Sims, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sims, a village in Wayne County, Illinois.
This Afternoon
97°F
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 4pm, then a slight chance of showers and thunderstorms. Sunny. High near 97, with temperatures falling to around 95 in the afternoon. East wind around 6 mph. Chance of precipitation is 20%.
7-day forecast for Sims
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Slight Chance Showers And Thunderstorms | 6 mph E | 22% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph ESE | 23% |
| Saturday | 97°F | Sunny | 1 to 7 mph SSW | 9% |
| Saturday Night | 71°F | Partly Cloudy | 3 mph SSW | 6% |
| Sunday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 17% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 5 mph NNE | 31% |
| Monday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph NNE | 51% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 6 to 12 mph NNE | 51% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 8 to 12 mph NNE | 37% |
| Tuesday Night | 55°F | Mostly Cloudy | 5 to 12 mph NNE | 8% |
| Wednesday | 75°F | Mostly Sunny | 5 to 9 mph N | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 9 mph NNE | 3% |
| Thursday | 76°F | Mostly Sunny | 2 to 8 mph N | 3% |
| Thursday Night | 57°F | Partly Cloudy | 2 to 7 mph NNE | 3% |
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 Sep 18, 2026.