Karlstad, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Karlstad, a city in Kittson County, Minnesota.
This Afternoon
47°F
Slight Chance Drizzle
A slight chance of drizzle before 5pm. Cloudy. High near 47, with temperatures falling to around 45 in the afternoon. North wind 18 to 22 mph.
7-day forecast for Karlstad
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Slight Chance Drizzle | 18 to 22 mph N | 11% |
| Tonight | 35°F | Cloudy | 12 to 17 mph N | 11% |
| Wednesday | 48°F | Mostly Cloudy | 16 to 21 mph N | 1% |
| Wednesday Night | 29°F | Mostly Cloudy | 14 to 18 mph N | 0% |
| Thursday | 41°F | Partly Sunny | 6 to 17 mph NNE | 0% |
| Thursday Night | 21°F | Partly Cloudy | 5 mph ESE | 0% |
| Friday | 43°F | Mostly Sunny | 6 to 15 mph S | 0% |
| Friday Night | 27°F | Partly Cloudy | 13 mph S | 0% |
| Saturday | 52°F | Mostly Sunny | 13 to 17 mph SW | 10% |
| Saturday Night | 31°F | Partly Cloudy | 8 to 13 mph W | 14% |
| Sunday | 51°F | Mostly Sunny | 8 to 13 mph SW | 3% |
| Sunday Night | 34°F | Mostly Cloudy | 10 to 15 mph S | 0% |
| Monday | 54°F | Mostly Sunny | 15 to 23 mph WSW | 1% |
| Monday Night | 30°F | Partly Cloudy | 7 to 15 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Karlstad (48.578, -96.516). Updated through the day.
Growing snapshot for Karlstad
Last spring frost
May 15
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
3b
More local growing data for Karlstad: nearby ZIP 56732 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Argyle, Mn (24 mi from Karlstad). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.