St. Paul weather in September
September in St. Paul averages 73°F by day and 54°F at night, with 3.0 inches of precipitation. It is the 4th-warmest and 5th-wettest month of the year here.
- Average high
- 73°F-8° vs August
- Average low
- 54°F0 nights below freezing
- Precipitation
- 3.0 in5 days with 0.1 in. or more
- Snow
- 0.0 in1 days at 90°F+
Is September a good time to visit St. Paul?
Yes. September is one of the most comfortable months in St. Paul by our rule (highs of 62 to 86°F, lows of 42°F or more and under 4.5 inches of precipitation). The most comfortable months overall are May and July to September.
On September 15 the sun rises at 6:51 am and sets at 7:22 pm, giving 12h 31m of daylight. Daylight all year.
What to pack for St. Paul in September
- T-shirts and a light jacket or sweater
Based on 30-year averages, not a forecast. Check the forecast a few days before you go.
September nearby
| City | Distance | High | Low | Precip. |
|---|---|---|---|---|
| St. Paul | 73°F | 54°F | 3.0 in | |
| Minneapolis, MN | 8 mi | 73°F | 54°F | 3.0 in |
| Woodbury, MN | 10 mi | 73°F | 54°F | 3.0 in |
| Bloomington, MN | 14 mi | 73°F | 54°F | 3.0 in |
| Blaine, MN | 15 mi | 72°F | 48°F | 2.5 in |
| Brooklyn Park, MN | 15 mi | 73°F | 54°F | 3.0 in |
| Plymouth, MN | 18 mi | 73°F | 54°F | 3.0 in |
Frequently asked questions
What is the weather like in St. Paul in September?
In September, St. Paul averages a high of 73°F and a low of 54°F, with 3.0 inches of precipitation (NOAA 1991-2020 normals).
Is September a good time to visit St. Paul?
Yes. September is one of St. Paul's most comfortable months by our rule: highs between 62°F and 86°F, lows of 42°F or more and modest rain.
Does it snow in St. Paul in September?
Rarely. The September snowfall normal is under half an inch.
Before and after: St. Paul in August and St. Paul in October. All twelve months: St. Paul weather by month.
NOAA NCEI 1991-2020 climate normals, station Minneapolis/St Paul Airport, MN, 8.4 miles from the city center.