Karlstad, MN Weather & Growing Conditions
This Afternoon
47°F
Slight Chance Drizzle
A slight chance of drizzle before 5pm. Cloudy. High near 47, with temperatures falling to around 43 in the afternoon. North wind around 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Slight Chance Drizzle | 20 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 16 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 | 9 to 15 mph S | 0% |
| Monday | 53°F | Mostly Sunny | 15 to 23 mph WSW | 1% |
| Monday Night | 31°F | Partly Cloudy | 7 to 15 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Karlstad, MN
Last spring frost
May 15
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
3b
Explore more for Karlstad, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Argyle, Mn (24 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.