Phủ Lý weather in April

In April, Phủ Lý sees average daytime highs of 28°C and overnight lows near 22°C, with 71 mm of rain across 9.7 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 30°C by the end. The sky is clear or mostly clear about 13% 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 42 min by month's end. Set against the rest of the year, April is Phủ Lý's 4th-clearest and 1st-windiest month. For the whole year in context, see Phủ Lý's year-round climate.

Daytime high
28°
7th warmest
Overnight low
22°
6th coldest
Rainfall
71 mm
9.7 wet days
Daylight
12 h 30 min
5:42 AM – 6:11 PM
Cloud cover
73%
4th clearest
Wind
10 km/h
1st windiest
Solar energy
4.4 kWh/m²
Travel score
5.6
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 April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 30°C by the end.

A typical April day in Phủ Lý reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°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 4°C warmer than March and about 3°C cooler than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12621
22621
32621
42721
52721
62721
72721
82721
92722
102822
112822
122822
132822
142822
152822
162922
172923
182923
192923
202923
212923
222923
233023
243023
253024
263024
273024
283024
293024
303024

How April really feels in Phủ Lý

Once humidity and wind are folded in, April averages 12 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
12
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Phủ Lý weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 15°336.610.96.5
Feb22° / 16°215.211.36.8
Mar24° / 19°438.311.96.7
Apr28° / 22°719.712.55.6
May32° / 25°19416.1133.4
Jun34° / 27°19415.913.22.5
Jul33° / 27°25319.613.12.5
Aug32° / 26°34023.812.72.5
Sep31° / 25°2742112.13.2
Oct29° / 23°14213.911.55.1
Nov26° / 19°598116.9
Dec22° / 16°295.510.87.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12179
22179
32179
42278
52278
62377
72476
82476
92476
102575
112575
122575
132674
142773
152773
162773
172773
182773
192872
202773
212773
222773
232872
242773
252872
262872
272872
282971
292971
302971

Chance of precipitation in April

Any precipitation

Phủ Lý gets around 71 mm of rain over 9.7 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 32% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
230
330
430
530
630
730
830
929
1029
1129
1229
1329
1429
1530
1630
1731
1831
1932
2033
2133
2234
2335
2435
2536
2637
2738
2838
2939
3040

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1481530394
2471430405
3471429416
4361428427
5361427438
6361426439
72614254410
82613234411
92613224512
102513214514
111513204516
121512194517
131512184519
141412184421
151411174423
161411164425
171310164326
180310164228
19039164230
20029164131
21028164133
22028164034
23017154036
24016153938
25016153840
26015143742
27015143644
28015143546
29014133348
30004133251

Wind in April

Winds average 10 km/h in April, the windiest month of the year.

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.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over April. Sunrise moves from 5:56 AM to 5:32 AM, and sunset from 6:06 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:566:06
212.25:556:07
312.25:546:07
412.25:536:07
512.35:526:07
612.35:516:08
712.35:506:08
812.35:496:08
912.35:486:09
1012.45:486:09
1112.45:476:09
1212.45:466:09
1312.45:456:10
1412.45:446:10
1512.55:436:10
1612.55:426:11
1712.55:426:11
1812.55:416:11
1912.55:406:12
2012.55:396:12
2112.65:386:12
2212.65:386:13
2312.65:376:13
2412.65:366:13
2512.65:356:14
2612.75:356:14
2712.75:346:14
2812.75:336:15
2912.75:336:15
3012.75:326:15

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.4 kWh/m².

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 — April's 4.4 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.7Moderate
33.7Moderate
43.8Moderate
53.8Moderate
63.9Moderate
74.0Moderate
84.0Bright
94.1Bright
104.2Bright
114.2Bright
124.3Bright
134.3Bright
144.4Bright
154.4Bright
164.5Bright
174.5Bright
184.6Bright
194.6Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
305.0Bright
Planning a trip in April

Hazard calendar for Phủ Lý

In seasonPeak

In April, 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.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Phủ Lý?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.6
Sightseeing
6th-best month of the year
6.5
Beach & pool
2nd-best month of the year

April is a reasonable time to visit Phủ Lý for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Phủ Lý in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Phủ Lý sees daytime highs around 28°C and nights near 22°C. Pack light clothes. Worth having: rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near Phủ Lý 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 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.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb20Refreshing
Mar21Refreshing
Apr24Refreshing
May27Warm
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct28Tropical
Nov26Warm
Dec23Refreshing

UV index in Phủ Lý in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highVery highExtremeVery highHighJul 12UV 11Dec 16UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar9Very high
Apr7High
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep8Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Phủ Lý in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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).

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 20132 µg/m³Jul 1536 µg/m³
PM2.5 (µg/m³)Level
Jan126Unhealthy
Feb106Unhealthy
Mar94Unhealthy
Apr87Unhealthy
May60Unhealthy
Jun42Poor
Jul35Moderate
Aug46Poor
Sep69Unhealthy
Oct93Unhealthy
Nov116Unhealthy
Dec134Unhealthy
Location & terrain

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.

3 km
14 m
16 km
433 m
80 km
1,248 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Hưng Yên 18 km · Lương Bằng 27 km · Nam Định 30 km · Ninh Binh 33 km · Bo 42 km · Mỹ Hào 45 km · Thái Bình 46 km · Ecopark 46 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
none 86%Catholic 6%Buddhist 6%Protestant 1%

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).