Blue Mound, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Mound, a village in Christian County, Illinois.
This Afternoon
89°F
Cloudy
Cloudy, with a high near 89. South southwest wind around 6 mph.
7-day forecast for Blue Mound
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Cloudy | 6 mph SSW | 8% |
| Tonight | 70°F | Mostly Cloudy | 6 mph S | 5% |
| Sunday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph NNW | 32% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 53% |
| Monday | 72°F | Showers And Thunderstorms Likely | 9 to 14 mph ENE | 65% |
| Monday Night | 55°F | Chance Rain Showers | 9 to 13 mph ENE | 41% |
| Tuesday | 68°F | Chance Rain Showers | 14 mph NE | 39% |
| Tuesday Night | 52°F | Mostly Cloudy | 6 to 13 mph NNE | 7% |
| Wednesday | 70°F | Partly Sunny | 10 mph NNE | 3% |
| Wednesday Night | 53°F | Partly Cloudy | 3 to 9 mph NNE | 0% |
| Thursday | 73°F | Mostly Sunny | 5 to 8 mph NNE | 1% |
| Thursday Night | 55°F | Mostly Cloudy | 2 to 7 mph NNE | 8% |
| Friday | 76°F | Partly Sunny then Slight Chance Rain Showers | 3 to 8 mph NNE | 15% |
| Friday Night | 55°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 7 mph NE | 15% |
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 20, 2026.