Nghĩa Lộ weather in April

In April, Nghĩa Lộ sees average daytime highs of 25°C and overnight lows near 17°C, with 194 mm of rain across 20.6 wet days and about 12.5 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 26°C by the end. The sky is clear or mostly clear about 23% of the time in April, and the air most often feels humid.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 48 min by month's end. Set against the rest of the year, April is Nghĩa Lộ's 3rd-clearest and 1st-windiest month. For the whole year in context, see Nghĩa Lộ's year-round climate.

Daytime high
25°
6th warmest
Overnight low
17°
6th coldest
Rainfall
194 mm
20.6 wet days
Daylight
12 h 30 min
5:47 AM – 6:17 PM
Cloud cover
65%
3rd clearest
Wind
4 km/h
1st windiest
Solar energy
4.85 kWh/m²
Travel score
5.1
out of 10

Nghĩa Lộ is town in Yen Bai province, Vietnam.

Density
2,304/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 23°C in the first days to 26°C by the end.

A typical April day in Nghĩa Lộ reaches about 25°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 29°C. Set against its neighbours, April runs about 3°C warmer than March and about 2°C cooler than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12316
22316
32316
42316
52316
62416
72416
82417
92417
102417
112417
122417
132517
142517
152517
162517
172518
182518
192518
202518
212518
222518
232618
242618
252618
262618
272618
282619
292619
302619

Nghĩa Lộ weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 10°7513.810.84.5
Feb18° / 11°711411.35.1
Mar21° / 14°13418.111.85.3
Apr25° / 17°19420.612.55.1
May27° / 20°30023.6134.4
Jun28° / 22°31825.213.33.8
Jul27° / 21°41326.413.23.8
Aug27° / 21°43928.112.73.7
Sep26° / 20°29023.412.14.4
Oct24° / 17°15317.511.55.6
Nov21° / 14°8312.4116.0
Dec17° / 11°6410.910.75.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13466
23565
33664
43664
53763
63763
73862
83862
93961
103961
113961
124060
134060
144159
154060
164159
174159
184060
194060
204060
214060
224060
234159
244060
254060
264060
274060
283961
293961
303961

Chance of precipitation in April

Any precipitation

Nghĩa Lộ gets around 194 mm of rain over 20.6 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 68% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
167
267
367
467
567
667
767
867
967
1067
1167
1267
1367
1467
1567
1667
1768
1868
1969
2069
2169
2270
2370
2470
2570
2671
2771
2871
2971
3071

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the humid band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1112257100
2112157110
3102058120
492057140
591957150
681858160
781856180
871856190
971755210
1061754230
1161752250
1251652270
1351650290
1441548311
1541547331
1641446351
1731344381
1831343401
1931242421
2031240441
2121139462
2221138482
2321037502
2421035512
252935522
261934542
271833562
281832572
291831582
301730602

Wind in April

Winds average 4 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over April. Sunrise moves from 6:01 AM to 5:36 AM, and sunset from 6:12 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:016:12
212.26:006:12
312.25:596:13
412.25:586:13
512.35:576:13
612.35:566:14
712.35:556:14
812.35:546:14
912.45:546:15
1012.45:536:15
1112.45:526:15
1212.45:516:16
1312.45:506:16
1412.55:496:16
1512.55:486:17
1612.55:476:17
1712.55:466:17
1812.55:466:18
1912.65:456:18
2012.65:446:18
2112.65:436:19
2212.65:426:19
2312.65:416:20
2412.75:416:20
2512.75:406:20
2612.75:396:21
2712.75:386:21
2812.75:386:21
2912.75:376:22
3012.85:366:22

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.85 kWh/m².

For context, solar energy here swings from a low near 2.78 kWh/m² to a high of 4.92 kWh/m² in May across the year — April's 4.85 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.5Bright
34.5Bright
44.5Bright
54.6Bright
64.6Bright
74.6Bright
84.7Bright
94.7Bright
104.7Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.9Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in April

Hazard calendar for Nghĩa Lộ

In seasonPeak

None of Nghĩa Lộ's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Nghĩa Lộ's rainy season runs May–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Nghĩa Lộ?

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

5.1
Sightseeing
5th-best month of the year
4.5
Beach & pool
2nd-best month of the year

April is a reasonable time to visit Nghĩa Lộ for sightseeing.

What to pack for Nghĩa Lộ in April

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

In April, Nghĩa Lộ sees daytime highs around 25°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Nghĩa Lộ in April

LowModerateHighVery highExtreme

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 Nghĩa Lộ peaks around June 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highHighJun 20UV 14Dec 20UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar12Extreme
Apr9Very high
May11Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep9Very high
Oct9Very high
Nov8Very high
Dec6High

Air quality in Nghĩa Lộ 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 Nghĩa Lộ is worst in April — around 70 µg/m³ PM2.5 (unhealthy), about 4.5× the cleanest month (July, 16 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyModeratePoorApr 1169 µg/m³Jul 2016 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb48Poor
Mar64Unhealthy
Apr70Unhealthy
May34Moderate
Jun18Moderate
Jul16Moderate
Aug17Moderate
Sep23Moderate
Oct30Moderate
Nov37Poor
Dec42Poor
Location & terrain

Where is Nghĩa Lộ?

Nghĩa Lộ sits at 21.6°N, 104.5°E, 260 m above sea level, in Vietnam. The nearest listed city is Yên Bái, 43 km away.

Cổ Đô

Topography around Nghĩa Lộ

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nghĩa Lộ.

Within 3 km, the terrain around Nghĩa Lộ has only modest variations in elevation — a maximum elevation change of 242 m around an average of 279 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,218 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,909 m.

The land around Nghĩa Lộ is covered by cropland (41%) and trees (38%) within 3 km, trees (77%) within 16 km, and trees (80%) within 80 km.

3 km
242 m
16 km
2,218 m
80 km
2,909 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Yên Bái 43 km · Ít Ong 51 km · Sơn La 69 km · Tuyên Quang 76 km · Phú Thọ 76 km · Thị Trấn Phố Lu 87 km · Thị Trấn Thuận Châu 87 km · Cổ Đô 95 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 Nghĩa Lộ (21.6°, 104.5167°, elevation 260 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. 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).