Phủ Lý weather in January
In January, Phủ Lý sees average daytime highs of 20°C and overnight lows near 15°C, with 33 mm of rain across 6.6 wet days and about 10.9 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.
Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 13% of the time in January, and the air most often feels dry.
Daylight stretches from about 10 h 48 min at the start of January to 11 h 06 min by month's end. Set against the rest of the year, January is Phủ Lý's 7th-clearest and 7th-windiest month. For the whole year in context, see Phủ Lý's year-round climate.
- Daytime high
- 20°
- 12th warmest
- Overnight low
- 15°
- 1st coldest
- Rainfall
- 33 mm
- 6.6 wet days
- Daylight
- 10 h 54 min
- 6:39 AM – 5:32 PM
- Cloud cover
- 78%
- 7th clearest
- Wind
- 9 km/h
- 7th windiest
- Solar energy
- 2.32 kWh/m²
- Travel score
- 6.5
- out of 10
Phủ Lý is the former provincial capital of the former Ha Nam province, Vietnam.
- Density
- 1,555/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 20°C through the month.
A typical January day in Phủ Lý reaches about 20°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 26°C. Set against its neighbours, January runs about 2°C cooler than December and about 2°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) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 |
| Avg low (°C) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 21 | 15 |
| 2 | 21 | 15 |
| 3 | 21 | 15 |
| 4 | 21 | 15 |
| 5 | 21 | 15 |
| 6 | 21 | 15 |
| 7 | 21 | 15 |
| 8 | 21 | 15 |
| 9 | 21 | 15 |
| 10 | 21 | 15 |
| 11 | 21 | 15 |
| 12 | 20 | 15 |
| 13 | 20 | 15 |
| 14 | 20 | 15 |
| 15 | 20 | 15 |
| 16 | 20 | 15 |
| 17 | 20 | 15 |
| 18 | 20 | 15 |
| 19 | 20 | 15 |
| 20 | 20 | 15 |
| 21 | 20 | 15 |
| 22 | 20 | 15 |
| 23 | 20 | 15 |
| 24 | 20 | 15 |
| 25 | 20 | 15 |
| 26 | 20 | 15 |
| 27 | 20 | 15 |
| 28 | 20 | 15 |
| 29 | 20 | 15 |
| 30 | 20 | 15 |
| 31 | 21 | 15 |
How January really feels in Phủ Lý
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.
Phủ Lý weather by month
How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 15° | 33 | 6.6 | 10.9 | 6.5 |
| Feb | 22° / 16° | 21 | 5.2 | 11.3 | 6.8 |
| Mar | 24° / 19° | 43 | 8.3 | 11.9 | 6.7 |
| Apr | 28° / 22° | 71 | 9.7 | 12.5 | 5.6 |
| May | 32° / 25° | 194 | 16.1 | 13 | 3.4 |
| Jun | 34° / 27° | 194 | 15.9 | 13.2 | 2.5 |
| Jul | 33° / 27° | 253 | 19.6 | 13.1 | 2.5 |
| Aug | 32° / 26° | 340 | 23.8 | 12.7 | 2.5 |
| Sep | 31° / 25° | 274 | 21 | 12.1 | 3.2 |
| Oct | 29° / 23° | 142 | 13.9 | 11.5 | 5.1 |
| Nov | 26° / 19° | 59 | 8 | 11 | 6.9 |
| Dec | 22° / 16° | 29 | 5.5 | 10.8 | 7.1 |
Cloud cover in January
The sky is clear or mostly clear about 13% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 77%.
| 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 (%) | 28 | 27 | 27 | 26 | 25 | 25 | 23 | 23 | 22 | 23 | 23 | 22 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 21 |
| Cloudier (%) | 72 | 73 | 73 | 74 | 75 | 75 | 77 | 77 | 78 | 77 | 77 | 78 | 77 | 77 | 77 | 78 | 78 | 79 | 79 | 79 | 79 | 79 | 79 | 79 | 80 | 80 | 80 | 79 | 79 | 79 | 79 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 28 | 72 |
| 2 | 27 | 73 |
| 3 | 27 | 73 |
| 4 | 26 | 74 |
| 5 | 25 | 75 |
| 6 | 25 | 75 |
| 7 | 23 | 77 |
| 8 | 23 | 77 |
| 9 | 22 | 78 |
| 10 | 23 | 77 |
| 11 | 23 | 77 |
| 12 | 22 | 78 |
| 13 | 23 | 77 |
| 14 | 23 | 77 |
| 15 | 23 | 77 |
| 16 | 22 | 78 |
| 17 | 22 | 78 |
| 18 | 21 | 79 |
| 19 | 21 | 79 |
| 20 | 21 | 79 |
| 21 | 21 | 79 |
| 22 | 21 | 79 |
| 23 | 21 | 79 |
| 24 | 21 | 79 |
| 25 | 20 | 80 |
| 26 | 20 | 80 |
| 27 | 20 | 80 |
| 28 | 21 | 79 |
| 29 | 21 | 79 |
| 30 | 21 | 79 |
| 31 | 21 | 79 |
Chance of precipitation in January
Phủ Lý gets around 33 mm of rain over 6.6 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 21% and peaks near 22% on the wettest days.
| 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 (%) | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 17 |
| Rain chance (%) | |
|---|---|
| 1 | 20 |
| 2 | 21 |
| 3 | 21 |
| 4 | 22 |
| 5 | 22 |
| 6 | 22 |
| 7 | 22 |
| 8 | 22 |
| 9 | 22 |
| 10 | 22 |
| 11 | 22 |
| 12 | 22 |
| 13 | 22 |
| 14 | 21 |
| 15 | 21 |
| 16 | 21 |
| 17 | 21 |
| 18 | 21 |
| 19 | 21 |
| 20 | 20 |
| 21 | 20 |
| 22 | 20 |
| 23 | 20 |
| 24 | 20 |
| 25 | 19 |
| 26 | 19 |
| 27 | 19 |
| 28 | 19 |
| 29 | 18 |
| 30 | 18 |
| 31 | 17 |
Humidity in January
Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the dry band about 45% of days. Sticky, muggy-or-worse air turns up on roughly 20% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 45 | 45 | 45 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 46 |
| Comfortable (%) | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Humid (%) | 23 | 23 | 22 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Muggy (%) | 18 | 19 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 |
| Oppressive (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 42 | 16 | 23 | 18 | 1 |
| 2 | 42 | 16 | 23 | 19 | 1 |
| 3 | 42 | 16 | 22 | 20 | 1 |
| 4 | 42 | 15 | 21 | 20 | 1 |
| 5 | 43 | 15 | 20 | 21 | 1 |
| 6 | 43 | 15 | 20 | 22 | 1 |
| 7 | 43 | 15 | 19 | 22 | 1 |
| 8 | 43 | 15 | 18 | 22 | 1 |
| 9 | 44 | 16 | 18 | 22 | 1 |
| 10 | 44 | 16 | 17 | 22 | 1 |
| 11 | 44 | 16 | 17 | 22 | 1 |
| 12 | 44 | 17 | 17 | 21 | 1 |
| 13 | 45 | 17 | 17 | 21 | 1 |
| 14 | 45 | 17 | 17 | 20 | 1 |
| 15 | 45 | 17 | 17 | 20 | 1 |
| 16 | 46 | 17 | 17 | 19 | 1 |
| 17 | 46 | 17 | 18 | 18 | 1 |
| 18 | 47 | 17 | 18 | 18 | 1 |
| 19 | 47 | 17 | 18 | 17 | 1 |
| 20 | 47 | 16 | 18 | 17 | 1 |
| 21 | 48 | 16 | 19 | 16 | 1 |
| 22 | 48 | 16 | 19 | 16 | 1 |
| 23 | 48 | 16 | 19 | 16 | 1 |
| 24 | 48 | 15 | 19 | 16 | 1 |
| 25 | 48 | 15 | 19 | 16 | 1 |
| 26 | 48 | 15 | 19 | 16 | 2 |
| 27 | 48 | 15 | 19 | 16 | 2 |
| 28 | 48 | 15 | 19 | 17 | 2 |
| 29 | 48 | 15 | 19 | 17 | 2 |
| 30 | 47 | 15 | 19 | 17 | 2 |
| 31 | 46 | 15 | 19 | 17 | 3 |
Wind in January
Winds average 9 km/h in January.
Across January, daily wind ranges from about 9 km/h on the calmest days to 9 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) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 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 | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in January
Daylight runs from about 10 h 48 min at the start of January to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 18 minutes over January. Sunrise moves from 6:36 AM to 6:38 AM, and sunset from 5:23 PM to 5:42 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) | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.1 |
| Sunrise (AM) | 6:36 | 6:37 | 6:37 | 6:37 | 6:37 | 6:38 | 6:38 | 6:38 | 6:38 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:39 | 6:38 | 6:38 | 6:38 | 6:38 |
| Sunset (PM) | 5:23 | 5:23 | 5:24 | 5:24 | 5:25 | 5:26 | 5:26 | 5:27 | 5:28 | 5:28 | 5:29 | 5:29 | 5:30 | 5:31 | 5:31 | 5:32 | 5:33 | 5:33 | 5:34 | 5:35 | 5:35 | 5:36 | 5:37 | 5:37 | 5:38 | 5:38 | 5:39 | 5:40 | 5:40 | 5:41 | 5:42 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.8 | 6:36 | 5:23 |
| 2 | 10.8 | 6:37 | 5:23 |
| 3 | 10.8 | 6:37 | 5:24 |
| 4 | 10.8 | 6:37 | 5:24 |
| 5 | 10.8 | 6:37 | 5:25 |
| 6 | 10.8 | 6:38 | 5:26 |
| 7 | 10.8 | 6:38 | 5:26 |
| 8 | 10.8 | 6:38 | 5:27 |
| 9 | 10.8 | 6:38 | 5:28 |
| 10 | 10.8 | 6:39 | 5:28 |
| 11 | 10.8 | 6:39 | 5:29 |
| 12 | 10.8 | 6:39 | 5:29 |
| 13 | 10.9 | 6:39 | 5:30 |
| 14 | 10.9 | 6:39 | 5:31 |
| 15 | 10.9 | 6:39 | 5:31 |
| 16 | 10.9 | 6:39 | 5:32 |
| 17 | 10.9 | 6:39 | 5:33 |
| 18 | 10.9 | 6:39 | 5:33 |
| 19 | 10.9 | 6:39 | 5:34 |
| 20 | 10.9 | 6:39 | 5:35 |
| 21 | 10.9 | 6:39 | 5:35 |
| 22 | 10.9 | 6:39 | 5:36 |
| 23 | 11.0 | 6:39 | 5:37 |
| 24 | 11.0 | 6:39 | 5:37 |
| 25 | 11.0 | 6:39 | 5:38 |
| 26 | 11.0 | 6:39 | 5:38 |
| 27 | 11.0 | 6:39 | 5:39 |
| 28 | 11.0 | 6:38 | 5:40 |
| 29 | 11.0 | 6:38 | 5:40 |
| 30 | 11.0 | 6:38 | 5:41 |
| 31 | 11.1 | 6:38 | 5:42 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 2.32 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 5.17 kWh/m² in June across the year — January's 2.32 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) | 2.5 | 2.5 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.5 | 2.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.5 | Moderate |
| 2 | 2.5 | Moderate |
| 3 | 2.4 | Moderate |
| 4 | 2.4 | Moderate |
| 5 | 2.4 | Moderate |
| 6 | 2.4 | Moderate |
| 7 | 2.4 | Moderate |
| 8 | 2.3 | Moderate |
| 9 | 2.3 | Moderate |
| 10 | 2.3 | Moderate |
| 11 | 2.3 | Moderate |
| 12 | 2.3 | Moderate |
| 13 | 2.3 | Moderate |
| 14 | 2.3 | Moderate |
| 15 | 2.3 | Moderate |
| 16 | 2.3 | Moderate |
| 17 | 2.3 | Moderate |
| 18 | 2.3 | Moderate |
| 19 | 2.3 | Moderate |
| 20 | 2.3 | Moderate |
| 21 | 2.3 | Moderate |
| 22 | 2.3 | Moderate |
| 23 | 2.3 | Moderate |
| 24 | 2.4 | Moderate |
| 25 | 2.4 | Moderate |
| 26 | 2.4 | Moderate |
| 27 | 2.4 | Moderate |
| 28 | 2.4 | Moderate |
| 29 | 2.4 | Moderate |
| 30 | 2.5 | Moderate |
| 31 | 2.5 | Moderate |
Hazard calendar for Phủ Lý
In January, Phủ Lý sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Phủ Lý sits in the Pacific typhoon belt; the season peaks July–October.
Phủ Lý's monsoon runs May–September, when most of the year's rain falls.
Is January a good time to visit Phủ Lý?
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 Phủ Lý for sightseeing.
What to pack for Phủ Lý in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Phủ Lý sees daytime highs around 20°C and nights near 15°C. Little to plan around — just the basics. About 7 days see rain.
Sea temperature near Phủ Lý in January
The nearest coast averages about 21°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 67 km away) is warmest in August at about 30°C and coldest in February near 20°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) | 21 | 20 | 21 | 24 | 27 | 29 | 30 | 30 | 29 | 28 | 26 | 23 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 21 | Refreshing |
| Feb | 20 | Refreshing |
| Mar | 21 | Refreshing |
| Apr | 24 | Refreshing |
| May | 27 | Warm |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Tropical |
| Nov | 26 | Warm |
| Dec | 23 | Refreshing |
UV index in Phủ Lý in January
Clear-sky midday UV in January peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Phủ Lý peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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) | 7 | 8 | 9 | 7 | 9 | 11 | 11 | 10 | 8 | 8 | 7 | 6 |
| Level | High | Very high | Very high | High | Very high | Extreme | Extreme | Very high | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 7 | High |
| May | 9 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Phủ Lý 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 Phủ Lý is worst in December — around 134 µg/m³ PM2.5 (unhealthy), about 3.8× the cleanest month (July, 35 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) | 126 | 106 | 94 | 87 | 60 | 42 | 35 | 46 | 69 | 93 | 116 | 134 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Moderate | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 126 | Unhealthy |
| Feb | 106 | Unhealthy |
| Mar | 94 | Unhealthy |
| Apr | 87 | Unhealthy |
| May | 60 | Unhealthy |
| Jun | 42 | Poor |
| Jul | 35 | Moderate |
| Aug | 46 | Poor |
| Sep | 69 | Unhealthy |
| Oct | 93 | Unhealthy |
| Nov | 116 | Unhealthy |
| Dec | 134 | Unhealthy |
Where is Phủ Lý?
Phủ Lý sits at 20.5°N, 105.9°E, 8 m above sea level, in Vietnam. The nearest listed city is Hưng Yên, 18 km away.
Topography around Phủ Lý
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Phủ Lý.
Within 3 km, the terrain around Phủ Lý has only modest variations in elevation — a maximum elevation change of 14 m around an average of 5 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 433 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,248 m.
The land around Phủ Lý is covered by artificial surfaces (44%), cropland (24%) and trees (20%) within 3 km, cropland (45%) and trees (34%) within 16 km, and cropland (39%) and trees (38%) 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 Phủ Lý (20.5453°, 105.9122°, 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).