Kanchanaburi weather in April

In April, Kanchanaburi sees average daytime highs of 37°C and overnight lows near 26°C, with 71 mm of rain across 12.6 wet days and about 12.3 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 33% 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 30 min by month's end. Set against the rest of the year, April is Kanchanaburi's 6th-clearest and 10th-windiest month. For the whole year in context, see Kanchanaburi's year-round climate.

Daytime high
37°
1st warmest
Overnight low
26°
10th coldest
Rainfall
71 mm
12.6 wet days
Daylight
12 h 18 min
6:13 AM – 6:31 PM
Cloud cover
56%
6th clearest
Wind
7 km/h
10th windiest
Solar energy
6.2 kWh/m²
Travel score
1.3
out of 10

Kanchanaburi is town in Kanchanaburi province, Thailand.

Air quality
High
PM2.5 27 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Kanchanaburi reaches about 37°C in the afternoon and slips back to 26°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 40°C. Set against its neighbours, April runs about 1°C warmer than March and about 2°C warmer than May.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13726
23726
33726
43726
53726
63726
73726
83726
93726
103726
113726
123826
133826
143826
153826
163826
173826
183826
193826
203827
213727
223727
233727
243727
253727
263727
273727
283727
293727
303727

How April really feels in Kanchanaburi

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
30 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.

Kanchanaburi 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
Jan32° / 21°132.111.34.7
Feb35° / 22°112.411.53.4
Mar36° / 25°336.311.92.0
Apr37° / 26°7112.612.31.3
May36° / 27°11219.912.61.6
Jun34° / 26°10919.112.82.1
Jul33° / 26°14020.912.72.4
Aug33° / 26°13721.112.52.6
Sep32° / 25°18222.812.12.5
Oct32° / 25°16419.711.73.2
Nov32° / 23°37611.44.4
Dec31° / 22°81.711.25.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% 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 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26337
36337
46337
56238
66139
76040
85941
95842
105743
115644
125545
135545
145446
155446
165347
175347
185248
195149
205149
215050
225050
235050
244951
254951
264852
274753
284654
294555
304357

Chance of precipitation in April

Any precipitation

Kanchanaburi gets around 71 mm of rain over 12.6 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 42% and peaks near 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
133
234
334
434
535
635
736
836
937
1037
1137
1238
1338
1439
1540
1641
1742
1843
1944
2045
2146
2247
2348
2448
2549
2650
2751
2852
2953
3054

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1224704
2223705
3223696
4223696
5222697
6222688
7221689
82216710
92206711
102196712
112186812
122176813
132176813
142166814
152156914
162146915
172137015
182127016
192117116
201117117
211107217
221107118
23197119
24197020
25096922
26086923
27086725
28086626
29076528
30076429

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 7 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
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over April. Sunrise moves from 6:23 AM to 6:05 AM, and sunset from 6:30 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:236:30
212.16:226:30
312.16:226:30
412.26:216:30
512.26:206:30
612.26:196:30
712.26:196:30
812.26:186:31
912.26:176:31
1012.26:176:31
1112.26:166:31
1212.36:156:31
1312.36:156:31
1412.36:146:31
1512.36:136:31
1612.36:136:31
1712.36:126:32
1812.36:116:32
1912.46:116:32
2012.46:106:32
2112.46:106:32
2212.46:096:32
2312.46:086:32
2412.46:086:33
2512.46:076:33
2612.46:076:33
2712.46:066:33
2812.56:066:33
2912.56:056:33
3012.56:056:34

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.2 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.2 kWh/m² in April across the year — April's 6.2 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.0Intense
286.0Intense
296.0Bright
306.0Bright
Planning a trip in April

Hazard calendar for Kanchanaburi

In seasonPeak

In April, Kanchanaburi sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Kanchanaburi sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Kanchanaburi's monsoon runs May–October, when most of the year's rain falls.

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

Is April a good time to visit Kanchanaburi?

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

1.3
Sightseeing
12th-best month of the year
3.8
Beach & pool
11th-best month of the year

April is a weaker month for outdoor sightseeing in Kanchanaburi.

What to pack for Kanchanaburi in April

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

In April, Kanchanaburi sees daytime highs around 37°C and nights near 26°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Kanchanaburi 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 Kanchanaburi peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 16UV 14Dec 15UV 9
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar13Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Kanchanaburi 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 Kanchanaburi is worst in March — around 44 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (June, 16 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kanchanaburi's WHO annual average of 27 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1344 µg/m³Jun 2217 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb41Poor
Mar44Poor
Apr34Moderate
May23Moderate
Jun16Moderate
Jul17Moderate
Aug17Moderate
Sep20Moderate
Oct26Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Kanchanaburi?

Kanchanaburi sits at 14.0°N, 99.5°E, 33 m above sea level, in Thailand. The nearest listed city is Tha Muang, 11 km away.

Topography around Kanchanaburi

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

Within 3 km, the terrain around Kanchanaburi has significant variations in elevation — a maximum elevation change of 337 m around an average of 51 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 483 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,266 m.

The land around Kanchanaburi is covered by trees (47%) and artificial surfaces (28%) within 3 km, trees (45%) and cropland (35%) within 16 km, and trees (53%) and cropland (37%) within 80 km.

3 km
337 m
16 km
483 m
80 km
1,266 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Tha Muang 11 km · Tha Maka 26 km · Bo Phloi 36 km · Ban Pong 41 km · Chom Bueng 43 km · Photharam 48 km · Ban I Chang 50 km · Bang Phae 54 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 Kanchanaburi (14.0041°, 99.5483°, elevation 33 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).