Raleigh, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Raleigh, a village in Saline County, Illinois.
Overnight
63°F
Mostly Clear
Mostly clear. Low around 63, with temperatures rising to around 65 overnight. Northeast wind around 1 mph.
7-day forecast for Raleigh
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 1 mph NE | 0% |
| Tuesday | 87°F | Patchy Fog then Sunny | 0 to 3 mph ENE | 0% |
| Tuesday Night | 63°F | Mostly Clear | 0 to 3 mph ENE | 0% |
| Wednesday | 90°F | Sunny | 2 mph SSW | 0% |
| Wednesday Night | 68°F | Mostly Clear | 2 mph SSE | 2% |
| Thursday | 90°F | Slight Chance Rain Showers | 1 to 7 mph SSW | 21% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 1 to 5 mph S | 53% |
| Friday | 90°F | Chance Showers And Thunderstorms | 1 to 6 mph SSW | 53% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 3 mph SSW | 31% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 5 mph SSW | 31% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SSW | 20% |
| Sunday | 92°F | Mostly Sunny | 2 to 8 mph SSW | 8% |
| Sunday Night | 72°F | Mostly Clear | 3 to 8 mph SSW | 5% |
| Monday | 93°F | Sunny | 5 to 9 mph SSW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Raleigh (37.824, -88.531). Updated through the day.
Growing snapshot for Raleigh
Last spring frost
Apr 7
First fall frost
Oct 26
Growing season
202 days
Hardiness zone
7a
More local growing data for Raleigh: nearby ZIP 62977 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Harrisburg, Il (7.8 mi from Raleigh). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.