Leland, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Leland, a village in Lasalle County, Illinois.
Overnight
62°F
Mostly Clear
Mostly clear, with a low around 62. South wind around 5 mph.
7-day forecast for Leland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 84°F | Mostly Sunny | 5 to 10 mph SSW | 0% |
| Tuesday Night | 67°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SSW | 29% |
| Wednesday | 79°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph W | 70% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 5 mph NNW | 86% |
| Thursday | 80°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 5 mph ENE | 59% |
| Thursday Night | 62°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 21% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph SE | 6% |
| Friday Night | 64°F | Mostly Clear | 0 to 5 mph S | 9% |
| Saturday | 84°F | Mostly Sunny | 5 to 10 mph SSW | 10% |
| Saturday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 17% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph SW | 17% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 10 mph SSW | 33% |
| Monday | 86°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 33% |
Forecast source: National Weather Service (api.weather.gov) for Leland (41.616, -88.798). Updated through the day.
Growing snapshot for Leland
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
171 days
Hardiness zone
5b
More local growing data for Leland: nearby ZIP 60531 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Cedar Point
Dana
Dayton
Earlville
Grand Ridge
Harding
Kangley
LaSalle
Leonore
Lostant
Marseilles
Mendota
Millington
Naplate
Newark
North Utica
Oglesby
Ottawa
Peru
Ransom
Rutland
Seneca
Serena
Sheridan
Streator
Tonica
Triumph
Troy Grove
Wedron
Wenona
Climate data from the nearest NOAA station, Paw Paw 2S, Il (10.3 mi from Leland). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.