St. Paul, MN Weather & Growing Conditions
Overnight
52°F
Chance Light Rain
A chance of rain and patchy fog. Mostly cloudy, with a low around 52. Northwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Chance Light Rain | 5 mph NW | 54% |
| Wednesday | 55°F | Drizzle then Light Rain | 5 to 10 mph WNW | 94% |
| Wednesday Night | 45°F | Light Rain then Drizzle Likely | 10 to 15 mph NW | 97% |
| Thursday | 48°F | Slight Chance Drizzle then Mostly Cloudy | 10 to 15 mph N | 15% |
| Thursday Night | 34°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 45°F | Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 30°F | Mostly Clear | 0 mph | 0% |
| Saturday | 49°F | Sunny | 0 to 5 mph SSW | 2% |
| Saturday Night | 37°F | Mostly Clear | 5 mph WSW | 3% |
| Sunday | 53°F | Sunny | 5 mph W | 4% |
| Sunday Night | 38°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 57°F | Mostly Sunny | 5 to 10 mph WSW | 1% |
| Monday Night | 40°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 54°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Paul, MN
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
166 days
Hardiness zone
5a
Explore more for St. Paul, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, St Paul, Mn (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.