Ban San Sai (2) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ban San Sai (2).
Climate overview of Ban San Sai (2)
Temperatures in Ban San Sai (2), Chiang Mai Province, Thailand, shift moderately through the seasons. The warmest month is April at 38°C (100°F), and the coolest is December at 30°C (86°F).
The city receives considerable rainfall, with around 1221 mm (48 in) annually. August is the wettest month. It has distinct dry (November to April) and wet (July to September) seasons. March is the sunniest month, averaging 9.8 hours of sunshine per day.
Ban San Sai (2) Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ban San Sai (2) - and find the best time to visit.
Monthly Temperature in Ban San Sai (2)
In Ban San Sai (2), seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a very hot 38°C (100°F) in April to a comfortable 30°C (86°F) in the coolest month, December.
Nights vary from 25°C (77°F) in April to around 16°C (61°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ban San Sai (2)
Ban San Sai (2) has a notably wet climate with abundant precipitation, recording 1221 mm (48 in) of rainfall per year. The climate in Ban San Sai (2) shows significant variation throughout the year. Expect heavy rainfall in August, the wettest month, with an average of 262 mm (10 in) of precipitation over 20 rainy days.
In contrast, the driest month February offers drier and sunnier days, with around 4.8 mm (0.2 in) of rainfall over a single rainy day. For more details, please visit our Ban San Sai (2) Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ban San Sai (2)
For those who appreciate different seasons, Ban San Sai (2) serves as an ideal destination. Expect longer, more sun-filled days in March with an average of 9.8 hours of sunshine daily, and embrace the darker days in August, offering only 3.9 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Ban San Sai (2) by Month
The relative humidity is high throughout the year in Ban San Sai (2).
The city experiences its highest humidity in August, reaching 81%. In March, the humidity drops to its lowest level at 52%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Ban San Sai (2)
The average wind speed over the year ranges from () to 1 m/s (2 knots). It is lower in January, November and December and higher in February, March, April, May, June, July, August, September and October. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Ban San Sai (2)
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, November and December
- Warmest weather: April
- Most sunshine: March
- Fewest rainy days: January, February, March and December
- Wettest months: May, June, July, August, September and October, when rainfall is highest.
- Seasonal pattern: Distinct dry (November to April) and wet (July to September) seasons
Frequently asked questions about the climate in Ban San Sai (2)
What is the best time to visit Ban San Sai (2)?
January, November and December typically offer the most optimal weather in Ban San Sai (2). In contrast, February, March, April, May, June, July, August and September tend to have less optimal conditions. Ban San Sai (2) has distinct dry (November to April) and wet (July to September) seasons.
What temperatures can I expect in Ban San Sai (2)?
Daytime highs range from 30°C (86°F) in December to 38°C (100°F) in April. Nighttime lows range from 16°C (61°F) to 25°C (77°F).
How much rain does Ban San Sai (2) get?
Annual rainfall is around 1221 mm (48 in). August is the wettest month with 262 mm (10 in), while February is the driest with 4.8 mm (0.2 in).
How sunny is Ban San Sai (2)?
Ban San Sai (2) receives around 2,525 hours of sunshine per year. March is the sunniest month with 295 hours, while August is the cloudiest with just 116 hours. Overall, Ban San Sai (2) enjoys abundant sunshine.
Ban San Sai (2) 3-Day Forecast
Ban San Sai (2) on the map
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