Energy, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Energy, a village in Williamson County, Illinois.
Tonight
73°F
Mostly Clear
Mostly clear. Low around 73, with temperatures rising to around 75 overnight. South southwest wind around 5 mph.
7-day forecast for Energy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Mostly Clear | 5 mph SSW | 1% |
| Sunday | 97°F | Mostly Sunny | 3 to 7 mph WSW | 1% |
| Sunday Night | 69°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 mph NNE | 29% |
| Monday | 88°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 9 mph NE | 53% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 5 to 9 mph NNE | 53% |
| Tuesday | 77°F | Chance Showers And Thunderstorms | 6 to 12 mph NNE | 48% |
| Tuesday Night | 57°F | Partly Cloudy | 5 to 12 mph N | 3% |
| Wednesday | 76°F | Mostly Sunny | 6 to 10 mph N | 1% |
| Wednesday Night | 56°F | Partly Cloudy | 2 to 9 mph N | 0% |
| Thursday | 77°F | Mostly Sunny | 3 to 8 mph N | 0% |
| Thursday Night | 58°F | Partly Cloudy | 1 to 6 mph NNE | 0% |
| Friday | 79°F | Partly Sunny | 2 to 9 mph NNE | 7% |
| Friday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 7% |
| Saturday | 81°F | Mostly Sunny | 2 to 7 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Energy (37.771, -89.024). Updated through the day.
Growing snapshot for Energy
Last spring frost
Apr 9
First fall frost
Oct 22
Growing season
195 days
Hardiness zone
7a
More local growing data for Energy: nearby ZIP 62933 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Carbondale Sewage Plt, Il (8.5 mi from Energy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.