Linn, MO Weather & Growing Conditions
Today
90°F
Sunny
Sunny, with a high near 90. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny | 6 mph S | 0% |
| Tonight | 70°F | Mostly Clear | 6 mph S | 1% |
| Wednesday | 91°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 29% |
| Wednesday Night | 70°F | Slight Chance Showers And Thunderstorms | 5 mph S | 73% |
| Thursday | 88°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph S | 73% |
| Thursday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph S | 21% |
| Friday | 88°F | Slight Chance Showers And Thunderstorms | 3 mph SW | 21% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 3 mph S | 27% |
| Saturday | 91°F | Chance Showers And Thunderstorms then Sunny | 5 mph SW | 27% |
| Saturday Night | 72°F | Mostly Clear | 6 mph S | 7% |
| Sunday | 93°F | Sunny | 7 mph SW | 4% |
| Sunday Night | 73°F | Mostly Clear | 7 mph S | 3% |
| Monday | 94°F | Sunny | 8 mph SW | 4% |
| Monday Night | 74°F | Mostly Clear | 7 mph S | 6% |
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 Aug 4, 2026.