Aitkin, MN Weather & Growing Conditions
Tonight
49°F
Chance Drizzle
A chance of drizzle before 11pm, then a chance of drizzle and patchy fog between 11pm and 2am, then patchy fog and a slight chance of drizzle. Cloudy, with a low around 49. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Chance Drizzle | 5 to 10 mph E | 37% |
| Saturday | 65°F | Patchy Fog then Mostly Cloudy | 5 to 10 mph NE | 9% |
| Saturday Night | 47°F | Mostly Cloudy | 0 to 5 mph NE | 0% |
| Sunday | 64°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Sunday Night | 41°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday | 62°F | Partly Sunny | 5 mph E | 0% |
| Monday Night | 39°F | Partly Cloudy | 0 to 5 mph E | 0% |
| Tuesday | 64°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Tuesday Night | 40°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 65°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 44°F | Partly Cloudy | 0 to 5 mph S | 11% |
| Thursday | 68°F | Partly Sunny | 0 to 5 mph S | 11% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 5 mph S | 7% |
| Friday | 70°F | Mostly Sunny | 0 to 10 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Aitkin, MN
Last spring frost
May 16
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
4a
Explore more for Aitkin, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Aitkin 2E, Mn (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.