Harman US

Cairo, OH Weather & Growing Conditions

This Afternoon
76°F
Showers And Thunderstorms
Showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 76. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 76°F Showers And Thunderstorms 5 mph S 79%
Tonight 66°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 mph S 73%
Sunday 77°F Showers And Thunderstorms 5 to 15 mph NW 76%
Sunday Night 55°F Showers And Thunderstorms Likely 10 to 15 mph NE 63%
Monday 67°F Chance Rain Showers 15 mph NE 40%
Monday Night 52°F Mostly Cloudy 15 mph NE 13%
Tuesday 66°F Mostly Cloudy then Slight Chance Rain Showers 15 to 20 mph NE 21%
Tuesday Night 54°F Chance Rain Showers 15 mph NE 40%
Wednesday 67°F Showers And Thunderstorms Likely 15 mph E 57%
Wednesday Night 53°F Showers And Thunderstorms Likely 10 to 15 mph NE 57%
Thursday 68°F Slight Chance Rain Showers 10 mph E 22%
Thursday Night 52°F Mostly Cloudy 5 to 10 mph NE 14%
Friday 70°F Mostly Sunny 5 to 10 mph NE 9%
Friday Night 50°F Partly Cloudy 5 to 10 mph NE 9%

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

Growing snapshot for Cairo, OH

Last spring frost
Apr 24
First fall frost
Oct 24
Growing season
182 days

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

Climate data from the nearest NOAA station, Lima Wwtp, Oh (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.