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Ban Khao San Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ban Khao San.
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Climate overview of Ban Khao San
Ban Khao San, Udon Thani Province, Thailand, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 33°C (91°F), peaking in April at 37°C (99°F) and dipping in December to 30°C (86°F).
The city has a wet climate, receiving around 1552 mm (61 in) of rainfall per year. Despite the high annual total, it has distinct dry (November to March) and wet (May to September) seasons. August is the wettest month.
Ban Khao San Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ban Khao San - and find the best time to visit.
Monthly Temperature in Ban Khao San
With minimal seasonal shifts, Ban Khao San experiences a constant climate year-round. On average, daytime temperatures range from a very hot 37°C (99°F) in April to a very warm 30°C (86°F) in December.
Nighttime temperatures range from 26°C (79°F) in April to 17°C (63°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ban Khao San
Ban Khao San has a notably wet climate with abundant precipitation, recording 1552 mm (61 in) of rainfall per year. The seasons in Ban Khao San bring significant changes in precipitation. The wettest month, August, receives heavy rainfall, with an average of 317 mm (12 in) of precipitation. This rainfall is distributed across 21 rainy days.
In contrast, the driest month, December, experiences much less rainfall, totaling 6.9 mm (0.3 in) over a single rainy day. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Ban Khao San Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Ban Khao San
The most comfortable overall weather for exploring Ban Khao San is usually found in January, November and December. Conditions are generally least comfortable in March, April, May, June, July, August, September and October.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very good
Feb
good
Mar
very hot
Apr
very hot
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
wet
Nov
very good
Dec
very good
- Best overall: January, November and December
- Warmest weather: March and April
- Fewest rainy days: January, February, November and December
- Wettest months: May, June, July, August and September, when rainfall is highest.
- Seasonal pattern: Distinct dry (November to March) and wet (May to September) seasons
Frequently asked questions about the climate in Ban Khao San
What is the best time to visit Ban Khao San?
January, November and December typically offer the most optimal weather in Ban Khao San. In contrast, March, April, May, June, July, August, September and October tend to have less optimal conditions. Ban Khao San has distinct dry (November to March) and wet (May to September) seasons.
What temperatures can I expect in Ban Khao San?
Daytime highs range from 30°C (86°F) in December to 37°C (99°F) in April. Nighttime lows range from 17°C (63°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Ban Khao San get?
Annual rainfall is around 1552 mm (61 in). August is the wettest month with 317 mm (12 in), while December is the driest with 6.9 mm (0.3 in).
Ban Khao San 3-Day Forecast
Ban Khao San on the map
Ban Khao San is highlighted - select any city to see its climate.
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