Crainville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Crainville, a village in Williamson County, Illinois.
This Afternoon
99°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny. High near 99, with temperatures falling to around 93 in the afternoon. Wind around 0 mph. Chance of precipitation is 20%.
7-day forecast for Crainville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Slight Chance Showers And Thunderstorms | 0 mph | 24% |
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SSE | 22% |
| Saturday | 98°F | Sunny | 2 to 7 mph SW | 4% |
| Saturday Night | 73°F | Partly Cloudy | 5 mph SSW | 1% |
| Sunday | 97°F | Sunny | 3 to 7 mph WSW | 7% |
| Sunday Night | 70°F | Mostly Cloudy | 3 mph NNE | 14% |
| Monday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph N | 45% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph NNE | 45% |
| Tuesday | 76°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 7 to 12 mph N | 17% |
| Tuesday Night | 57°F | Partly Cloudy | 5 to 12 mph N | 7% |
| Wednesday | 76°F | Mostly Sunny | 6 to 9 mph N | 3% |
| Wednesday Night | 56°F | Partly Cloudy | 2 to 8 mph NNE | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 8 mph N | 2% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Crainville (37.754, -89.059). Updated through the day.
Growing snapshot for Crainville
Last spring frost
Apr 9
First fall frost
Oct 22
Growing season
195 days
Hardiness zone
7a
More local growing data for Crainville: nearby ZIP 62918 weather · frost dates · planting calendar · Illinois frost dates
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Johnston City
Marion
Pittsburg
Spillertown
Whiteash
Climate data from the nearest NOAA station, Carbondale Sewage Plt, Il (5.8 mi from Crainville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.