Atwater, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Atwater, a city in Kandiyohi County, Minnesota.
Tonight
44°F
Rain
Rain and patchy fog. Cloudy. Low around 44, with temperatures rising to around 47 overnight. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Atwater
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Rain | 15 mph NNW | 100% |
| Wednesday | 50°F | Rain | 15 mph N | 95% |
| Wednesday Night | 40°F | Light Rain | 15 mph NNW | 89% |
| Thursday | 45°F | Slight Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 15% |
| Thursday Night | 32°F | Mostly Cloudy | 5 to 10 mph NNE | 0% |
| Friday | 43°F | Mostly Sunny | 0 to 5 mph ESE | 0% |
| Friday Night | 30°F | Partly Cloudy | 0 to 5 mph SSE | 0% |
| Saturday | 52°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 36°F | Partly Cloudy | 5 mph SSW | 0% |
| Monday | 56°F | Mostly Sunny | 5 to 15 mph WSW | 1% |
| Monday Night | 37°F | Mostly Clear | 5 to 10 mph WNW | 1% |
| Tuesday | 52°F | Mostly Sunny | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Atwater (45.135, -94.777). Updated through the day.
Growing snapshot for Atwater
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
159 days
Hardiness zone
4b
More local growing data for Atwater: nearby ZIP 56209 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Willmar Wwtp, Mn (11 mi from Atwater). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.