Red Bud, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Red Bud, a city in Monroe County, Illinois.
This Afternoon
98°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Sunny, with a high near 98. Heat index values as high as 107. South wind around 2 mph. Chance of precipitation is 30%.
7-day forecast for Red Bud
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Chance Showers And Thunderstorms | 2 mph S | 26% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 mph SE | 24% |
| Saturday | 97°F | Mostly Sunny | 2 to 7 mph SW | 6% |
| Saturday Night | 71°F | Partly Cloudy | 5 mph S | 0% |
| Sunday | 95°F | Mostly Sunny | 6 mph W | 11% |
| Sunday Night | 66°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph N | 46% |
| Monday | 82°F | Showers And Thunderstorms Likely | 5 to 8 mph N | 60% |
| Monday Night | 59°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 8 mph N | 60% |
| Tuesday | 72°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 10 mph N | 18% |
| Tuesday Night | 54°F | Mostly Cloudy | 5 to 10 mph N | 7% |
| Wednesday | 75°F | Mostly Sunny | 8 mph N | 2% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 6 mph N | 2% |
| Thursday | 75°F | Mostly Sunny | 2 to 7 mph N | 2% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 6 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov) for Red Bud (38.207, -90.002). Updated through the day.
Growing snapshot for Red Bud
Last spring frost
Apr 8
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
7a
More local growing data for Red Bud: nearby ZIP 62278 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Kaskaskia Rvr Navigation Lock, Il (15.4 mi from Red Bud). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.