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Kanchanaburi weather by month and the best time to visit

Updated October 2026Sources
Nov–FebBest time to visit

When to go to Kanchanaburi

Nov–Feb is dry and cooler; Mar–May is very hot and falls run low. Jun–Oct is wet and green. Erawan Falls is busiest on weekends and holidays.

Kanchanaburi weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
15°20°25°30°35°40°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January32°C89°F20°C67°F11 mm66%Pleasant
February35°C95°F22°C71°F10 mm60%Hot
March37°C98°F24°C75°F46 mm58%Very hot
April37°C99°F26°C78°F64 mm61%Very hot
May34°C93°F25°C77°F149 mm74%Hot
June32°C90°F24°C76°F148 mm80%Hot & humid
July32°C89°F24°C74°F177 mm81%Rainy
August31°C88°F24°C74°F167 mm82%Rainy
September31°C87°F24°C74°F220 mm85%Rainy
October30°C86°F23°C74°F200 mm85%Rainy
November30°C86°F22°C71°F42 mm81%Pleasant
December30°C85°F19°C67°F7 mm73%Pleasant

Best months across Thailand

PlaceBest monthsWarmest month
BangkokNov–FebMar (36°C)
PhuketNov–MarMar (30°C)
Chiang MaiNov–JanApr (37°C)
Koh SamuiJan–Apr, Jul–AugMay (30°C)
KrabiNov–MarMar (31°C)
Koh Phi PhiNov–MarApr (30°C)
Koh PhanganJan–Apr, Jul–AugMay (27°C)
PaiNov–FebApr (35°C)
PattayaNov–FebApr (31°C)
Koh TaoFeb–AugMay (29°C)
PatongNov–AprMar (30°C)
Hua HinNov–MarApr (33°C)
Chiang RaiNov–FebApr (35°C)
AyutthayaNov–FebMar (37°C)
Koh LantaNov–AprApr (29°C)
RailayNov–MarMar (31°C)
KanchanaburiNov–FebApr (37°C)
Koh ChangNov–FebApr (30°C)
Khao LakNov–MarMar (31°C)
Koh SametNov–MarApr (30°C)
Koh LipeNov–MarApr (30°C)
Khao YaiNov–FebApr (34°C)
Khao SokDec–AprApr (32°C)
SukhothaiNov–FebApr (38°C)
Hat YaiJan–AprApr (31°C)
Kata BeachNov–MarMar (30°C)
JomtienNov–FebApr (31°C)
RawaiNov–MarMar (30°C)
Udon ThaniNov–FebApr (37°C)
Koh KoodNov–MarMay (30°C)

Quick answers

What is the best month to visit Kanchanaburi?

Nov–Feb. Nov–Feb is dry and cooler; Mar–May is very hot and falls run low. Jun–Oct is wet and green. Erawan Falls is busiest on weekends and holidays.

When is the rainy season in Kanchanaburi?

Rain peaks in September with about 220 mm. Months with 150 mm or more: Jul–Oct.

What is the hottest month in Kanchanaburi?

April, with average highs of 37°C (99°F).

How cold does Kanchanaburi get?

The coolest nights are in December, averaging 19°C (67°F).

More about Kanchanaburi

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 1.1°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.