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

Best Time to Visit Omsk

The most comfortable overall weather for exploring Omsk is usually found in May, June, July and August. Conditions are generally least comfortable in January, February, March, October, November and December.

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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