Petersburg Weather in September

With daytime temperatures of 28°C (82°F) and nighttime lows of 16°C (61°F), September in Petersburg brings high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.

Rainfall in Petersburg in September

This is the wettest month of the year, so having an umbrella ready is a smart choice. Typically, about 9 days will experience rainfall, with an average of 130 mm (5.1 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Petersburg in September

In September, expect high temperatures in Petersburg, with highs of 28°C (82°F) and lows of 16°C (61°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Petersburg in September

The city usually sees around 238 hours of sunlight, indicating many sunny days , a great month for sightseeing.

For Petersburg itself, April and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.