Blue Mound, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Mound, a village in Christian County, Illinois.
Tonight
71°F
Partly Cloudy
Partly cloudy, with a low around 71. East southeast wind around 8 mph, with gusts as high as 16 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blue Mound
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Partly Cloudy | 8 mph ESE | 9% |
| Saturday | 92°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 9 mph SSW | 18% |
| Saturday Night | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph S | 21% |
| Sunday | 87°F | Chance Rain Showers | 3 to 10 mph NW | 40% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 12 mph NE | 67% |
| Monday | 73°F | Showers And Thunderstorms Likely | 14 mph NE | 67% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 10 to 14 mph NE | 66% |
| Tuesday | 69°F | Chance Rain Showers | 14 mph NE | 34% |
| Tuesday Night | 52°F | Mostly Cloudy | 6 to 13 mph NNE | 7% |
| Wednesday | 72°F | Partly Sunny | 10 mph NNE | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 3 to 9 mph NNE | 2% |
| Thursday | 73°F | Mostly Sunny | 5 to 9 mph NNE | 3% |
| Thursday Night | 55°F | Partly Cloudy | 3 to 8 mph NNE | 5% |
| Friday | 75°F | Mostly Sunny | 5 to 9 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Blue Mound (39.701, -89.119). Updated through the day.
Growing snapshot for Blue Mound
Last spring frost
Apr 14
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
6a
More local growing data for Blue Mound: nearby ZIP 62513 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Assumption
Bulpitt
Edinburg
Jeisyville
Kincaid
Langleyville
Morrisonville
Mount Auburn
Owaneco
Palmer
Pana
Stonington
Taylorville
Tovey
Climate data from the nearest NOAA station, Decatur Wtp, Il (12.9 mi from Blue Mound). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.