Harman US

Ohio, IL Weather & Growing Conditions

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

Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.

7-day forecast for Ohio

WhenTempForecastWindPrecip
Today 85°F Mostly Sunny 5 to 10 mph SW 2%
Tonight 67°F Showers And Thunderstorms Likely 5 mph S 61%
Wednesday 78°F Showers And Thunderstorms Likely 5 mph W 71%
Wednesday Night 63°F Showers And Thunderstorms 0 to 5 mph NE 85%
Thursday 77°F Rain Showers Likely then Slight Chance Showers And Thunderstorms 5 mph NE 56%
Thursday Night 62°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 mph 19%
Friday 80°F Mostly Sunny 0 to 5 mph SE 5%
Friday Night 64°F Mostly Clear 0 to 5 mph S 7%
Saturday 83°F Sunny 5 to 10 mph SW 9%
Saturday Night 69°F Mostly Clear then Slight Chance Showers And Thunderstorms 5 to 10 mph S 16%
Sunday 85°F Slight Chance Showers And Thunderstorms then Mostly Sunny 10 to 15 mph SW 16%
Sunday Night 70°F Chance Showers And Thunderstorms 5 to 10 mph S 34%
Monday 85°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 10 mph S 34%
Monday Night 69°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 10 mph SW 39%

Forecast source: National Weather Service (api.weather.gov) for Ohio (41.555, -89.460). Updated through the day.

Growing snapshot for Ohio

Last spring frost
Apr 24
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5b

More local growing data for Ohio: nearby ZIP 61349 weather · frost dates · planting calendar · Illinois frost dates

Nearby towns & communities

All Illinois locations ›

Climate data from the nearest NOAA station, Walnut, Il (8.6 mi from Ohio). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.