Fieldon, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fieldon, a village in Jersey County, Illinois.
This Afternoon
94°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. Heat index values as high as 101. East wind around 3 mph. Chance of precipitation is 30%.
7-day forecast for Fieldon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Chance Showers And Thunderstorms | 3 mph E | 25% |
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 6 mph SE | 22% |
| Saturday | 96°F | Partly Sunny | 5 to 8 mph SW | 7% |
| Saturday Night | 71°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SW | 12% |
| Sunday | 90°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 8 mph NW | 38% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 to 10 mph NE | 67% |
| Monday | 76°F | Showers And Thunderstorms Likely | 8 to 12 mph NE | 68% |
| Monday Night | 58°F | Showers And Thunderstorms Likely | 8 to 13 mph N | 57% |
| Tuesday | 70°F | Slight Chance Rain Showers then Mostly Cloudy | 12 mph N | 22% |
| Tuesday Night | 52°F | Mostly Cloudy | 6 to 12 mph N | 4% |
| Wednesday | 73°F | Mostly Sunny | 9 mph N | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 3 to 8 mph N | 1% |
| Thursday | 74°F | Mostly Sunny | 3 to 7 mph N | 4% |
| Thursday Night | 56°F | Partly Cloudy | 6 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Fieldon (39.109, -90.500). Updated through the day.
Growing snapshot for Fieldon
Last spring frost
Apr 14
First fall frost
Oct 19
Growing season
187 days
Hardiness zone
6b
More local growing data for Fieldon: nearby ZIP 62031 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jerseyville 2 Sw, Il (10.4 mi from Fieldon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.