Na Klang weather in April

In April, Na Klang sees average daytime highs of 35°C and overnight lows near 25°C, with 65 mm of rain across 10.8 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 38% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 36 min by month's end. Set against the rest of the year, April is Na Klang's 6th-clearest and 5th-windiest month. For the whole year in context, see Na Klang's year-round climate.

Daytime high
35°
1st warmest
Overnight low
25°
8th coldest
Rainfall
65 mm
10.8 wet days
Daylight
12 h 24 min
6:00 AM – 6:23 PM
Cloud cover
53%
6th clearest
Wind
6 km/h
5th windiest
Solar energy
6.01 kWh/m²
Travel score
2.3
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical April day in Na Klang reaches about 35°C in the afternoon and slips back to 25°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 39°C. Set against its neighbours, April runs about 1°C warmer than March and about 1°C warmer than May.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13524
23524
33524
43524
53524
63524
73524
83524
93524
103525
113525
123625
133625
143625
153625
163625
173625
183625
193625
203625
213625
223625
233625
243525
253525
263525
273525
283525
293525
303525

How April really feels in Na Klang

Once humidity and wind are folded in, April averages 30 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
30
23 feel dangerously hot (≥ 39°C)
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.

Na Klang weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°71.211.16.9
Feb32° / 19°111.911.45.2
Mar34° / 22°345.611.93.4
Apr35° / 25°6510.812.42.3
May34° / 26°17221.212.82.2
Jun33° / 26°15519.4132.4
Jul32° / 26°18721.712.92.6
Aug32° / 25°25424.812.62.6
Sep31° / 25°2622412.12.8
Oct31° / 23°11813.511.64.3
Nov30° / 20°233.311.26.1
Dec28° / 17°71117.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 21% of April, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26832
36931
46931
56832
66832
76733
86634
96634
106436
116436
126238
136238
146238
156139
166139
175941
185842
195842
205644
215545
225545
235446
245347
255248
265149
275050
284951
294753
304654

Chance of precipitation in April

Any precipitation

Na Klang gets around 65 mm of rain over 10.8 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 53% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
128
228
328
428
529
629
729
829
930
1030
1130
1230
1331
1431
1532
1633
1734
1835
1937
2038
2139
2241
2343
2444
2546
2647
2749
2850
2952
3053

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13942460
23841481
32740491
42640511
52639521
62538541
72537551
82436571
91435582
101334602
111332622
121331632
131230652
141229653
151228663
160226693
170225703
180224713
190223723
200121744
210120754
220119764
230118765
240117775
250116776
260115786
270114787
280113788
290012799
3000127810

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 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 30 minutes over April. Sunrise moves from 6:12 AM to 5:51 AM, and sunset from 6:20 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:126:20
212.26:116:20
312.26:106:21
412.26:096:21
512.26:086:21
612.26:076:21
712.26:076:21
812.36:066:22
912.36:056:22
1012.36:046:22
1112.36:046:22
1212.36:036:22
1312.36:026:23
1412.46:016:23
1512.46:006:23
1612.46:006:23
1712.45:596:23
1812.45:586:24
1912.45:586:24
2012.55:576:24
2112.55:566:24
2212.55:566:25
2312.55:556:25
2412.55:546:25
2512.55:546:25
2612.55:536:26
2712.65:526:26
2812.65:526:26
2912.65:516:26
3012.65:516:27

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.01 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 6.01 kWh/m² in April across the year — April's 6.01 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
36.0Bright
46.0Bright
56.0Bright
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Bright
246.0Bright
256.0Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.8Bright
Planning a trip in April

Hazard calendar for Na Klang

In seasonPeak

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

Na Klang's monsoon runs May–October, 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 Na Klang?

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

2.3
Sightseeing
11th-best month of the year
5.2
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Na Klang.

What to pack for Na Klang in April

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

In April, Na Klang sees daytime highs around 35°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Na Klang in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Na Klang peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 11UV 13Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr11Extreme
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Na Klang 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 Na Klang is worst in March — around 63 µg/m³ PM2.5 (unhealthy), about 3.1× the cleanest month (July, 20 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateMar 1861 µg/m³Jul 1320 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb45Poor
Mar63Unhealthy
Apr50Poor
May28Moderate
Jun20Moderate
Jul20Moderate
Aug21Moderate
Sep23Moderate
Oct25Moderate
Nov24Moderate
Dec25Moderate
Location & terrain

Where is Na Klang?

Na Klang sits at 17.3°N, 102.2°E, 253 m above sea level, in Thailand. The nearest listed city is Erawan, 25 km away.

Topography around Na Klang

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

Within 3 km, the terrain around Na Klang has only modest variations in elevation — a maximum elevation change of 97 m around an average of 250 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 371 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,440 m.

The land around Na Klang is covered by cropland (60%) and trees (28%) within 3 km, cropland (68%) and trees (26%) within 16 km, and trees (51%) and cropland (43%) within 80 km.

3 km
97 m
16 km
371 m
80 km
1,440 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Erawan 25 km · Nong Bua Lamphu 29 km · Kut Chap 42 km · Wang Saphung 45 km · Nam Som 52 km · Loei 53 km · Phu Kradueng 57 km · Udon Thani 64 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 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 Na Klang (17.3072°, 102.1889°, elevation 253 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).