Fairfield, OH Weather & Growing Conditions
Tonight
61°F
Mostly Cloudy then Showers And Thunderstorms
A chance of rain showers between 1am and 4am, then showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind 7 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Mostly Cloudy then Showers And Thunderstorms | 7 to 12 mph SE | 78% |
| Wednesday | 68°F | Showers And Thunderstorms | 9 to 15 mph S | 98% |
| Wednesday Night | 50°F | Slight Chance Rain Showers | 3 to 7 mph SW | 23% |
| Thursday | 66°F | Mostly Sunny | 3 to 10 mph SW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 0 to 5 mph W | 1% |
| Friday | 62°F | Partly Sunny | 0 to 7 mph NW | 9% |
| Friday Night | 39°F | Mostly Cloudy | 6 mph NW | 14% |
| Saturday | 56°F | Mostly Sunny | 3 to 7 mph NW | 14% |
| Saturday Night | 34°F | Partly Cloudy | 2 mph NW | 8% |
| Sunday | 58°F | Mostly Sunny | 1 to 8 mph W | 8% |
| Sunday Night | 34°F | Partly Cloudy | 2 to 6 mph W | 13% |
| Monday | 61°F | Sunny | 2 to 9 mph W | 13% |
| Monday Night | 37°F | Mostly Clear | 6 mph SW | 10% |
| Tuesday | 65°F | Sunny | 5 to 9 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairfield, OH
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6b
Explore more for Fairfield, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Fairfield, Oh (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.