Sparta, MO Weather & Growing Conditions
Tonight
70°F
Mostly Clear
Mostly clear. Low around 70, with temperatures rising to around 72 overnight. Heat index values as high as 95. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Mostly Clear | 5 mph S | 12% |
| Saturday | 97°F | Sunny | 3 to 9 mph SW | 1% |
| Saturday Night | 69°F | Mostly Clear | 7 mph S | 0% |
| Sunday | 94°F | Mostly Sunny | 3 to 7 mph SW | 13% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 5 mph N | 66% |
| Monday | 84°F | Showers And Thunderstorms Likely | 2 to 8 mph N | 66% |
| Monday Night | 61°F | Showers And Thunderstorms Likely | 9 mph N | 64% |
| Tuesday | 77°F | Slight Chance Rain Showers then Partly Sunny | 8 mph N | 15% |
| Tuesday Night | 55°F | Partly Cloudy | 6 to 9 mph NE | 9% |
| Wednesday | 77°F | Sunny | 6 mph NE | 0% |
| Wednesday Night | 55°F | Mostly Clear | 6 mph NE | 1% |
| Thursday | 78°F | Mostly Sunny | 5 mph NE | 5% |
| Thursday Night | 58°F | Partly Cloudy | 6 mph NE | 5% |
| Friday | 80°F | Mostly Sunny | 6 mph E | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sparta, MO
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
6b
Explore more for Sparta, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Oldfield, Mo (2.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.