Richmond, IL Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Southwest wind around 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 10 mph SW | 1% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph WSW | 65% |
| Wednesday | 77°F | Showers And Thunderstorms Likely | 5 mph W | 74% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 0 to 5 mph NNW | 71% |
| Thursday | 78°F | Chance Rain Showers | 0 to 5 mph NE | 44% |
| Thursday Night | 59°F | Partly Cloudy | 0 to 5 mph NE | 14% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SE | 2% |
| Friday Night | 62°F | Mostly Clear | 0 to 5 mph SSW | 6% |
| Saturday | 83°F | Mostly Sunny | 0 to 10 mph SW | 11% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 23% |
| Sunday | 84°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 23% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 45% |
| Monday | 83°F | Chance Rain Showers | 5 mph SSW | 45% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 5 mph WSW | 46% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Richmond, IL
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
5b
Explore more for Richmond, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Pell Lake, Wi (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.