Harman US

Fieldon, IL Weather & Growing Conditions

Tonight
55°F
Light Rain
Rain before 2am, then a slight chance of drizzle. Cloudy, with a low around 55. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 55°F Light Rain 9 to 14 mph SW 77%
Wednesday 61°F Slight Chance Drizzle then Mostly Cloudy 10 to 16 mph W 12%
Wednesday Night 44°F Partly Cloudy 9 mph SW 0%
Thursday 64°F Sunny 7 to 13 mph W 4%
Thursday Night 43°F Slight Chance T-storms 7 mph NW 18%
Friday 57°F Mostly Cloudy 10 mph NW 6%
Friday Night 38°F Mostly Cloudy 2 to 8 mph N 1%
Saturday 56°F Mostly Sunny 5 mph NW 0%
Saturday Night 37°F Partly Cloudy 2 mph W 2%
Sunday 62°F Sunny 2 to 8 mph W 8%
Sunday Night 37°F Mostly Clear 5 mph W 3%
Monday 66°F Sunny 3 to 9 mph SW 2%
Monday Night 41°F Mostly Clear 5 mph SW 1%
Tuesday 68°F Sunny 6 mph W 1%

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

Growing snapshot for Fieldon, IL

Last spring frost
Apr 14
First fall frost
Oct 19
Growing season
187 days
Hardiness zone
6b

Explore more for Fieldon, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Jerseyville 2 Sw, Il (10.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.