Essex, IL Weather & Growing Conditions
Overnight
65°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. Low around 65, with temperatures rising to around 67 overnight. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Chance Showers And Thunderstorms | 5 mph SE | 32% |
| Saturday | 82°F | Showers And Thunderstorms Likely | 5 mph SE | 82% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 0 to 5 mph SSW | 82% |
| Sunday | 74°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 69% |
| Sunday Night | 57°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 47% |
| Monday | 67°F | Rain Showers Likely | 10 to 15 mph ENE | 56% |
| Monday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 46% |
| Tuesday | 66°F | Slight Chance Rain Showers | 10 mph NE | 22% |
| Tuesday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NNE | 17% |
| Wednesday | 69°F | Partly Sunny | 5 to 10 mph NNE | 8% |
| Wednesday Night | 54°F | Mostly Cloudy | 0 to 5 mph NNE | 1% |
| Thursday | 71°F | Partly Sunny | 5 mph NNE | 3% |
| Thursday Night | 54°F | Mostly Cloudy | 0 to 5 mph NE | 3% |
| Friday | 74°F | Mostly Sunny | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Essex, IL
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
5b
Explore more for Essex, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Dwight, Il (13 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.