Angarsk Weather in September

What's the weather like in Angarsk (Irkutsk) in September 2025?

The climate in Angarsk during September can be summarized as cool and reasonably dry.

September is in the fall / autumn in Angarsk and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 3°C (37°F) is normal.

Angarsk weather averages (imperial / metric)
Daytime temperature 15.4°C 59.7°F
Nightly temperature 2.8°C 37°F
Average temperature 9.1°C 48.4°F
Daily sunshine 6.9 hrs
Avg rainfall 54 mm 2.1 ins
Rainy days 11 days
Sea temperature 12.4°C 54.4°F
Humidity 71%
Windspeed 6.5kph 4 mph

On average September is the 4th wettest month of the year in Angarsk with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.9 hours of sunshine per day.

September temperatures in Angarsk

Angarsk average temperature in September

September rainfall

Angarsk average rain in September

September hourly sunshine

Angarsk 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 Angarsk in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Angarsk weather stats

Angarsk weather statistics
Hottest month: July 23.7°C 74.7°F
Driest month: February 9mm 0.4ins
Sunniest month: March 7.4hrs
Coldest month: January -14.9°C 5.2°F
Wettest month: July 120mm 4.7ins
Map showing location of Angarsk (52.53667, 103.88639) Angarsk map pin © Google

Locations nearby

Top Russia locations