Humboldt, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Humboldt, a city in Kittson County, Minnesota.
This Afternoon
73°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy. High near 73, with temperatures falling to around 71 in the afternoon. South wind around 9 mph. Chance of precipitation is 20%.
7-day forecast for Humboldt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Slight Chance Rain Showers | 9 mph S | 19% |
| Tonight | 53°F | Slight Chance Rain Showers | 3 to 8 mph S | 18% |
| Saturday | 68°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 13 mph WNW | 21% |
| Saturday Night | 45°F | Mostly Cloudy | 6 to 13 mph NNE | 0% |
| Sunday | 67°F | Partly Sunny | 7 mph NE | 0% |
| Sunday Night | 41°F | Partly Cloudy | 3 to 7 mph E | 0% |
| Monday | 68°F | Sunny | 3 to 7 mph SE | 0% |
| Monday Night | 42°F | Mostly Clear | 8 mph SE | 0% |
| Tuesday | 69°F | Sunny | 9 to 16 mph SSE | 0% |
| Tuesday Night | 46°F | Partly Cloudy | 9 to 13 mph SSE | 1% |
| Wednesday | 70°F | Partly Sunny | 14 to 18 mph SSE | 7% |
| Wednesday Night | 51°F | Mostly Cloudy | 14 mph SSE | 12% |
| Thursday | 73°F | Mostly Sunny | 13 mph S | 12% |
| Thursday Night | 52°F | Mostly Clear | 9 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Humboldt (48.922, -97.095). Updated through the day.
Growing snapshot for Humboldt
Last spring frost
May 16
First fall frost
Sep 29
Growing season
137 days
Hardiness zone
3b
More local growing data for Humboldt: nearby ZIP 56731 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Pembina, Nd (8.7 mi from Humboldt). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.