Magnolia, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Magnolia, a village in Putnam County, Illinois.
Today
87°F
Mostly Sunny
Mostly sunny. High near 87, with temperatures falling to around 85 in the afternoon. Southwest wind 5 to 10 mph.
7-day forecast for Magnolia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Tonight | 68°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 21% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 47% |
| Wednesday Night | 66°F | Showers And Thunderstorms | 0 to 5 mph N | 88% |
| Thursday | 80°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 72% |
| Thursday Night | 64°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 29% |
| Friday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 15% |
| Saturday | 85°F | Mostly Sunny | 5 mph SW | 9% |
| Saturday Night | 71°F | Mostly Clear | 5 to 10 mph S | 9% |
| Sunday | 88°F | Sunny | 10 to 15 mph SW | 9% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 10 mph S | 24% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 24% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph SW | 35% |
Forecast source: National Weather Service (api.weather.gov) for Magnolia (41.114, -89.196). Updated through the day.
Growing snapshot for Magnolia
Last spring frost
Apr 18
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
5b
More local growing data for Magnolia: nearby ZIP 61336 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hennepin, Il (11.8 mi from Magnolia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.