St. Petersburg
September
Weather in St. Petersburg for September 2024
Your guide to St. Petersburg weather in September - trends and predictions
Until now, September 2024 in St. Petersburg is slightly cooler than the historical average by -1.1 °F.
Expect cooler weather in the next days in St. Petersburg with the forecast suggesting a temperature of 30.1 °F, lower than the historical average.
In general, the average temperature in St. Petersburg at the beginning of September is 31.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 30 °F by the end of September.
Expect significant rainfall in St. Petersburg during September, with an average of 19 rainy days.
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11
Dry days
19
Rainy days
0
Snow days
31°/25°
Temperatures
23 km/h
Avg max wind
72 %
Avg humidity
St. Petersburg in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | ||||||
| 2  32° | 3  31° | 4 32° | 5 32° | 6 31° | 7 32° | 8  30° |
| 9  30° | 10 31° | 11 31° | 12  32° | 13 30° | 14 31° | 15 33° |
| 16 33° | 17 31° | 18 30° | 19 30° | 20 30° | 21 30° | 22 29° |
| 23 28° | 24 29° | 25 29° | 26 29° | 27  31° | 28 32° | 29 30° |
| 30 30° |
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Temperatures trend during September in St. Petersburg
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Moderate or heavy rain shower | 31° /26° | 6.7 mm | 7 | |
| Sept. 2 | Overcast | 32° /25° | 2.2 mm | 7 | |
| Sept. 3 | Partly cloudy | 31° /25° | 3.1 mm | 8 | |
| Sept. 4 | Partly cloudy | 32° /25° | 4 mm | 8 | |
| Sept. 5 | Overcast | 32° /25° | 5.7 mm | 7 | |
| Sept. 6 | Overcast | 31° /26° | 0.1 mm | 7 | |
| Sept. 7 | Partly cloudy | 32° /26° | 1.6 mm | 8 | |
| Sept. 8 | Thundery outbreaks possible | 30° /26° | 6.3 mm | 7 | |
| Sept. 9 | Patchy rain possible | 30° /25° | 2.5 mm | 7 | |
| Sept. 10 | Patchy rain possible | 31° /26° | 5.9 mm | 7 | |
| Sept. 11 | Thundery outbreaks possible | 31° /26° | 10.2 mm | 7 | |
| Sept. 12 | Fog | 32° /26° | 1.1 mm | 7 | |
| Sept. 13 | Partly cloudy | 30° /26° | 1.3 mm | 7 | |
| Sept. 14 | Partly cloudy | 31° /27° | 1 mm | 7 | |
| Sept. 15 | Mist | 33° /25° | 0 mm | 7 | |
| Sept. 16 | Patchy rain possible | 33° /26° | 1.1 mm | 8 | |
| Sept. 17 | Overcast | 31° /26° | 0 mm | 9 | |
| Sept. 18 | Patchy rain possible | 30° /27° | 3.1 mm | 9 | |
| Sept. 19 | Patchy rain possible | 30° /28° | 1 mm | 9 | |
| Sept. 20 | Patchy rain possible | 30° /28° | 3.1 mm | 1 | |
| Sept. 21 | Patchy rain possible | 30° /25° | 4.4 mm | 6 | |
| Sept. 22 | Patchy rain possible | 29° /24° | 0.2 mm | 6 | |
| Sept. 23 | Patchy rain possible | 28° /24° | 0.4 mm | 6 | |
| Sept. 24 | Patchy rain possible | 29° /27° | 0.2 mm | 6 | |
| Sept. 25 | Patchy rain possible | 29° /28° | 2.6 mm | 6 | |
| Sept. 26 | Partly cloudy | 29° /28° | 0.1 mm | 7 | |
| Sept. 27 | Sunny | 31° /27° | 0.1 mm | 7 | |
| Sept. 28 | Sunny | 32° /27° | 0 mm | 7 | |
| Sept. 29 | Light rain shower | 30° /23° | 12.8 mm | 6 | |
| Sept. 30 | Patchy rain possible | 30° /24° | 6.2 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for St. Petersburg in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St. Petersburg forecast closer to your planned date for the most up-to-date weather information.
St. Petersburg in September - FAQ
What are the expected maximum and minimum temperatures in St. Petersburg during September?
During September, expect a variety of temperatures with highs around 31° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in St. Petersburg during September?
Significant rainfall exceeding 135.4 mm is expected in St. Petersburg during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in St. Petersburg during September?
The average wind speed in St. Petersburg during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
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