Saint Paul (MN)
September
Weather in Saint Paul, Minnesota for September 2027
Your guide to Saint Paul weather in September - trends and predictions
In general, the average temperature in Saint Paul at the beginning of September is 26.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23 °C by the end of September.
Saint Paul experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 135.7 mm.
Is September a good time to visit Saint Paul? check out the best time to travel to Saint Paul page.
✨ Is September a good time to visit Saint Paul? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
25°/14°
Temperatures
17 km/h
Avg max wind
68 %
Avg humidity
Saint Paul Weather September
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Temperatures trend during September in Saint Paul
See the weather trend as well as the moving average line
September weather in Saint Paul day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Cloudy | 28° /14° | 0 mm | 6 | |
| Sept. 2 |  Light rain | 31° /16° | 2.7 mm | 7 | |
| Sept. 3 |  Heavy rain | 29° /17° | 31.1 mm | 6 | |
| Sept. 4 | Light rain | 29° /16° | 6.1 mm | 6.9 | |
| Sept. 5 | Light rain | 27° /16° | 3.2 mm | 5 | |
| Sept. 6 |  Overcast | 22° /13° | 0.7 mm | 4 | |
| Sept. 7 | Overcast | 23° /12° | 0.3 mm | 4 | |
| Sept. 8 | Light rain | 27° /12° | 6 mm | 5 | |
| Sept. 9 | Light rain | 27° /15° | 8.2 mm | 6 | |
| Sept. 10 |  Mist | 26° /14° | 0.3 mm | 6 | |
| Sept. 11 | Overcast | 26° /15° | 0.9 mm | 6 | |
| Sept. 12 |  Thundery outbreaks possible | 25° /14° | 5.6 mm | 6 | |
| Sept. 13 | Mist | 25° /12° | 0 mm | 6 | |
| Sept. 14 | Light rain | 26° /14° | 4.4 mm | 6 | |
| Sept. 15 |  Patchy rain possible | 26° /17° | 2 mm | 5.9 | |
| Sept. 16 | Light rain | 27° /16° | 2.9 mm | 5.8 | |
| Sept. 17 | Light rain | 26° /16° | 9 mm | 5 | |
| Sept. 18 | Light rain | 24° /15° | 5.6 mm | 5 | |
| Sept. 19 | Thundery outbreaks possible | 23° /15° | 9 mm | 5 | |
| Sept. 20 |  Moderate rain | 25° /15° | 11.8 mm | 5 | |
| Sept. 21 | Patchy rain possible | 24° /14° | 0.4 mm | 5 | |
| Sept. 22 | Overcast | 22° /11° | 0.3 mm | 5 | |
| Sept. 23 | Patchy rain possible | 22° /12° | 0.8 mm | 5 | |
| Sept. 24 | Moderate rain | 20° /11° | 11.5 mm | 4 | |
| Sept. 25 | Light rain shower | 23° /14° | 1.6 mm | 4 | |
| Sept. 26 | Light rain | 21° /14° | 2.6 mm | 4 | |
| Sept. 27 | Light rain | 23° /13° | 1 mm | 4.8 | |
| Sept. 28 | Patchy rain possible | 24° /13° | 0 mm | 4.7 | |
| Sept. 29 | Light rain | 26° /13° | 5.5 mm | 4.6 | |
| Sept. 30 | Patchy rain possible | 26° /16° | 2.4 mm | 4.6 | |
| Next | |||||
Important Notice
Our weather forecast for Saint Paul 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 Saint Paul forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Paul in September - FAQ
What are the expected maximum and minimum temperatures in Saint Paul during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint Paul during September?
Significant rainfall exceeding 135.7 mm is expected in Saint Paul during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Paul during September?
The average wind speed in Saint Paul during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Saint Paul
Explore the daily rainfall trends and prepare for Saint Pauls September weather 💧
Typically, Saint Paul has 10 rainy days in September with a total of 135.7 mm of rainfall.
UV exposure in Saint Paul during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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