Karlstad, MN Weather & Growing Conditions
Today
71°F
Sunny
Sunny, with a high near 71. West northwest wind 12 to 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Sunny | 12 to 16 mph WNW | 0% |
| Tonight | 48°F | Mostly Clear | 5 to 14 mph SW | 2% |
| Wednesday | 79°F | Mostly Sunny | 8 to 21 mph SW | 0% |
| Wednesday Night | 56°F | Slight Chance Rain Showers | 10 to 17 mph SW | 17% |
| Thursday | 81°F | Mostly Sunny | 9 to 18 mph WSW | 4% |
| Thursday Night | 56°F | Mostly Clear | 7 to 15 mph WSW | 11% |
| Friday | 78°F | Sunny | 7 to 16 mph WNW | 11% |
| Friday Night | 53°F | Mostly Clear | 3 to 14 mph NNE | 6% |
| Saturday | 79°F | Mostly Sunny | 3 to 15 mph N | 6% |
| Saturday Night | 53°F | Partly Cloudy | 5 to 14 mph N | 11% |
| Sunday | 76°F | Mostly Sunny | 5 to 13 mph N | 9% |
| Sunday Night | 54°F | Partly Cloudy then Slight Chance Rain Showers | 6 to 13 mph NNE | 20% |
| Monday | 77°F | Slight Chance Rain Showers then Partly Sunny | 6 to 13 mph N | 20% |
| Monday Night | 54°F | Partly Cloudy | 6 to 13 mph NNE | 12% |
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 Aug 4, 2026.