Sihanoukville Weather in September

What's the weather like in Sihanoukville (Preah Sihanouk) in September 2021?

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

September is in the fall / autumn in Sihanoukville and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.

Sihanoukville weather averages (imperial / metric)
Daytime temperature 30.7°C 87.3°F
Nightly temperature 23.7°C 74.7°F
Average temperature 27.2°C 81°F
Daily sunshine 5.5 hrs
Avg rainfall 364 mm 14.3 ins
Rainy days 21 days
Sea temperature 29°C 84.2°F
Humidity 83%
Windspeed 6.8kph 4 mph

On average September is the 4th wettest month of the year in Sihanoukville with around 364mm 14.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.5 hours of sunshine per day.

September temperatures in Sihanoukville

Sihanoukville average temperature in September

September rainfall

Sihanoukville average rain in September

September hourly sunshine

Sihanoukville 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 Sihanoukville in September 2021.

Other monthly averages

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Sihanoukville weather stats

Sihanoukville weather statistics
Hottest month: April 32.9°C 91.2°F
Driest month: January 39mm 1.5ins
Sunniest month: February 8.4hrs
Coldest month: January 30.2°C 86.4°F
Wettest month: August 516mm 20.3ins
Map showing location of Sihanoukville (10.60932, 103.52958)

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