Tan Sum Weather in September

What's the weather like in Tan Sum (Changwat Ubon Ratchathani) in September 2024?

The climate in Tan Sum during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Tan Sum and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (74°F) is normal.

Tan Sum weather averages (imperial / metric)
Daytime temperature 31.1°C 87.9°F
Nightly temperature 23.6°C 74.4°F
Average temperature 27.3°C 81.1°F
Daily sunshine 5.8 hrs
Avg rainfall 294 mm 11.6 ins
Rainy days 19 days
Sea temperature 29.2°C 84.5°F
Humidity 83%
Windspeed 5.8kph 4 mph

On average September is the 3rd wettest month of the year in Tan Sum with around 294mm 11.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.8 hours of sunshine per day.

September temperatures in Tan Sum

Tan Sum average temperature in September

September rainfall

Tan Sum average rain in September

September hourly sunshine

Tan Sum average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tan Sum in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Tan Sum weather stats

Tan Sum weather statistics
Hottest month: April 35.3°C 95.5°F
Driest month: January 1mm 0ins
Sunniest month: January 10hrs
Coldest month: January 30.7°C 87.3°F
Wettest month: August 369mm 14.5ins
Map showing location of Tan Sum (15.3157, 105.15464) Tan Sum map pin © Google

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