Fairfield, IA Weather & Growing Conditions
Today
52°F
Slight Chance Rain Showers then Cloudy
A slight chance of rain showers before 9am. Cloudy, with a high near 52. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 52°F | Slight Chance Rain Showers then Cloudy | 10 to 15 mph W | 18% |
| Tonight | 44°F | Mostly Cloudy | 10 mph W | 7% |
| Thursday | 54°F | Rain Showers Likely | 10 mph W | 57% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 15% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 2% |
| Friday Night | 31°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 34°F | Mostly Clear | 0 to 5 mph W | 1% |
| Sunday | 58°F | Sunny | 5 mph W | 1% |
| Sunday Night | 35°F | Clear | 0 to 5 mph SW | 0% |
| Monday | 64°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 64°F | Sunny | 0 to 5 mph NW | 0% |
| Tuesday Night | 41°F | Partly Cloudy | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairfield, IA
Last spring frost
Apr 27
First fall frost
Oct 12
Growing season
168 days
Hardiness zone
5b
Explore more for Fairfield, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Fairfield, Ia (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.