Sparta, MO Weather & Growing Conditions
Today
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. Heat index values as high as 101. Southwest wind 6 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 6 to 9 mph SW | 0% |
| Tonight | 70°F | Partly Cloudy | 3 to 7 mph S | 0% |
| Sunday | 95°F | Mostly Sunny | 3 to 8 mph SW | 13% |
| Sunday Night | 67°F | Showers And Thunderstorms Likely | 5 mph N | 72% |
| Monday | 84°F | Showers And Thunderstorms Likely | 2 to 7 mph NW | 72% |
| Monday Night | 61°F | Chance Showers And Thunderstorms then Partly Cloudy | 8 mph N | 45% |
| Tuesday | 77°F | Partly Sunny | 8 mph N | 11% |
| Tuesday Night | 54°F | Partly Cloudy | 5 to 9 mph NE | 2% |
| Wednesday | 78°F | Sunny | 6 mph NE | 1% |
| Wednesday Night | 54°F | Mostly Clear | 5 mph NE | 1% |
| Thursday | 80°F | Mostly Sunny | 5 mph NE | 2% |
| Thursday Night | 57°F | Partly Cloudy | 5 mph E | 6% |
| Friday | 81°F | Partly Sunny | 5 mph E | 12% |
| Friday Night | 58°F | Mostly Cloudy | 5 mph E | 9% |
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 (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.