San Kamphaeng weather in April

In April, San Kamphaeng sees average daytime highs of 37°C and overnight lows near 24°C, with 26 mm of rain across 4.4 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 37°C through the month. The sky is clear or mostly clear about 62% of the time in April, and the air most often feels muggy.

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 San Kamphaeng's 5th-clearest and 1st-windiest month. For the whole year in context, see San Kamphaeng's year-round climate.

Daytime high
37°
1st warmest
Overnight low
24°
8th coldest
Rainfall
26 mm
4.4 wet days
Daylight
12 h 24 min
6:11 AM – 6:37 PM
Cloud cover
39%
5th clearest
Wind
5 km/h
1st windiest
Solar energy
6.29 kWh/m²
Travel score
1.9
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 37°C through the month.

A typical April day in San Kamphaeng reaches about 37°C in the afternoon and slips back to 24°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 40°C. Set against its neighbours, April runs about 2°C warmer than March and about 2°C warmer than May.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13622
23623
33723
43723
53723
63723
73723
83723
93723
103724
113724
123724
133724
143724
153724
163724
173724
183724
193725
203725
213725
223725
233725
243725
253725
263725
273725
283625
293625
303625

How April really feels in San Kamphaeng

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
20 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.

San Kamphaeng 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
Jan30° / 15°71.3116.7
Feb33° / 17°30.711.45.0
Mar35° / 20°122.111.93.1
Apr37° / 24°264.412.41.9
May35° / 25°9913.212.92.3
Jun33° / 25°12018.313.12.5
Jul32° / 25°17521.9132.6
Aug31° / 25°23625.112.62.7
Sep31° / 24°22723.412.12.8
Oct31° / 22°11415.711.64.0
Nov30° / 19°21411.15.8
Dec29° / 16°91.210.97.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18515
28515
38515
48416
58416
68416
78218
88218
98119
108020
117921
127921
137921
147822
157723
167624
177624
187525
197525
207426
217426
227327
237327
247228
257129
267129
277030
286931
296733
306634

Chance of precipitation in April

Any precipitation

San Kamphaeng gets around 26 mm of rain over 4.4 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 15% and peaks near 25% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
18
28
38
48
59
69
79
810
911
1011
1112
1212
1313
1413
1514
1614
1715
1816
1916
2017
2118
2218
2319
2420
2521
2621
2722
2823
2924
3025

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 62% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121840365
211740365
311640375
411540386
511440387
611340397
711239398
811139409
9110384010
1009384112
1109374113
1208364214
1308354315
1407334316
1507324417
1606314518
1706304619
1805284720
1905274721
2005264822
2104244823
2204234824
2304224826
2403214828
2503194829
2603184831
2703174733
2802164735
2902154637
3002144539

Wind in April

Winds average 5 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 6:23 AM to 6:01 AM, and sunset from 6:33 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:236:33
212.26:236:33
312.26:226:33
412.26:216:34
512.26:206:34
612.26:196:34
712.36:186:34
812.36:176:35
912.36:176:35
1012.36:166:35
1112.36:156:35
1212.46:146:36
1312.46:136:36
1412.46:136:36
1512.46:126:36
1612.46:116:37
1712.46:106:37
1812.56:096:37
1912.56:096:37
2012.56:086:38
2112.56:076:38
2212.56:076:38
2312.56:066:38
2412.66:056:39
2512.66:046:39
2612.66:046:39
2712.66:036:40
2812.66:026:40
2912.66:026:40
3012.76:016:41

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.29 kWh/m².

For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 6.3 kWh/m² in March across the year — April's 6.29 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.1Intense
256.1Intense
266.1Intense
276.0Intense
286.0Intense
296.0Bright
305.9Bright
Planning a trip in April

Hazard calendar for San Kamphaeng

In seasonPeak

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

San Kamphaeng's monsoon runs June–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 San Kamphaeng?

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

1.9
Sightseeing
12th-best month of the year
5.1
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in San Kamphaeng.

What to pack for San Kamphaeng in April

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

In April, San Kamphaeng sees daytime highs around 37°C and nights near 24°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in San Kamphaeng in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Kamphaeng peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 14UV 13Dec 22UV 7
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar8Very high
Apr10Very high
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in San Kamphaeng 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 San Kamphaeng is worst in March — around 69 µg/m³ PM2.5 (unhealthy), about 4.3× the cleanest month (July, 16 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyModerateMar 2067 µg/m³Jul 1216 µg/m³
PM2.5 (µg/m³)Level
Jan37Poor
Feb46Poor
Mar69Unhealthy
Apr61Unhealthy
May28Moderate
Jun16Moderate
Jul16Moderate
Aug17Moderate
Sep21Moderate
Oct25Moderate
Nov28Moderate
Dec32Moderate
Location & terrain

Where is San Kamphaeng?

San Kamphaeng sits at 18.7°N, 99.1°E, 311 m above sea level, in Thailand. The nearest listed city is Chiang Mai, 15 km away.

PhayaoPai

Topography around San Kamphaeng

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

Within 3 km, the terrain around San Kamphaeng has only modest variations in elevation — a maximum elevation change of 29 m around an average of 309 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 727 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,502 m.

The land around San Kamphaeng is covered by trees (41%) and cropland (34%) within 3 km, trees (51%) and cropland (27%) within 16 km, and trees (83%) within 80 km.

3 km
29 m
16 km
727 m
80 km
2,502 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Chiang Mai 15 km · Lamphun 22 km · Hang Dong 22 km · San Pa Tong 27 km · Pa Sang 31 km · Lampang 64 km · Phayao 94 km · Pai 99 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 San Kamphaeng (18.7449°, 99.1195°, elevation 311 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).