Fairfax, MO Weather & Growing Conditions
This Afternoon
65°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 65, with temperatures falling to around 56 in the afternoon. Northwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Chance Rain Showers | 17 mph NW | 49% |
| Tonight | 44°F | Chance Rain Showers then Cloudy | 14 to 21 mph NW | 37% |
| Wednesday | 56°F | Mostly Cloudy | 9 to 16 mph W | 8% |
| Wednesday Night | 40°F | Partly Cloudy | 8 mph W | 8% |
| Thursday | 55°F | Chance Rain Showers | 8 to 12 mph NW | 25% |
| Thursday Night | 39°F | Mostly Cloudy | 7 mph NNW | 5% |
| Friday | 55°F | Partly Sunny | 0 to 6 mph N | 2% |
| Friday Night | 36°F | Mostly Cloudy | 1 mph NNW | 0% |
| Saturday | 61°F | Mostly Sunny | 1 to 5 mph SW | 2% |
| Saturday Night | 38°F | Mostly Clear | 2 mph W | 6% |
| Sunday | 66°F | Sunny | 5 mph WSW | 3% |
| Sunday Night | 41°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 69°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 43°F | Mostly Clear | 2 to 6 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairfax, MO
Last spring frost
Apr 19
First fall frost
Oct 15
Growing season
177 days
Hardiness zone
5b
Explore more for Fairfax, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Tarkio, Mo (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.