Rio Grande, OH Weather & Growing Conditions
Today
87°F
Mostly Sunny
Mostly sunny, with a high near 87. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Mostly Sunny | 2 mph SE | 6% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 3 mph S | 47% |
| Sunday | 87°F | Slight Chance Rain Showers then Partly Sunny | 7 mph SW | 23% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 6 mph N | 54% |
| Monday | 75°F | Chance Rain Showers | 8 mph NE | 45% |
| Monday Night | 57°F | Chance Showers And Thunderstorms | 3 to 8 mph NE | 64% |
| Tuesday | 73°F | Showers And Thunderstorms Likely | 7 mph NE | 64% |
| Tuesday Night | 58°F | Showers And Thunderstorms Likely | 7 mph NE | 70% |
| Wednesday | 72°F | Showers And Thunderstorms Likely | 9 mph E | 70% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 5 to 8 mph E | 70% |
| Thursday | 72°F | Chance Rain Showers | 7 mph NE | 36% |
| Thursday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 7 mph N | 19% |
| Friday | 72°F | Partly Sunny | 7 mph NE | 10% |
| Friday Night | 51°F | Partly Cloudy | 2 to 7 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rio Grande, OH
Last spring frost
Apr 18
First fall frost
Oct 28
Growing season
192 days
Hardiness zone
6b
Explore more for Rio Grande, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Gallipolis, Oh (11.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.