Saint Petersburg Weather & Climate: Best Time to Visit

The climate in Saint Petersburg is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold -2°C (28°F) in the coolest month, February.

Nights vary from 13°C (55°F) in July to around -9°C (16°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Saint Petersburg receives mid-range precipitation levels, with 726 mm (29 in) annually. Saint Petersburg offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month August (80 mm (3.1 in)) and the driest month March (42 mm (1.7 in)) is not too significant. For more details, please visit our Saint Petersburg Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Saint Petersburg serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 9.2 hours of sunshine daily, and embrace the darker days in December, offering only 0.4 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Saint Petersburg.

The city experiences its highest humidity in December, reaching 87%. In May, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year