Ust’-Ilimsk Weather in May

What's the weather like in Ust’-Ilimsk (Irkutsk) in May 2025?

The climate in Ust’-Ilimsk during May can be summarized as cool and reasonably dry.

May is in the spring in Ust’-Ilimsk and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (56°F), whilst at night -1°C (31°F) is normal.

Ust’-Ilimsk weather averages (imperial / metric)
Daytime temperature 13.6°C 56.4°F
Nightly temperature -0.8°C 30.7°F
Average temperature 6.4°C 43.5°F
Daily sunshine 8.9 hrs
Avg rainfall 35 mm 1.4 ins
Rainy days 14 days
Sea temperature 5.7°C 42.2°F
Humidity 58%
Windspeed 7.9kph 5 mph

On average May is the 5th wettest month of the year in Ust’-Ilimsk with around 35mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.9 hours of sunshine per day.

May temperatures in Ust’-Ilimsk

Ust’-Ilimsk average temperature in May

May rainfall

Ust’-Ilimsk average rain in May

May hourly sunshine

Ust’-Ilimsk average rain in May

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 Ust’-Ilimsk in May 2025.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Ust’-Ilimsk weather stats

Ust’-Ilimsk weather statistics
Hottest month: July 24.5°C 76.1°F
Driest month: February 13mm 0.5ins
Sunniest month: June 10.6hrs
Coldest month: January -18.1°C -0.6°F
Wettest month: July 66mm 2.6ins
Map showing location of Ust’-Ilimsk (58.00056, 102.66194) Ust’-Ilimsk map pin © Google

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