Thị Trấn Na Dương weather in April

In April, Thị Trấn Na Dương sees average daytime highs of 26°C and overnight lows near 20°C, with 87 mm of rain across 14.1 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 27°C by the end. The sky is clear or mostly clear about 11% 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 48 min by month's end. Set against the rest of the year, April is Thị Trấn Na Dương's 5th-clearest and 1st-windiest month. For the whole year in context, see Thị Trấn Na Dương's year-round climate.

Daytime high
26°
7th warmest
Overnight low
20°
7th coldest
Rainfall
87 mm
14.1 wet days
Daylight
12 h 30 min
5:37 AM – 6:07 PM
Cloud cover
77%
5th clearest
Wind
10 km/h
1st windiest
Solar energy
4.03 kWh/m²
Travel score
5.7
out of 10

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 27°C by the end.

A typical April day in Thị Trấn Na Dương reaches about 26°C in the afternoon and slips back to 20°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, April runs about 4°C warmer than March and about 3°C cooler than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12318
22318
32318
42418
52418
62418
72418
82419
92419
102519
112519
122519
132519
142519
152620
162620
172620
182620
192620
202620
212720
222721
232721
242721
252721
262721
272721
282721
292721
302821

How April really feels in Thị Trấn Na Dương

Once humidity and wind are folded in, April 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.

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Thị Trấn Na Dương weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 11°509.510.85.1
Feb18° / 12°378.611.35.7
Mar21° / 16°7112.611.85.8
Apr26° / 20°8714.112.55.7
May29° / 23°20420.8134.1
Jun30° / 24°23623.613.33.1
Jul30° / 25°25124.313.23.1
Aug30° / 24°27225.212.73.1
Sep29° / 23°16118.312.14.3
Oct27° / 20°7510.511.56.6
Nov23° / 16°498117.1
Dec19° / 12°427.710.76.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 10% of April, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11585
21585
31684
41684
51783
61783
71882
81882
91882
102080
112080
122179
132179
142377
152377
162377
172377
182476
192377
202377
212377
222377
232377
242377
252377
262377
272377
282377
292476
302575

Chance of precipitation in April

Any precipitation

Thị Trấn Na Dương gets around 87 mm of rain over 14.1 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 48% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
147
247
347
446
546
646
745
845
945
1045
1145
1245
1345
1445
1546
1646
1746
1847
1947
2048
2148
2249
2350
2451
2551
2652
2753
2855
2956
3057

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 67% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
113162530150
212162431160
312152432170
411152332190
511152232200
610142132220
710142132230
89132032250
99131932270
109131832280
118121732300
128121731320
138111631340
147111530360
157101529381
166101429401
176101428421
185101428431
19491428441
20491328461
21381328471
22381328481
23281328491
24271228501
25271227511
26161227522
27161127532
28161126542
29161126533
30151126534

Wind in April

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

Across April, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
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 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 5:51 AM to 5:26 AM, and sunset from 6:02 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:516:02
212.25:506:03
312.25:496:03
412.35:486:03
512.35:476:04
612.35:466:04
712.35:466:04
812.35:456:05
912.45:446:05
1012.45:436:05
1112.45:426:06
1212.45:416:06
1312.45:406:06
1412.55:396:07
1512.55:386:07
1612.55:376:07
1712.55:376:08
1812.55:366:08
1912.65:356:08
2012.65:346:09
2112.65:336:09
2212.65:326:10
2312.65:326:10
2412.75:316:10
2512.75:306:11
2612.75:296:11
2712.75:296:11
2812.75:286:12
2912.85:276:12
3012.85:266:13

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.03 kWh/m².

For context, solar energy here swings from a low near 2.29 kWh/m² to a high of 4.68 kWh/m² in July across the year — April's 4.03 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.6Moderate
73.6Moderate
83.7Moderate
93.7Moderate
103.8Moderate
113.9Moderate
123.9Moderate
134.0Moderate
144.0Bright
154.0Bright
164.1Bright
174.1Bright
184.2Bright
194.2Bright
204.3Bright
214.3Bright
224.3Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in April

Hazard calendar for Thị Trấn Na Dương

In seasonPeak

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

Thị Trấn Na Dương's monsoon runs May–September, when most of the year's rain falls.

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

Is April a good time to visit Thị Trấn Na Dương?

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

5.7
Sightseeing
5th-best month of the year
5.3
Beach & pool
4th-best month of the year

April is a reasonable time to visit Thị Trấn Na Dương for sightseeing.

What to pack for Thị Trấn Na Dương in April

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

In April, Thị Trấn Na Dương sees daytime highs around 26°C and nights near 20°C. Pack rain gear. Worth having: light clothes. About 14 days see rain.

rain gearlight clothes

UV index in Thị Trấn Na Dương 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 Thị Trấn Na Dương peaks around June 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 23UV 12Dec 14UV 6
UV index (midday)Level
Jan7High
Feb7High
Mar9Very high
Apr7Very high
May9Very high
Jun12Extreme
Jul12Extreme
Aug9Very high
Sep9Very high
Oct8Very high
Nov6High
Dec6High

Air quality in Thị Trấn Na Dương 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 Thị Trấn Na Dương is worst in April — around 47 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (July, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 2447 µg/m³Jul 1819 µg/m³
PM2.5 (µg/m³)Level
Jan47Poor
Feb47Poor
Mar45Poor
Apr47Poor
May31Moderate
Jun22Moderate
Jul19Moderate
Aug21Moderate
Sep26Moderate
Oct32Moderate
Nov36Poor
Dec43Poor
Location & terrain

Where is Thị Trấn Na Dương?

Thị Trấn Na Dương sits at 21.7°N, 107.0°E, 287 m above sea level, in Vietnam. The nearest listed city is Lạng Sơn, 26 km away.

Topography around Thị Trấn Na Dương

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Na Dương.

Within 3 km, the terrain around Thị Trấn Na Dương has only modest variations in elevation — a maximum elevation change of 193 m around an average of 294 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,313 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,567 m.

The land around Thị Trấn Na Dương is covered by trees (47%) and cropland (22%) within 3 km, trees (78%) within 16 km, and trees (87%) within 80 km.

3 km
193 m
16 km
1,313 m
80 km
1,567 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Lạng Sơn 26 km · Chũ 54 km · Thị Trấn Ba Chẽ 59 km · Thị Trấn Tiên Yên 62 km · Thành Phố Uông Bí 77 km · Thị Trấn Đầm Hà 77 km · Thị Trấn Thất Khê 79 km · Thị Trấn Mạo Khê 81 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 Thị Trấn Na Dương (21.7025°, 106.9555°, elevation 287 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).