Kanchanaburi weather in August

In August, Kanchanaburi sees average daytime highs of 33°C and overnight lows near 26°C, with 137 mm of rain across 21.1 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 4th-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 1% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Kanchanaburi's 12th-clearest and 2nd-windiest month. For the whole year in context, see Kanchanaburi's year-round climate.

Daytime high
33°
7th warmest
Overnight low
26°
8th coldest
Rainfall
137 mm
21.1 wet days
Daylight
12 h 30 min
6:12 AM – 6:40 PM
Cloud cover
90%
12th clearest
Wind
9 km/h
2nd windiest
Solar energy
4.32 kWh/m²
Travel score
2.6
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 August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Kanchanaburi reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13226
23226
33226
43226
53226
63226
73226
83226
93226
103226
113226
123226
133226
143226
153326
163326
173326
183326
193326
203326
213326
223326
233326
243326
253326
263325
273325
283325
293325
303325
313325

How August really feels in Kanchanaburi

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kanchanaburi weather by month

How August compares with the rest of the year at a glance. August is the 7th-warmest and 4th-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of August, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13595
14595
15595
16694
17694
18694
19694
20694
21694
22694
23694
24694
25694
26694
27694
28694
29793
30793
31793

Chance of precipitation in August

Any precipitation

Kanchanaburi gets around 137 mm of rain over 21.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 68% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
271
371
470
570
670
769
868
968
1067
1167
1267
1366
1466
1566
1666
1766
1866
1966
2066
2166
2267
2367
2468
2568
2669
2769
2870
2970
3071
3171

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17921
27822
37822
47723
57624
67525
77426
87327
97327
107228
117129
127129
137030
147030
157030
167030
177030
187030
197030
207129
217129
227129
237228
247228
257228
267327
277327
287327
297327
307327
317327

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 6:09 AM to 6:13 AM, and sunset from 6:47 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:096:47
212.66:096:46
312.66:096:46
412.66:106:46
512.66:106:45
612.66:106:45
712.66:106:44
812.66:106:44
912.56:116:44
1012.56:116:43
1112.56:116:43
1212.56:116:42
1312.56:116:42
1412.56:126:41
1512.56:126:41
1612.56:126:40
1712.56:126:39
1812.46:126:39
1912.46:126:38
2012.46:126:38
2112.46:126:37
2212.46:136:36
2312.46:136:36
2412.46:136:35
2512.46:136:35
2612.46:136:34
2712.36:136:33
2812.36:136:33
2912.36:136:32
3012.36:136:31
3112.36:136:30

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.32 kWh/m² — the year's lowest.

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 — August's 4.32 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in August

Hazard calendar for Kanchanaburi

In seasonPeak

In August, Kanchanaburi sits inside its monsoon 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 August a good time to visit Kanchanaburi?

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

2.6
Sightseeing
6th-best month of the year
4.4
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in Kanchanaburi.

What to pack for Kanchanaburi in August

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

In August, Kanchanaburi sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. About 21 days see rain.

light clothesrain gear

UV index in Kanchanaburi in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (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 August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August 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
August 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).