Hà Tĩnh weather in April
In April, Hà Tĩnh sees average daytime highs of 28°C and overnight lows near 23°C, with 77 mm of rain across 10.5 wet days and about 12.4 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.
Highs climb over the month, from about 27°C in the first days to 30°C by the end. The sky is clear or mostly clear about 28% of the time in April, and the air most often feels oppressive.
Daylight stretches from about 12 h 12 min at the start of April to 12 h 36 min by month's end. Set against the rest of the year, April is Hà Tĩnh's 1st-clearest and 9th-windiest month. For the whole year in context, see Hà Tĩnh's year-round climate.
- Daytime high
- 28°
- 6th warmest
- Overnight low
- 23°
- 6th coldest
- Rainfall
- 77 mm
- 10.5 wet days
- Daylight
- 12 h 24 min
- 5:44 AM – 6:09 PM
- Cloud cover
- 61%
- 1st clearest
- Wind
- 10 km/h
- 9th windiest
- Solar energy
- 5.19 kWh/m²
- Travel score
- 5.7
- out of 10
Hà Tĩnh is province capital city in Vietnam.
- Density
- 47/km²
- people per km²
- Founded
- 2007
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Highs climb over the month, from about 27°C in the first days to 30°C by the end.
A typical April day in Hà Tĩnh reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, April runs about 3°C warmer than March and about 3°C cooler than May.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 22 |
| 2 | 27 | 22 |
| 3 | 27 | 22 |
| 4 | 27 | 22 |
| 5 | 27 | 22 |
| 6 | 27 | 22 |
| 7 | 27 | 22 |
| 8 | 27 | 23 |
| 9 | 28 | 23 |
| 10 | 28 | 23 |
| 11 | 28 | 23 |
| 12 | 28 | 23 |
| 13 | 28 | 23 |
| 14 | 28 | 23 |
| 15 | 28 | 23 |
| 16 | 29 | 23 |
| 17 | 29 | 24 |
| 18 | 29 | 24 |
| 19 | 29 | 24 |
| 20 | 29 | 24 |
| 21 | 29 | 24 |
| 22 | 29 | 24 |
| 23 | 29 | 24 |
| 24 | 29 | 24 |
| 25 | 30 | 24 |
| 26 | 30 | 24 |
| 27 | 30 | 24 |
| 28 | 30 | 25 |
| 29 | 30 | 25 |
| 30 | 30 | 25 |
How April really feels in Hà Tĩnh
Once humidity and wind are folded in, April averages 14 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Hà Tĩnh weather by month
How April compares with the rest of the year at a glance. April is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 21° / 17° | 103 | 15.1 | 11 | 5.4 |
| Feb | 22° / 18° | 67 | 12.1 | 11.4 | 6.0 |
| Mar | 25° / 20° | 69 | 10.1 | 11.9 | 6.7 |
| Apr | 28° / 23° | 77 | 10.5 | 12.4 | 5.7 |
| May | 31° / 26° | 118 | 13.6 | 12.9 | 4.0 |
| Jun | 33° / 28° | 71 | 8 | 13.1 | 3.4 |
| Jul | 33° / 28° | 126 | 9.6 | 13 | 3.4 |
| Aug | 32° / 27° | 191 | 13.8 | 12.6 | 3.5 |
| Sep | 30° / 26° | 391 | 19.1 | 12.1 | 3.8 |
| Oct | 27° / 24° | 538 | 22.5 | 11.6 | 4.6 |
| Nov | 25° / 21° | 272 | 18.3 | 11.1 | 5.3 |
| Dec | 22° / 18° | 166 | 17.4 | 10.9 | 5.2 |
Cloud cover in April
The sky is clear or mostly clear about 28% of the time in April, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 56%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 39 | 40 | 41 | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 45 | 45 | 45 | 46 | 48 | 47 | 47 | 46 | 46 | 46 | 45 | 46 | 46 | 46 | 45 | 45 | 44 | 44 | 43 | 43 |
| Cloudier (%) | 61 | 60 | 59 | 58 | 57 | 57 | 57 | 57 | 56 | 56 | 55 | 55 | 55 | 54 | 52 | 53 | 53 | 54 | 54 | 54 | 55 | 54 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 57 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 39 | 61 |
| 2 | 40 | 60 |
| 3 | 41 | 59 |
| 4 | 42 | 58 |
| 5 | 43 | 57 |
| 6 | 43 | 57 |
| 7 | 43 | 57 |
| 8 | 43 | 57 |
| 9 | 44 | 56 |
| 10 | 44 | 56 |
| 11 | 45 | 55 |
| 12 | 45 | 55 |
| 13 | 45 | 55 |
| 14 | 46 | 54 |
| 15 | 48 | 52 |
| 16 | 47 | 53 |
| 17 | 47 | 53 |
| 18 | 46 | 54 |
| 19 | 46 | 54 |
| 20 | 46 | 54 |
| 21 | 45 | 55 |
| 22 | 46 | 54 |
| 23 | 46 | 54 |
| 24 | 46 | 54 |
| 25 | 45 | 55 |
| 26 | 45 | 55 |
| 27 | 44 | 56 |
| 28 | 44 | 56 |
| 29 | 43 | 57 |
| 30 | 43 | 57 |
Chance of precipitation in April
Hà Tĩnh gets around 77 mm of rain over 10.5 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 36% and peaks near 42% on the wettest days. The odds climb 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 35 | 35 | 36 | 36 | 37 | 38 | 38 | 39 | 40 | 40 | 41 | 41 | 42 |
| Rain chance (%) | |
|---|---|
| 1 | 34 |
| 2 | 34 |
| 3 | 34 |
| 4 | 34 |
| 5 | 34 |
| 6 | 34 |
| 7 | 33 |
| 8 | 33 |
| 9 | 33 |
| 10 | 33 |
| 11 | 33 |
| 12 | 33 |
| 13 | 33 |
| 14 | 33 |
| 15 | 34 |
| 16 | 34 |
| 17 | 34 |
| 18 | 35 |
| 19 | 35 |
| 20 | 36 |
| 21 | 36 |
| 22 | 37 |
| 23 | 38 |
| 24 | 38 |
| 25 | 39 |
| 26 | 40 |
| 27 | 40 |
| 28 | 41 |
| 29 | 41 |
| 30 | 42 |
Humidity in April
Most of April feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the oppressive band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 93% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Humid (%) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 |
| Muggy (%) | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 15 | 15 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 |
| Oppressive (%) | 59 | 59 | 60 | 59 | 59 | 59 | 58 | 57 | 57 | 57 | 57 | 56 | 55 | 54 | 54 | 53 | 53 | 51 | 51 | 50 | 49 | 48 | 47 | 46 | 45 | 43 | 41 | 40 | 38 | 36 |
| Miserable (%) | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 17 | 18 | 20 | 22 | 23 | 25 | 27 | 29 | 31 | 33 | 34 | 36 | 38 | 41 | 43 | 45 | 47 | 49 | 52 | 54 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 4 | 9 | 21 | 59 | 7 |
| 2 | 3 | 9 | 21 | 59 | 8 |
| 3 | 3 | 9 | 20 | 60 | 8 |
| 4 | 3 | 9 | 20 | 59 | 9 |
| 5 | 2 | 9 | 20 | 59 | 10 |
| 6 | 2 | 9 | 19 | 59 | 11 |
| 7 | 2 | 9 | 19 | 58 | 12 |
| 8 | 2 | 9 | 19 | 57 | 13 |
| 9 | 2 | 9 | 18 | 57 | 14 |
| 10 | 1 | 9 | 18 | 57 | 15 |
| 11 | 1 | 8 | 17 | 57 | 17 |
| 12 | 1 | 8 | 17 | 56 | 18 |
| 13 | 1 | 8 | 16 | 55 | 20 |
| 14 | 1 | 8 | 15 | 54 | 22 |
| 15 | 1 | 7 | 15 | 54 | 23 |
| 16 | 1 | 7 | 14 | 53 | 25 |
| 17 | 1 | 6 | 13 | 53 | 27 |
| 18 | 1 | 6 | 13 | 51 | 29 |
| 19 | 1 | 5 | 12 | 51 | 31 |
| 20 | 0 | 5 | 12 | 50 | 33 |
| 21 | 0 | 5 | 11 | 49 | 34 |
| 22 | 0 | 4 | 11 | 48 | 36 |
| 23 | 0 | 4 | 10 | 47 | 38 |
| 24 | 0 | 3 | 10 | 46 | 41 |
| 25 | 0 | 3 | 9 | 45 | 43 |
| 26 | 0 | 3 | 9 | 43 | 45 |
| 27 | 0 | 2 | 9 | 41 | 47 |
| 28 | 0 | 2 | 9 | 40 | 49 |
| 29 | 0 | 2 | 8 | 38 | 52 |
| 30 | 0 | 2 | 8 | 36 | 54 |
Wind in April
Winds average 10 km/h in April.
Across April, daily wind ranges from about 9 km/h on the calmest days to 10 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
Sunrise & sunset in April
Daylight runs from about 12 h 12 min at the start of April to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over April. Sunrise moves from 5:56 AM to 5:34 AM, and sunset from 6:06 PM to 6:13 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 |
| Sunrise (AM) | 5:56 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:51 | 5:50 | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:46 | 5:45 | 5:44 | 5:43 | 5:43 | 5:42 | 5:41 | 5:40 | 5:40 | 5:39 | 5:38 | 5:38 | 5:37 | 5:36 | 5:36 | 5:35 | 5:34 |
| Sunset (PM) | 6:06 | 6:06 | 6:06 | 6:06 | 6:07 | 6:07 | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:08 | 6:08 | 6:09 | 6:09 | 6:09 | 6:09 | 6:10 | 6:10 | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.2 | 5:56 | 6:06 |
| 2 | 12.2 | 5:56 | 6:06 |
| 3 | 12.2 | 5:55 | 6:06 |
| 4 | 12.2 | 5:54 | 6:06 |
| 5 | 12.2 | 5:53 | 6:07 |
| 6 | 12.2 | 5:52 | 6:07 |
| 7 | 12.3 | 5:51 | 6:07 |
| 8 | 12.3 | 5:50 | 6:07 |
| 9 | 12.3 | 5:50 | 6:07 |
| 10 | 12.3 | 5:49 | 6:08 |
| 11 | 12.3 | 5:48 | 6:08 |
| 12 | 12.3 | 5:47 | 6:08 |
| 13 | 12.4 | 5:46 | 6:08 |
| 14 | 12.4 | 5:46 | 6:09 |
| 15 | 12.4 | 5:45 | 6:09 |
| 16 | 12.4 | 5:44 | 6:09 |
| 17 | 12.4 | 5:43 | 6:09 |
| 18 | 12.4 | 5:43 | 6:10 |
| 19 | 12.5 | 5:42 | 6:10 |
| 20 | 12.5 | 5:41 | 6:10 |
| 21 | 12.5 | 5:40 | 6:10 |
| 22 | 12.5 | 5:40 | 6:11 |
| 23 | 12.5 | 5:39 | 6:11 |
| 24 | 12.5 | 5:38 | 6:11 |
| 25 | 12.6 | 5:38 | 6:11 |
| 26 | 12.6 | 5:37 | 6:12 |
| 27 | 12.6 | 5:36 | 6:12 |
| 28 | 12.6 | 5:36 | 6:12 |
| 29 | 12.6 | 5:35 | 6:13 |
| 30 | 12.6 | 5:34 | 6:13 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 5.19 kWh/m².
For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 5.64 kWh/m² in June across the year — April's 5.19 kWh/m² falls in the middle.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.6 | 4.6 | 4.7 | 4.7 | 4.8 | 4.8 | 4.9 | 4.9 | 5.0 | 5.0 | 5.1 | 5.1 | 5.2 | 5.2 | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 | 5.4 | 5.4 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | 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 | 4.6 | Bright |
| 2 | 4.6 | Bright |
| 3 | 4.7 | Bright |
| 4 | 4.7 | Bright |
| 5 | 4.8 | Bright |
| 6 | 4.8 | Bright |
| 7 | 4.9 | Bright |
| 8 | 4.9 | Bright |
| 9 | 5.0 | Bright |
| 10 | 5.0 | Bright |
| 11 | 5.1 | Bright |
| 12 | 5.1 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.3 | Bright |
| 16 | 5.3 | Bright |
| 17 | 5.3 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.4 | Bright |
| 21 | 5.4 | Bright |
| 22 | 5.5 | Bright |
| 23 | 5.5 | Bright |
| 24 | 5.5 | Bright |
| 25 | 5.5 | Bright |
| 26 | 5.5 | Bright |
| 27 | 5.5 | Bright |
| 28 | 5.5 | Bright |
| 29 | 5.5 | Bright |
| 30 | 5.5 | Bright |
Hazard calendar for Hà Tĩnh
In April, Hà Tĩnh sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Hà Tĩnh sits in the Pacific typhoon belt; the season peaks July–October.
Hà Tĩnh's monsoon runs September–November, when most of the year's rain falls.
Is April a good time to visit Hà Tĩnh?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is a reasonable time to visit Hà Tĩnh for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Hà Tĩnh in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Hà Tĩnh sees daytime highs around 28°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.
Sea temperature near Hà Tĩnh in April
The nearest coast averages about 24°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 23 km away) is warmest in August at about 30°C and coldest in February near 21°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) | 22 | 21 | 22 | 24 | 28 | 29 | 30 | 30 | 29 | 28 | 26 | 23 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 22 | Refreshing |
| Feb | 21 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 24 | Warm |
| May | 28 | Warm |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Warm |
| Nov | 26 | Warm |
| Dec | 23 | Refreshing |
UV index in Hà Tĩnh in April
Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Hà Tĩnh peaks around July 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (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) | 8 | 9 | 10 | 9 | 11 | 12 | 13 | 13 | 11 | 10 | 7 | 6 |
| Level | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 9 | Very high |
| Mar | 10 | Very high |
| Apr | 9 | Very high |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Very high |
| Nov | 7 | Very high |
| Dec | 6 | High |
Air quality in Hà Tĩnh in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Hà Tĩnh is worst in April — around 60 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (July, 14 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 32 | 35 | 54 | 60 | 24 | 16 | 14 | 16 | 20 | 27 | 28 | 32 |
| Level | Moderate | Poor | Poor | Unhealthy | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 32 | Moderate |
| Feb | 35 | Poor |
| Mar | 54 | Poor |
| Apr | 60 | Unhealthy |
| May | 24 | Moderate |
| Jun | 16 | Moderate |
| Jul | 14 | Moderate |
| Aug | 16 | Moderate |
| Sep | 20 | Moderate |
| Oct | 27 | Moderate |
| Nov | 28 | Moderate |
| Dec | 32 | Moderate |
Where is Hà Tĩnh?
Hà Tĩnh sits at 18.3°N, 105.9°E, 8 m above sea level, in Vietnam. The nearest listed city is Nghèn, 18 km away.
Topography around Hà Tĩnh
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hà Tĩnh.
Within 3 km, the terrain around Hà Tĩnh has only modest variations in elevation — a maximum elevation change of 17 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 485 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,260 m.
The land around Hà Tĩnh is covered by artificial surfaces (41%) and cropland (35%) within 3 km, cropland (36%) and trees (28%) within 16 km, and trees (57%) and water (30%) 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 Hà Tĩnh (18.3428°, 105.9057°, elevation 8 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).