Salem, MO Weather & Growing Conditions
Tonight
68°F
Partly Cloudy
Partly cloudy. Low around 68, with temperatures rising to around 70 overnight. Southwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Partly Cloudy | 2 mph SW | 0% |
| Sunday | 95°F | Mostly Sunny | 3 mph W | 6% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 1 mph N | 46% |
| Monday | 84°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 49% |
| Monday Night | 59°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph N | 33% |
| Tuesday | 76°F | Partly Sunny | 6 mph N | 6% |
| Tuesday Night | 52°F | Partly Cloudy | 1 to 6 mph N | 2% |
| Wednesday | 76°F | Mostly Sunny | 5 mph N | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 0 to 3 mph NE | 0% |
| Thursday | 78°F | Mostly Sunny | 0 to 3 mph NE | 1% |
| Thursday Night | 54°F | Partly Cloudy | 2 mph NE | 1% |
| Friday | 81°F | Slight Chance Rain Showers | 0 to 3 mph NE | 15% |
| Friday Night | 55°F | Slight Chance Rain Showers then Partly Cloudy | 2 mph NE | 15% |
| Saturday | 83°F | Partly Sunny | 2 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Salem, MO
Last spring frost
Apr 17
First fall frost
Oct 18
Growing season
182 days
Hardiness zone
6b
Explore more for Salem, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Salem, Mo (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.