Harman US

Sidney, OH Weather & Growing Conditions

Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. East wind 5 to 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 57°F Partly Cloudy 5 to 8 mph E 2%
Saturday 79°F Showers And Thunderstorms Likely 7 mph SE 57%
Saturday Night 65°F Showers And Thunderstorms Likely 6 mph S 70%
Sunday 79°F Showers And Thunderstorms Likely 5 to 9 mph W 70%
Sunday Night 58°F Showers And Thunderstorms Likely 10 to 14 mph NE 70%
Monday 70°F Showers And Thunderstorms Likely 10 to 14 mph NE 57%
Monday Night 55°F Chance Showers And Thunderstorms 12 to 16 mph NE 47%
Tuesday 69°F Chance Showers And Thunderstorms 14 mph NE 36%
Tuesday Night 56°F Chance Rain Showers 8 to 15 mph NE 40%
Wednesday 69°F Chance Rain Showers 9 mph NE 38%
Wednesday Night 55°F Slight Chance Rain Showers 6 to 10 mph N 18%
Thursday 70°F Mostly Cloudy 8 mph N 12%
Thursday Night 54°F Mostly Cloudy 5 to 8 mph N 12%
Friday 71°F Partly Sunny 5 to 8 mph N 8%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Sidney, OH

Last spring frost
Apr 27
First fall frost
Oct 20
Growing season
175 days
Hardiness zone
6a

Explore more for Sidney, OH: full frost dates · planting calendar · Ohio frost dates

Climate data from the nearest NOAA station, Sidney 1 S, Oh (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.