Omsk Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Omsk.
Climate overview of Omsk
Omsk, Omsk Oblast, Russia, experiences significant temperature variation throughout the year. Summers bring daytime highs of 26°C (79°F) in July, while winters cool to -12°C (10°F) in January.
The city tends toward dry conditions, with around 469 mm (18 in) of rain/snowfall per year. It does, however, have a distinct dry season from September to May, with warm summers and very cold winters. The most sunshine falls in July, with an average of 10.7 hours of daily sunshine.
Omsk Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Omsk - and find the best time to visit.
Monthly Temperature in Omsk
Depending on the time of the year, temperatures range from comfortable to very cold in Omsk. Typically, average maximum daytime temperatures range from a comfortable 26°C (79°F) in July to a very cold -12°C (10°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around -21°C (-6°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Omsk
Omsk has a relatively dry climate with low precipitation, averaging 469 mm (18 in) of rain/snowfall annually. The climate in Omsk shows significant variation throughout the year. Expect moderate rainfall in July, the wettest month, with an average of 66 mm (2.6 in) of precipitation over 13 rainy days.
In contrast, the driest month February offers drier and sunnier days, with around 21 mm (0.8 in) of snowfall over 12 snowy days. For more details, please visit our Omsk Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Omsk
For those who appreciate different seasons, Omsk serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.7 hours of sunshine daily, and embrace the darker days in December, offering only 2.1 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Omsk by Month
The relative humidity is high throughout the year in Omsk.
The city experiences its highest humidity in November, reaching 82%. In May, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Omsk
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July and August
- Warmest weather: June and July
- Most sunshine: June and July
- Fewer rainy days: February, March, April, May and September
- Seasonal pattern: A distinct dry season from September to May, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -21°C (-6°F).
Frequently asked questions about the climate in Omsk
What is the best time to visit Omsk?
May, June, July and August typically offer the most optimal weather in Omsk. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Omsk has a distinct dry season from September to May, with warm summers and very cold winters.
What temperatures can I expect in Omsk?
Daytime highs range from -12°C (10°F) in January to 26°C (79°F) in July. Nighttime lows range from -21°C (-6°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Omsk get?
Annual rainfall is around 469 mm (18 in). July is the wettest month with 66 mm (2.6 in), while February is the driest with 21 mm (0.8 in).
How sunny is Omsk?
Omsk receives around 2,214 hours of sunshine per year. July is the sunniest month with 322 hours, while December is the cloudiest with just 62 hours. Overall, Omsk enjoys abundant sunshine.
Omsk 3-Day Forecast
Omsk 3-Day Forecast
Omsk on the map
Omsk is highlighted - select any city to see its climate.
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