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Hourly Forecast
Daylight Hours
06:33
Sunrise
18:36
Sunset
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Waxing Gibbous
18:21
Moonrise
21:53
Moonset
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View stargazing scoreWeather in Petrozavodsk tomorrow, September 21, 2026
Petrozavodsk starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Cloud leads the morning, peaking close to 100% near 00:00. Sunshine has little room until later in the day.
Temperatures climb from an overnight low near 10°C toward a daytime high of about 14°C. The air stays humid, with relative humidity between 70% and 93% and the peak around 21:00. A lighter breeze peaks around 01:00 near 2.6 km/h.
Through the afternoon wet weather remains a factor, with rain chances near 88% around 16:00. Cloud also stays substantial, close to 100% near 12:00. Horizontal visibility sits around 26.4 km, briefly nearer 17.7 km. Daylight runs from 06:36 to 18:33, lasting 11 hours 56 minutes of sunlight today.
In short, treat September 21, 2026 in Petrozavodsk as a damp day: pack covers, watch the wetter hours, and expect a high near 14°C.
Frequently asked questions about weather in Petrozavodsk
How warm does it get in Petrozavodsk?
The warmest month in Petrozavodsk is July, with average high temperatures of 21°C. The average temperature during this period is around 17°C.
How cold does it get in Petrozavodsk?
The coldest month in Petrozavodsk is January, with average low temperatures of -11°C. The average temperature during this period is around -8°C.
What is the wettest time of year in Petrozavodsk?
The wettest month in Petrozavodsk is July, with an average of 103mm of precipitation.
What is the driest time of year in Petrozavodsk?
The driest month in Petrozavodsk is February, with an average of 38mm of precipitation.
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