Rio, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rio, a community in Charlottesville City County, Virginia.
Tonight
63°F
Light Rain Likely
Rain likely after 11pm. Mostly cloudy, with a low around 63. South wind 3 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rio
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Light Rain Likely | 3 to 10 mph S | 60% |
| Thursday | 76°F | Slight Chance Light Rain then Mostly Cloudy | 7 to 13 mph S | 18% |
| Thursday Night | 58°F | Chance Light Rain | 1 to 6 mph SW | 54% |
| Friday | 72°F | Chance Light Rain | 2 mph NE | 32% |
| Friday Night | 45°F | Slight Chance Light Rain then Partly Cloudy | 1 to 5 mph W | 20% |
| Saturday | 64°F | Sunny | 5 to 12 mph NW | 4% |
| Saturday Night | 36°F | Mostly Clear | 3 to 8 mph NW | 2% |
| Sunday | 65°F | Sunny | 6 mph W | 0% |
| Sunday Night | 34°F | Mostly Clear | 5 mph W | 0% |
| Monday | 67°F | Sunny | 3 to 7 mph W | 0% |
| Monday Night | 34°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 70°F | Sunny | 3 to 8 mph SW | 1% |
| Tuesday Night | 37°F | Mostly Clear | 1 to 6 mph W | 1% |
| Veterans Day | 66°F | Mostly Sunny | 1 to 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Rio (38.080, -78.473). Updated through the day.
Growing snapshot for Rio
Last spring frost
Apr 2
First fall frost
Nov 10
Growing season
222 days
Hardiness zone
7b
More local growing data for Rio: nearby ZIP 22908 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Charlottesville 2W, Va (1.4 mi from Rio). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.