Cairo, OH Weather & Growing Conditions
Today
76°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 76. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Showers And Thunderstorms Likely | 5 mph SE | 63% |
| Tonight | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 70% |
| Sunday | 76°F | Showers And Thunderstorms | 5 to 15 mph NW | 80% |
| Sunday Night | 55°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 65% |
| Monday | 66°F | Chance Rain Showers | 15 mph NE | 49% |
| Monday Night | 51°F | Chance Rain Showers | 15 to 20 mph NE | 46% |
| Tuesday | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 15 to 20 mph NE | 18% |
| Tuesday Night | 52°F | Chance Rain Showers | 15 mph NE | 52% |
| Wednesday | 66°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 52% |
| Wednesday Night | 52°F | Chance Rain Showers | 5 to 10 mph NE | 49% |
| Thursday | 67°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 10% |
| Friday | 69°F | Mostly Sunny | 5 to 10 mph NE | 11% |
| Friday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 11% |
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.