Mae Chan weather in April

In April, Mae Chan sees average daytime highs of 33°C and overnight lows near 20°C, with 122 mm of rain across 11.7 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 33°C through the month. The sky is clear or mostly clear about 54% 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 Mae Chan's 6th-clearest and 3rd-windiest month. For the whole year in context, see Mae Chan's year-round climate.

Daytime high
33°
1st warmest
Overnight low
20°
6th coldest
Rainfall
122 mm
11.7 wet days
Daylight
12 h 30 min
6:07 AM – 6:35 PM
Cloud cover
44%
6th clearest
Wind
5 km/h
3rd windiest
Solar energy
6.31 kWh/m²
Travel score
3.3
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical April day in Mae Chan reaches about 33°C in the afternoon and slips back to 20°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 37°C. Set against its neighbours, April runs about 1°C warmer than March and about 1°C warmer than May.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13319
23319
33319
43319
53319
63319
73320
83420
93420
103420
113420
123420
133420
143420
153420
163421
173421
183421
193421
203321
213321
223321
233321
243321
253321
263321
273321
283321
293322
303322

How April really feels in Mae Chan

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
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.

Mae Chan 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
Jan27° / 13°232.910.98.0
Feb30° / 14°142.311.36.3
Mar33° / 17°395.111.94.5
Apr33° / 20°12211.712.43.3
May32° / 23°28222.212.92.9
Jun31° / 24°32426.713.22.5
Jul30° / 24°4222913.12.6
Aug30° / 23°39329.212.72.6
Sep30° / 23°28625.112.13.1
Oct29° / 21°13417.511.54.5
Nov28° / 18°486.3116.9
Dec26° / 14°273.710.88.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
27921
37921
47921
57921
67822
77723
87723
97624
107525
117525
127525
137327
147327
157228
167228
177129
187228
197129
207129
217030
227030
237030
246931
256931
266832
276733
286733
296634
306535

Chance of precipitation in April

Any precipitation

Mae Chan gets around 122 mm of rain over 11.7 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 39% and peaks near 56% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
128
228
329
429
529
630
731
831
932
1033
1133
1234
1335
1436
1537
1638
1739
1840
1942
2043
2144
2245
2347
2448
2550
2651
2753
2854
2955
3056

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 75% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121437416
211337427
311136438
411035449
5110344511
619334512
718324613
817314715
906304716
1006284818
1105274919
1204264921
1304245022
1403235024
1502215225
1602205127
1702185129
1801175230
1901155232
2001145233
2101125235
2200115237
2300105139
240095041
250084843
260074745
270074548
280064450
290054253
300054055

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
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 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 6:20 AM to 5:57 AM, and sunset from 6:30 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:206:30
212.26:196:31
312.26:186:31
412.26:176:31
512.36:166:31
612.36:166:32
712.36:156:32
812.36:146:32
912.36:136:33
1012.36:126:33
1112.46:116:33
1212.46:106:33
1312.46:106:34
1412.46:096:34
1512.46:086:34
1612.56:076:35
1712.56:066:35
1812.56:056:35
1912.56:056:36
2012.56:046:36
2112.66:036:36
2212.66:026:36
2312.66:026:37
2412.66:016:37
2512.66:006:37
2612.65:596:38
2712.75:596:38
2812.75:586:39
2912.75:576:39
3012.75:576:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.31 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 6.31 kWh/m² in April across the year — April's 6.31 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.1Intense
276.1Intense
286.1Intense
296.0Intense
306.0Intense
Planning a trip in April

Hazard calendar for Mae Chan

In seasonPeak

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

Mae Chan'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 Mae Chan?

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

3.3
Sightseeing
7th-best month of the year
6.1
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Mae Chan. The water and warmth also suit a beach or pool day.

What to pack for Mae Chan in April

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

In April, Mae Chan sees daytime highs around 33°C and nights near 20°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Mae Chan 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 Mae Chan peaks around July 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highJul 17UV 13Dec 21UV 7
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar9Very high
Apr10Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Mae Chan 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 Mae Chan is worst in April — around 156 µg/m³ PM2.5 (very unhealthy), about 12.0× the cleanest month (July, 13 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateApr 11150 µg/m³Jul 2313 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb40Poor
Mar128Unhealthy
Apr156Very unhealthy
May37Poor
Jun15Moderate
Jul13Moderate
Aug13Moderate
Sep13Moderate
Oct14Moderate
Nov15Moderate
Dec19Moderate
Location & terrain

Where is Mae Chan?

Mae Chan sits at 20.1°N, 99.9°E, 416 m above sea level, in Thailand. The nearest listed city is Chiang Rai, 27 km away.

PhayaoDok Kham TaiMöng Yawng

Topography around Mae Chan

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

Within 3 km, the terrain around Mae Chan has significant variations in elevation — a maximum elevation change of 372 m around an average of 432 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 898 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,922 m.

The land around Mae Chan is covered by cropland (46%) and trees (34%) within 3 km, trees (65%) and cropland (24%) within 16 km, and trees (74%) within 80 km.

3 km
372 m
16 km
898 m
80 km
1,922 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Chiang Rai 27 km · Mae Sai 32 km · Ban Khoan 34 km · Tachilek 34 km · Ban Houakhoua 64 km · Phayao 106 km · Dok Kham Tai 110 km · Möng Yawng 126 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 Mae Chan (20.1468°, 99.8526°, elevation 416 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).