Sheridan, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sheridan, a village in Lasalle County, Illinois.
Tonight
58°F
Rain
Rain. Cloudy. Low around 58, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Sheridan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Rain | 15 mph S | 93% |
| Wednesday | 61°F | Chance Rain then Chance Rain Showers | 15 mph SSW | 43% |
| Wednesday Night | 47°F | Mostly Cloudy | 15 mph SW | 13% |
| Thursday | 58°F | Chance Rain Showers | 10 to 15 mph WSW | 40% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 10 mph WNW | 37% |
| Friday | 53°F | Slight Chance Rain Showers | 10 mph N | 21% |
| Friday Night | 35°F | Partly Cloudy | 0 to 10 mph NNW | 2% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph WNW | 4% |
| Saturday Night | 34°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
| Sunday | 58°F | Mostly Sunny | 5 to 10 mph W | 13% |
| Sunday Night | 35°F | Mostly Clear | 5 mph WNW | 6% |
| Monday | 62°F | Sunny | 5 to 10 mph WSW | 3% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph WSW | 1% |
| Tuesday | 63°F | Sunny | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sheridan (41.530, -88.681). Updated through the day.
Growing snapshot for Sheridan
Last spring frost
Apr 27
First fall frost
Oct 17
Growing season
171 days
Hardiness zone
5b
More local growing data for Sheridan: nearby ZIP 60551 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Cedar Point
Dana
Dayton
Earlville
Grand Ridge
Harding
Kangley
LaSalle
Leland
Leonore
Lostant
Marseilles
Mendota
Millington
Naplate
Newark
North Utica
Oglesby
Ottawa
Peru
Ransom
Rutland
Seneca
Serena
Streator
Tonica
Triumph
Troy Grove
Wedron
Wenona
Climate data from the nearest NOAA station, Marseilles Lock, Il (14 mi from Sheridan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.