Truman, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Truman, a city in Martin County, Minnesota.
This Afternoon
66°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm, then showers and thunderstorms likely between 4pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 66. East southeast wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Truman
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Chance Showers And Thunderstorms | 15 mph ESE | 55% |
| Tonight | 61°F | Showers And Thunderstorms Likely | 5 to 15 mph E | 73% |
| Saturday | 67°F | Chance Rain Showers then Chance Drizzle | 5 to 10 mph NNE | 35% |
| Saturday Night | 55°F | Chance Drizzle then Mostly Cloudy | 10 mph NNE | 26% |
| Sunday | 65°F | Mostly Cloudy | 15 mph NE | 13% |
| Sunday Night | 52°F | Cloudy then Slight Chance Rain Showers | 10 mph ENE | 24% |
| Monday | 61°F | Chance Rain Showers | 10 mph ENE | 44% |
| Monday Night | 47°F | Chance Rain Showers | 5 to 10 mph ENE | 44% |
| Tuesday | 62°F | Partly Sunny | 5 to 10 mph E | 6% |
| Tuesday Night | 45°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
| Wednesday | 65°F | Sunny | 5 mph SE | 2% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph SSE | 13% |
| Thursday | 69°F | Slight Chance Rain Showers | 0 to 5 mph S | 16% |
| Thursday Night | 53°F | Partly Cloudy | 0 to 5 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Truman (43.828, -94.437). Updated through the day.
Growing snapshot for Truman
Last spring frost
Apr 25
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
5a
More local growing data for Truman: nearby ZIP 56088 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Fairmont, Mn (12.5 mi from Truman). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.