Nha Trang weather in January
In January, Nha Trang sees average daytime highs of 25°C and overnight lows near 22°C, with 90 mm of rain across 12.1 wet days and about 11.4 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.
Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 21% of the time in January, and the air most often feels muggy.
Daylight stretches from about 11 h 18 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Nha Trang's 4th-clearest and 2nd-windiest month. For the whole year in context, see Nha Trang's year-round climate.
- Daytime high
- 25°
- 12th warmest
- Overnight low
- 22°
- 1st coldest
- Rainfall
- 90 mm
- 12.1 wet days
- Daylight
- 11 h 24 min
- 6:12 AM – 5:33 PM
- Cloud cover
- 65%
- 4th clearest
- Wind
- 17 km/h
- 2nd windiest
- Solar energy
- 4.1 kWh/m²
- Travel score
- 6.4
- out of 10
Nha Trang is city of Vietnam, capital of the Khánh Hòa Province.
- Air quality
- Excellent
- PM10 14 µg/m³ · 2015
- Density
- 2,307/km²
- people per km²
- Founded
- 1977
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 25°C through the month.
A typical January day in Nha Trang reaches about 25°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 23 |
| 2 | 25 | 23 |
| 3 | 25 | 23 |
| 4 | 25 | 23 |
| 5 | 25 | 23 |
| 6 | 25 | 23 |
| 7 | 25 | 23 |
| 8 | 25 | 23 |
| 9 | 25 | 23 |
| 10 | 25 | 23 |
| 11 | 25 | 23 |
| 12 | 25 | 23 |
| 13 | 25 | 22 |
| 14 | 25 | 22 |
| 15 | 25 | 22 |
| 16 | 25 | 22 |
| 17 | 25 | 22 |
| 18 | 25 | 22 |
| 19 | 25 | 22 |
| 20 | 25 | 22 |
| 21 | 25 | 22 |
| 22 | 25 | 22 |
| 23 | 25 | 22 |
| 24 | 25 | 22 |
| 25 | 25 | 22 |
| 26 | 25 | 22 |
| 27 | 25 | 22 |
| 28 | 25 | 22 |
| 29 | 25 | 22 |
| 30 | 26 | 22 |
| 31 | 26 | 22 |
How January really feels in Nha Trang
Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Nha Trang weather by month
How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 25° / 22° | 90 | 12.1 | 11.4 | 6.4 |
| Feb | 26° / 23° | 39 | 7.3 | 11.6 | 7.0 |
| Mar | 28° / 24° | 50 | 8.4 | 11.9 | 6.5 |
| Apr | 30° / 26° | 52 | 8.8 | 12.3 | 5.4 |
| May | 31° / 27° | 102 | 16.1 | 12.6 | 3.8 |
| Jun | 31° / 27° | 86 | 17.5 | 12.7 | 3.4 |
| Jul | 31° / 27° | 89 | 20.5 | 12.6 | 3.4 |
| Aug | 31° / 27° | 98 | 20.1 | 12.4 | 3.3 |
| Sep | 30° / 27° | 177 | 24.2 | 12.1 | 3.1 |
| Oct | 28° / 25° | 280 | 25.1 | 11.7 | 3.8 |
| Nov | 27° / 24° | 332 | 21.2 | 11.4 | 4.7 |
| Dec | 26° / 23° | 276 | 19.4 | 11.3 | 5.1 |
Cloud cover in January
The sky is clear or mostly clear about 21% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 33 | 35 | 35 | 38 | 38 | 39 | 40 | 40 | 41 | 41 | 41 | 41 | 42 | 42 | 41 | 41 | 42 | 43 | 43 | 42 | 42 | 43 | 43 | 45 | 45 | 46 | 47 | 48 | 49 | 51 | 52 |
| Cloudier (%) | 67 | 65 | 65 | 62 | 62 | 61 | 60 | 60 | 59 | 59 | 59 | 59 | 58 | 58 | 59 | 59 | 58 | 57 | 57 | 58 | 58 | 57 | 57 | 55 | 55 | 54 | 53 | 52 | 51 | 49 | 48 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 33 | 67 |
| 2 | 35 | 65 |
| 3 | 35 | 65 |
| 4 | 38 | 62 |
| 5 | 38 | 62 |
| 6 | 39 | 61 |
| 7 | 40 | 60 |
| 8 | 40 | 60 |
| 9 | 41 | 59 |
| 10 | 41 | 59 |
| 11 | 41 | 59 |
| 12 | 41 | 59 |
| 13 | 42 | 58 |
| 14 | 42 | 58 |
| 15 | 41 | 59 |
| 16 | 41 | 59 |
| 17 | 42 | 58 |
| 18 | 43 | 57 |
| 19 | 43 | 57 |
| 20 | 42 | 58 |
| 21 | 42 | 58 |
| 22 | 43 | 57 |
| 23 | 43 | 57 |
| 24 | 45 | 55 |
| 25 | 45 | 55 |
| 26 | 46 | 54 |
| 27 | 47 | 53 |
| 28 | 48 | 52 |
| 29 | 49 | 51 |
| 30 | 51 | 49 |
| 31 | 52 | 48 |
Chance of precipitation in January
Nha Trang gets around 90 mm of rain over 12.1 wet days in January. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 39% and peaks near 46% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 46 | 45 | 44 | 43 | 42 | 41 | 40 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 38 | 38 | 37 | 37 | 36 | 35 | 34 | 33 | 32 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 45 |
| 3 | 44 |
| 4 | 43 |
| 5 | 42 |
| 6 | 41 |
| 7 | 40 |
| 8 | 40 |
| 9 | 39 |
| 10 | 39 |
| 11 | 38 |
| 12 | 38 |
| 13 | 38 |
| 14 | 38 |
| 15 | 38 |
| 16 | 38 |
| 17 | 38 |
| 18 | 38 |
| 19 | 38 |
| 20 | 39 |
| 21 | 39 |
| 22 | 39 |
| 23 | 38 |
| 24 | 38 |
| 25 | 37 |
| 26 | 37 |
| 27 | 36 |
| 28 | 35 |
| 29 | 34 |
| 30 | 33 |
| 31 | 32 |
Humidity in January
Most of January feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the muggy band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Muggy (%) | 43 | 43 | 44 | 45 | 46 | 46 | 47 | 48 | 48 | 49 | 50 | 50 | 50 | 50 | 51 | 51 | 51 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 51 | 52 | 52 | 53 | 54 | 54 | 54 |
| Oppressive (%) | 46 | 46 | 45 | 44 | 44 | 43 | 43 | 42 | 41 | 40 | 39 | 39 | 38 | 38 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 35 | 34 | 34 | 34 |
| Miserable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 11 | 43 | 46 | 0 |
| 2 | 0 | 11 | 43 | 46 | 0 |
| 3 | 0 | 10 | 44 | 45 | 0 |
| 4 | 0 | 10 | 45 | 44 | 0 |
| 5 | 0 | 10 | 46 | 44 | 0 |
| 6 | 0 | 10 | 46 | 43 | 0 |
| 7 | 0 | 10 | 47 | 43 | 0 |
| 8 | 0 | 10 | 48 | 42 | 0 |
| 9 | 0 | 10 | 48 | 41 | 0 |
| 10 | 0 | 10 | 49 | 40 | 1 |
| 11 | 0 | 10 | 50 | 39 | 1 |
| 12 | 0 | 10 | 50 | 39 | 1 |
| 13 | 0 | 11 | 50 | 38 | 1 |
| 14 | 0 | 11 | 50 | 38 | 1 |
| 15 | 0 | 11 | 51 | 37 | 1 |
| 16 | 0 | 11 | 51 | 37 | 1 |
| 17 | 0 | 11 | 51 | 37 | 1 |
| 18 | 0 | 12 | 50 | 37 | 1 |
| 19 | 0 | 12 | 50 | 37 | 1 |
| 20 | 0 | 12 | 50 | 37 | 1 |
| 21 | 1 | 12 | 50 | 37 | 1 |
| 22 | 1 | 12 | 50 | 37 | 1 |
| 23 | 1 | 12 | 50 | 37 | 1 |
| 24 | 1 | 11 | 50 | 37 | 1 |
| 25 | 1 | 11 | 51 | 36 | 1 |
| 26 | 1 | 11 | 52 | 36 | 0 |
| 27 | 1 | 11 | 52 | 36 | 0 |
| 28 | 1 | 11 | 53 | 35 | 0 |
| 29 | 1 | 11 | 54 | 34 | 0 |
| 30 | 1 | 11 | 54 | 34 | 0 |
| 31 | 1 | 11 | 54 | 34 | 0 |
Wind in January
Winds average 17 km/h in January.
Across January, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 18 | light breeze |
| 2 | 18 | light breeze |
| 3 | 18 | light breeze |
| 4 | 18 | light breeze |
| 5 | 18 | light breeze |
| 6 | 18 | light breeze |
| 7 | 18 | light breeze |
| 8 | 17 | light breeze |
| 9 | 17 | light breeze |
| 10 | 17 | light breeze |
| 11 | 17 | light breeze |
| 12 | 17 | light breeze |
| 13 | 17 | light breeze |
| 14 | 17 | light breeze |
| 15 | 17 | light breeze |
| 16 | 17 | light breeze |
| 17 | 17 | light breeze |
| 18 | 17 | light breeze |
| 19 | 17 | light breeze |
| 20 | 17 | light breeze |
| 21 | 17 | light breeze |
| 22 | 17 | light breeze |
| 23 | 17 | light breeze |
| 24 | 17 | light breeze |
| 25 | 17 | light breeze |
| 26 | 17 | light breeze |
| 27 | 17 | light breeze |
| 28 | 17 | light breeze |
| 29 | 17 | light breeze |
| 30 | 17 | light breeze |
| 31 | 16 | light breeze |
Sunrise & sunset in January
Daylight runs from about 11 h 18 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over January. Sunrise moves from 6:08 AM to 6:13 AM, and sunset from 5:25 PM to 5:40 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.5 |
| Sunrise (AM) | 6:08 | 6:08 | 6:08 | 6:09 | 6:09 | 6:09 | 6:10 | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 | 6:13 |
| Sunset (PM) | 5:25 | 5:26 | 5:26 | 5:27 | 5:27 | 5:28 | 5:28 | 5:29 | 5:29 | 5:30 | 5:30 | 5:31 | 5:32 | 5:32 | 5:33 | 5:33 | 5:34 | 5:34 | 5:35 | 5:35 | 5:36 | 5:36 | 5:37 | 5:37 | 5:38 | 5:38 | 5:39 | 5:39 | 5:39 | 5:40 | 5:40 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.3 | 6:08 | 5:25 |
| 2 | 11.3 | 6:08 | 5:26 |
| 3 | 11.3 | 6:08 | 5:26 |
| 4 | 11.3 | 6:09 | 5:27 |
| 5 | 11.3 | 6:09 | 5:27 |
| 6 | 11.3 | 6:09 | 5:28 |
| 7 | 11.3 | 6:10 | 5:28 |
| 8 | 11.3 | 6:10 | 5:29 |
| 9 | 11.3 | 6:10 | 5:29 |
| 10 | 11.3 | 6:11 | 5:30 |
| 11 | 11.3 | 6:11 | 5:30 |
| 12 | 11.3 | 6:11 | 5:31 |
| 13 | 11.3 | 6:11 | 5:32 |
| 14 | 11.3 | 6:12 | 5:32 |
| 15 | 11.3 | 6:12 | 5:33 |
| 16 | 11.4 | 6:12 | 5:33 |
| 17 | 11.4 | 6:12 | 5:34 |
| 18 | 11.4 | 6:12 | 5:34 |
| 19 | 11.4 | 6:12 | 5:35 |
| 20 | 11.4 | 6:13 | 5:35 |
| 21 | 11.4 | 6:13 | 5:36 |
| 22 | 11.4 | 6:13 | 5:36 |
| 23 | 11.4 | 6:13 | 5:37 |
| 24 | 11.4 | 6:13 | 5:37 |
| 25 | 11.4 | 6:13 | 5:38 |
| 26 | 11.4 | 6:13 | 5:38 |
| 27 | 11.4 | 6:13 | 5:39 |
| 28 | 11.4 | 6:13 | 5:39 |
| 29 | 11.4 | 6:13 | 5:39 |
| 30 | 11.4 | 6:13 | 5:40 |
| 31 | 11.5 | 6:13 | 5:40 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 4.1 kWh/m².
For context, solar energy here swings from a low near 3.41 kWh/m² to a high of 6.31 kWh/m² in April across the year — January's 4.1 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.7 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.8 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.9 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 4.0 | Moderate |
| 10 | 4.0 | Moderate |
| 11 | 4.0 | Bright |
| 12 | 4.0 | Bright |
| 13 | 4.0 | Bright |
| 14 | 4.1 | Bright |
| 15 | 4.1 | Bright |
| 16 | 4.1 | Bright |
| 17 | 4.1 | Bright |
| 18 | 4.1 | Bright |
| 19 | 4.2 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.4 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.5 | Bright |
| 31 | 4.5 | Bright |
Hazard calendar for Nha Trang
In January, Nha Trang sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Nha Trang sits in the Pacific typhoon belt; the season peaks July–October.
Nha Trang's monsoon runs September–December, when most of the year's rain falls.
Is January a good time to visit Nha Trang?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is a reasonable time to visit Nha Trang for sightseeing.
What to pack for Nha Trang in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Nha Trang sees daytime highs around 25°C and nights near 22°C. Worth packing: light clothes and rain gear. About 12 days see rain.
Sea temperature near Nha Trang in January
The nearest coast averages about 25°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 24 km away) is warmest in May at about 29°C and coldest in January near 25°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 25 | 25 | 26 | 28 | 29 | 29 | 28 | 28 | 29 | 28 | 27 | 26 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 25 | Warm |
| Feb | 25 | Warm |
| Mar | 26 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Tropical |
| Nov | 27 | Warm |
| Dec | 26 | Warm |
UV index in Nha Trang in January
Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Nha Trang peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 9 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 10 | 12 | 13 | 13 | 13 | 12 | 12 | 13 | 12 | 12 | 10 | 8 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 13 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Very high |
| Dec | 8 | Very high |
Air quality in Nha Trang in January
Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.
Air quality in Nha Trang is worst in July — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 15 | 15 | 16 | 15 | 18 | 19 | 18 | 16 | 15 | 13 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 15 | Moderate |
| Mar | 15 | Moderate |
| Apr | 16 | Moderate |
| May | 15 | Moderate |
| Jun | 18 | Moderate |
| Jul | 19 | Moderate |
| Aug | 18 | Moderate |
| Sep | 16 | Moderate |
| Oct | 15 | Moderate |
| Nov | 13 | Moderate |
| Dec | 15 | Moderate |
Where is Nha Trang?
Nha Trang sits at 12.2°N, 109.2°E, 10 m above sea level, in Vietnam. The nearest listed city is Ninh Hòa, 28 km away.
Topography around Nha Trang
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nha Trang.
Within 3 km, the terrain around Nha Trang has only modest variations in elevation — a maximum elevation change of 169 m around an average of 6 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 959 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.
The land around Nha Trang is covered by water (42%) and artificial surfaces (39%) within 3 km, water (41%) and trees (39%) within 16 km, and trees (49%) and water (39%) within 80 km.
Vietnam travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C / F
- 220 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $5,066
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Safe drinking water
- 59%
- of population, 2024
- Homicide rate
- 1.5
- per 100k, 2011
- Road deaths
- 30.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 500
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Nha Trang (12.2451°, 109.1943°, elevation 10 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).