Ruma, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ruma, a village in Randolph County, Illinois.
Today
86°F
Patchy Fog then Sunny
Patchy fog before 7am. Sunny, with a high near 86. Southeast wind 0 to 3 mph.
7-day forecast for Ruma
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Patchy Fog then Sunny | 0 to 3 mph SE | 0% |
| Tonight | 65°F | Mostly Clear | 3 mph SE | 0% |
| Wednesday | 90°F | Sunny | 1 to 5 mph S | 3% |
| Wednesday Night | 70°F | Partly Cloudy then Chance Showers And Thunderstorms | 6 mph S | 42% |
| Thursday | 87°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 63% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms | 3 mph S | 54% |
| Friday | 87°F | Chance Showers And Thunderstorms | 3 mph SW | 54% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 2 mph S | 42% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 3 mph S | 42% |
| Saturday Night | 70°F | Partly Cloudy | 5 mph S | 11% |
| Sunday | 91°F | Sunny | 6 mph S | 7% |
| Sunday Night | 72°F | Mostly Clear | 7 mph S | 5% |
| Monday | 93°F | Sunny | 7 mph S | 5% |
| Monday Night | 73°F | Mostly Clear | 8 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Ruma (38.131, -90.000). Updated through the day.
Growing snapshot for Ruma
Last spring frost
Apr 8
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
7a
More local growing data for Ruma: nearby ZIP 62242 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Kaskaskia Rvr Navigation Lock, Il (8 mi from Ruma). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.