Linn, MO Weather & Growing Conditions
Today
97°F
Mostly Sunny
Mostly sunny, with a high near 97. Southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Mostly Sunny | 8 mph SW | 1% |
| Tonight | 71°F | Partly Cloudy | 5 mph SW | 8% |
| Sunday | 90°F | Chance Rain Showers | 5 mph W | 42% |
| Sunday Night | 66°F | Showers And Thunderstorms Likely | 5 mph NE | 74% |
| Monday | 76°F | Showers And Thunderstorms Likely | 5 to 8 mph NE | 74% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 8 mph N | 31% |
| Tuesday | 70°F | Slight Chance Rain Showers then Partly Sunny | 8 mph N | 17% |
| Tuesday Night | 52°F | Partly Cloudy | 3 to 7 mph NE | 2% |
| Wednesday | 73°F | Mostly Sunny | 6 mph NE | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 5 mph NE | 0% |
| Thursday | 75°F | Mostly Sunny | 5 mph NE | 3% |
| Thursday Night | 56°F | Mostly Cloudy | 3 mph NE | 5% |
| Friday | 75°F | Slight Chance Rain Showers | 2 to 6 mph NE | 16% |
| Friday Night | 57°F | Mostly Cloudy | 5 mph E | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Linn, MO
Last spring frost
Apr 11
First fall frost
Oct 21
Growing season
191 days
Hardiness zone
6b
Explore more for Linn, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Freedom, Mo (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.