Sims, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sims, a village in Wayne County, Illinois.
This Afternoon
79°F
Mostly Sunny
Mostly sunny. High near 79, with temperatures falling to around 75 in the afternoon. South southeast wind 17 to 21 mph, with gusts as high as 29 mph.
7-day forecast for Sims
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Sunny | 17 to 21 mph SSE | 5% |
| Tonight | 56°F | Showers And Thunderstorms | 8 to 16 mph S | 95% |
| Wednesday | 67°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 13 mph SW | 20% |
| Wednesday Night | 43°F | Partly Cloudy | 3 mph WSW | 0% |
| Thursday | 68°F | Sunny | 2 to 10 mph WSW | 0% |
| Thursday Night | 44°F | Mostly Cloudy | 2 mph WNW | 5% |
| Friday | 61°F | Mostly Cloudy | 2 to 9 mph NW | 2% |
| Friday Night | 38°F | Mostly Cloudy | 2 to 6 mph NNW | 1% |
| Saturday | 57°F | Mostly Sunny | 5 mph NNW | 0% |
| Saturday Night | 34°F | Partly Cloudy | 1 mph NNW | 1% |
| Sunday | 62°F | Sunny | 0 to 7 mph WNW | 6% |
| Sunday Night | 34°F | Mostly Clear | 3 mph NW | 5% |
| Monday | 65°F | Sunny | 1 to 8 mph W | 2% |
| Monday Night | 38°F | Mostly Clear | 3 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sims (38.362, -88.535). Updated through the day.
Growing snapshot for Sims
Last spring frost
Apr 7
First fall frost
Oct 26
Growing season
201 days
Hardiness zone
6b
More local growing data for Sims: nearby ZIP 62886 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Fairfield Radio Wfiw, Il (11.3 mi from Sims). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.