Stockton, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stockton, a village in Jo Daviess County, Illinois.
Overnight
52°F
Slight Chance Rain Showers
A slight chance of rain showers after 5am. Mostly cloudy. Low around 52, with temperatures rising to around 56 overnight. South wind around 15 mph. Chance of precipitation is 20%.
7-day forecast for Stockton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Slight Chance Rain Showers | 15 mph S | 17% |
| Wednesday | 58°F | Chance Rain Showers | 15 mph SW | 51% |
| Wednesday Night | 45°F | Chance Rain Showers | 15 mph SW | 29% |
| Thursday | 53°F | Rain Showers Likely | 10 to 15 mph W | 64% |
| Thursday Night | 38°F | Mostly Cloudy | 10 mph N | 12% |
| Friday | 48°F | Partly Sunny | 5 to 10 mph N | 5% |
| Friday Night | 29°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 50°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 32°F | Mostly Clear | 5 mph W | 1% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 4% |
| Sunday Night | 34°F | Clear | 5 mph W | 0% |
| Monday | 59°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 61°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Stockton (42.353, -90.002). Updated through the day.
Growing snapshot for Stockton
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
5a
More local growing data for Stockton: nearby ZIP 61085 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Stockton 3 Nne, Il (4.4 mi from Stockton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.