Aitkin, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Aitkin, a city in Aitkin County, Minnesota.
This Afternoon
56°F
Rain Likely
A slight chance of rain before 3pm, then rain likely and patchy fog. Cloudy. High near 56, with temperatures falling to around 53 in the afternoon. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Aitkin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Rain Likely | 15 mph N | 69% |
| Tonight | 46°F | Rain | 10 to 15 mph N | 85% |
| Wednesday | 50°F | Rain | 15 mph N | 89% |
| Wednesday Night | 37°F | Light Rain | 15 mph N | 87% |
| Thursday | 43°F | Mostly Cloudy | 10 to 15 mph N | 8% |
| Thursday Night | 26°F | Mostly Cloudy | 0 to 10 mph NE | 0% |
| Friday | 42°F | Mostly Sunny | 0 mph | 0% |
| Friday Night | 25°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 50°F | Mostly Sunny | 5 to 10 mph SW | 4% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 13% |
| Sunday | 52°F | Mostly Sunny | 5 to 10 mph W | 8% |
| Sunday Night | 32°F | Partly Cloudy | 5 mph SW | 1% |
| Monday | 54°F | Partly Sunny | 5 to 15 mph SW | 2% |
| Monday Night | 33°F | Mostly Clear | 5 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Aitkin (46.527, -93.705). Updated through the day.
Growing snapshot for Aitkin
Last spring frost
May 16
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
4a
More local growing data for Aitkin: nearby ZIP 56431 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Aitkin 2E, Mn (2.8 mi from Aitkin). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.