Bellflower, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bellflower, a village in Mclean County, Illinois.
Today
83°F
Patchy Fog then Mostly Sunny
Patchy fog before 9am. Mostly sunny, with a high near 83. South wind around 6 mph.
7-day forecast for Bellflower
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Fog then Mostly Sunny | 6 mph S | 0% |
| Tonight | 66°F | Mostly Clear | 6 mph SSE | 0% |
| Wednesday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SSW | 17% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 7 mph S | 81% |
| Thursday | 80°F | Showers And Thunderstorms | 7 mph SSW | 81% |
| Thursday Night | 64°F | Slight Chance Showers And Thunderstorms | 6 mph S | 24% |
| Friday | 82°F | Partly Sunny | 5 mph S | 11% |
| Friday Night | 65°F | Chance Showers And Thunderstorms | 5 mph SSE | 25% |
| Saturday | 84°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 8 mph SSW | 16% |
| Saturday Night | 69°F | Mostly Clear | 6 to 10 mph SSW | 13% |
| Sunday | 86°F | Sunny | 10 to 15 mph SSW | 9% |
| Sunday Night | 71°F | Partly Cloudy | 10 to 14 mph SSW | 14% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms | 13 mph SSW | 17% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 13 mph SW | 29% |
Forecast source: National Weather Service (api.weather.gov) for Bellflower (40.341, -88.526). Updated through the day.
Growing snapshot for Bellflower
Last spring frost
Apr 21
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
6a
More local growing data for Bellflower: nearby ZIP 61724 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Anchor
Arrowsmith
Bloomington
Chenoa
Colfax
Cooksville
Danvers
Downs
Ellsworth
Gridley
Heyworth
Hudson
Kappa
Le Roy
Lexington
McLean
Normal
Saybrook
Shirley
Stanford
Towanda
Twin Grove
Climate data from the nearest NOAA station, Gibson City, Il (12.8 mi from Bellflower). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.