St. Paul, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Paul, a city in Ramsey County, Minnesota.
Tonight
51°F
Rain
Rain and patchy fog before 3am, then rain and a slight chance of thunderstorms. Cloudy, with a low around 51. North wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for St. Paul
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Rain | 5 to 10 mph N | 96% |
| Wednesday | 57°F | Light Rain | 5 to 10 mph N | 87% |
| Wednesday Night | 45°F | Light Rain | 10 mph NNW | 83% |
| Thursday | 49°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 48% |
| Thursday Night | 37°F | Mostly Cloudy | 5 to 10 mph NNE | 3% |
| Friday | 47°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 33°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 38°F | Partly Cloudy | 5 mph W | 9% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 9% |
| Sunday Night | 39°F | Partly Cloudy | 5 mph SW | 1% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 to 10 mph WNW | 1% |
| Tuesday | 54°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for St. Paul (44.949, -93.104). Updated through the day.
Growing snapshot for St. Paul
Last spring frost
Apr 24
First fall frost
Oct 16
Growing season
174 days
More local growing data for St. Paul: nearby ZIP 55155 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Arden Hills
Falcon Heights
Gem Lake
Landfall
Lilydale
Little Canada
Maplewood
Mounds View
New Brighton
North Oaks
North St. Paul
Roseville
Shoreview
Vadnais Heights
White Bear Lake
Climate data from the nearest NOAA station, St Paul Downtown Ap, Mn (2.5 mi from St. Paul). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.