Harman US

Banner, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Banner, a village in Peoria County, Illinois.

This Afternoon
85°F
Mostly Cloudy
Mostly cloudy, with a high near 85. South southwest wind around 7 mph.

7-day forecast for Banner

WhenTempForecastWindPrecip
This Afternoon 85°F Mostly Cloudy 7 mph SSW 10%
Tonight 69°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 6 mph SW 33%
Sunday 78°F Chance Showers And Thunderstorms 5 to 10 mph NNE 47%
Sunday Night 59°F Chance Showers And Thunderstorms 9 to 13 mph NE 53%
Monday 67°F Showers And Thunderstorms Likely 12 mph ENE 74%
Monday Night 55°F Rain Showers Likely 7 to 10 mph ENE 58%
Tuesday 66°F Rain Showers Likely 10 mph NE 55%
Tuesday Night 52°F Mostly Cloudy 5 to 9 mph NNE 13%
Wednesday 68°F Partly Sunny 5 to 8 mph NNE 2%
Wednesday Night 53°F Partly Cloudy 1 to 7 mph NNE 2%
Thursday 72°F Mostly Sunny 5 mph NNE 1%
Thursday Night 56°F Slight Chance Rain Showers 0 to 3 mph NE 15%
Friday 75°F Slight Chance Rain Showers then Partly Sunny 1 to 5 mph NE 15%
Friday Night 55°F Partly Cloudy 3 mph NE 9%

Forecast source: National Weather Service (api.weather.gov) for Banner (40.513, -89.916). Updated through the day.

Growing snapshot for Banner

Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6a

More local growing data for Banner: nearby ZIP 61533 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Peoria Gtr Peoria Ap, Il (10 mi from Banner). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.