Rio Grande, OH Weather & Growing Conditions
This Afternoon
87°F
Mostly Sunny
Mostly sunny, with a high near 87. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 87°F | Mostly Sunny | 5 mph NE | 4% |
| Tonight | 68°F | Partly Cloudy | 3 mph E | 7% |
| Wednesday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph S | 46% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 2 mph SW | 46% |
| Thursday | 86°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 63% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph S | 63% |
| Friday | 85°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 71% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 6 mph SW | 71% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 50% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 50% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms | 2 to 6 mph SW | 23% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 22% |
| Monday | 88°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 mph SW | 20% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rio Grande, OH
Last spring frost
Apr 30
First fall frost
Oct 15
Growing season
167 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, Waterloo, Oh (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.