Weather in Saint Paul, Minnesota for September 2025
Until now, September 2025 in Saint Paul is cooler than usual, with temperatures averaging 20.9 °F, this is -4.7 °F below the typical seasonal average.
The forecast for the upcoming days in Saint Paul predicts a temperature of 28.3 °F, which is slightly above the historical average.
In general, the average temperature in Saint Paul at the beginning of September is 25.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 29.6 °F by the end of September.
The climate of Saint Paul in September is notably wet, with an average of 12 rainy days, and a total of 69.3 mm of precipitation.
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Saint Paul Weather September
Temperatures trend during September in Saint Paul
September weather in Saint Paul day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Cloudy | 27° /13° | 0 mm | 6 | |
| Sept. 2 |  Thundery outbreaks possible | 30° /15° | 2.5 mm | 7 | |
| Sept. 3 |  Partly cloudy | 29° /16° | 9.7 mm | 7 | |
| Sept. 4 | Partly cloudy | 27° /14° | 8.1 mm | 7 | |
| Sept. 5 |  Light rain shower | 25° /14° | 4.3 mm | 6 | |
| Sept. 6 | Light rain shower | 19° /11° | 1 mm | 4 | |
| Sept. 7 |  Sunny | 21° /9° | 0 mm | 5 | |
| Sept. 8 | Cloudy | 26° /9° | 0 mm | 6 | |
| Sept. 9 | Cloudy | 27° /14° | 10.9 mm | 6 | |
| Sept. 10 |  Mist | 25° /15° | 0.3 mm | 6 | |
| Sept. 11 | Thundery outbreaks possible | 25° /14° | 0 mm | 6 | |
| Sept. 12 | Thundery outbreaks possible | 26° /13° | 6.2 mm | 6 | |
| Sept. 13 | Mist | 26° /12° | 0 mm | 6 | |
| Sept. 14 |  Overcast | 30° /15° | 0.8 mm | 7 | |
| Sept. 15 | Thundery outbreaks possible | 34° /21° | 0 mm | 1.1 | |
| Sept. 16 | Partly cloudy | 33° /19° | 0 mm | 1.3 | |
| Sept. 17 | Patchy rain possible | 34° /20° | 3.8 mm | 1.2 | |
| Sept. 18 | Patchy rain possible | 25° /18° | 3.9 mm | 0.8 | |
| Sept. 19 | Patchy rain possible | 24° /17° | 1.6 mm | 0 | |
| Sept. 20 | Patchy rain possible | 22° /16° | 0.6 mm | 4 | |
| Sept. 21 | Patchy rain possible | 21° /17° | 0.1 mm | 4 | |
| Sept. 22 | Patchy rain possible | 25° /16° | 3.6 mm | 4 | |
| Sept. 23 | Sunny | 26° /14° | 0 mm | 5 | |
| Sept. 24 | Sunny | 28° /15° | 0 mm | 6 | |
| Sept. 25 | Sunny | 32° /24° | 0 mm | 7 | |
| Sept. 26 | Sunny | 31° /21° | 0 mm | 7 | |
| Sept. 27 | Patchy rain possible | 31° /20° | 0.3 mm | 5 | |
| Sept. 28 | Sunny | 30° /20° | 0 mm | 6 | |
| Sept. 29 | Light rain shower | 28° /14° | 2.7 mm | 7 | |
| Sept. 30 |  Moderate rain at times | 27° /14° | 4.5 mm | 6 | |
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Saint Paul in September - FAQ
September rainfall patterns in Saint Paul
UV exposure in Saint Paul during September
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Where is Saint Paul?Get accurate weather forecasts for Saint Paul, located at latitude 44.944 and longitude -93.093. Stay updated with localized weather information tailored for Saint Paul.