Earlville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Earlville, a city in Lasalle County, Illinois.
Overnight
57°F
Rain Showers
Rain showers. Cloudy. Low around 57, with temperatures rising to around 60 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Earlville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Rain Showers | 15 mph S | 77% |
| Wednesday | 61°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph SW | 18% |
| Wednesday Night | 46°F | Mostly Cloudy | 15 mph SW | 13% |
| Thursday | 56°F | Cloudy then Chance Rain Showers | 10 to 15 mph W | 38% |
| Thursday Night | 41°F | Chance Rain Showers | 10 mph NW | 33% |
| Friday | 50°F | Partly Sunny | 10 to 15 mph N | 7% |
| Friday Night | 32°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Saturday | 51°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 33°F | Mostly Clear | 0 to 5 mph WNW | 1% |
| Sunday | 56°F | Sunny | 5 to 10 mph W | 4% |
| Sunday Night | 35°F | Clear | 0 to 5 mph W | 0% |
| Monday | 61°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph WSW | 0% |
| Tuesday | 62°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Earlville (41.588, -88.923). Updated through the day.
Growing snapshot for Earlville
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
171 days
Hardiness zone
5b
More local growing data for Earlville: nearby ZIP 60518 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
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Newark
North Utica
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Seneca
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Wedron
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Climate data from the nearest NOAA station, Paw Paw 2S, Il (5.5 mi from Earlville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.