See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
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Hourly Forecast
Daylight Hours
06:42
Sunrise
19:21
Sunset
Moon
Waxing Crescent
08:00
Moonrise
19:27
Moonset
Daily Forecast
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Air Quality Data Available
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UV Index
Humidity
Weather in Omsk today, September 12, 2026
Rain features in Omsk on September 12, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. The morning looks comparatively open, with cloud near 25% around 07:00. Early outdoor plans have a better chance of staying dry and bright.
The day peaks near 30°C and cools toward 18°C. Moisture in the air spans 30%-86%, with the highest values around 21:00. Airflow remains manageable, reaching about 6.8 km/h around 18:00.
Expect the wet theme to continue later, as rain odds reach 96% near 19:00. Cloud amounts hold near 98% around 18:00. Visibility holds near 16.0 km, though it can fall to 14.6 km. Sunrise is at 06:42 and sunset at 19:21, giving 12 hours 39 minutes of sunlight today.
Taken together, Omsk looks wet enough on September 12, 2026 that flexible outdoor plans work best, with temperatures peaking near 30°C.
Frequently asked questions about weather in Omsk
How warm does it get in Omsk?
The warmest month in Omsk is July, with average high temperatures of 25°C. The average temperature during this period is around 20°C.
How cold does it get in Omsk?
The coldest month in Omsk is January, with average low temperatures of -20°C. The average temperature during this period is around -16°C.
What is the wettest time of year in Omsk?
The wettest month in Omsk is July, with an average of 67mm of precipitation.
What is the driest time of year in Omsk?
The driest month in Omsk is February, with an average of 17mm of precipitation.
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