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Fair Grove, MO Weather & Growing Conditions

Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 101. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 98°F Sunny 7 to 13 mph SW 0%
Tonight 71°F Partly Cloudy 6 to 10 mph S 1%
Sunday 92°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 to 9 mph SW 22%
Sunday Night 66°F Showers And Thunderstorms 2 to 6 mph N 75%
Monday 80°F Showers And Thunderstorms 3 to 10 mph N 75%
Monday Night 59°F Chance Showers And Thunderstorms then Mostly Cloudy 6 to 10 mph N 40%
Tuesday 73°F Partly Sunny 9 mph N 7%
Tuesday Night 53°F Partly Cloudy 5 to 9 mph NE 2%
Wednesday 75°F Sunny 7 mph NE 1%
Wednesday Night 54°F Mostly Clear 2 to 6 mph NE 1%
Thursday 78°F Mostly Sunny 5 mph E 3%
Thursday Night 57°F Partly Cloudy 6 mph E 8%
Friday 78°F Slight Chance Rain Showers 6 mph E 18%
Friday Night 58°F Mostly Cloudy 6 mph E 13%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Fair Grove, MO

Last spring frost
Apr 13
First fall frost
Oct 24
Growing season
191 days
Hardiness zone
6b

Explore more for Fair Grove, MO: full frost dates · planting calendar · Missouri frost dates

Climate data from the nearest NOAA station, Marshfield 4 Wsw, Mo (11.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.