Riverdale Park, CA Weather & Growing Conditions
Tonight
57°F
Partly Cloudy
Partly cloudy. Low around 57, with temperatures rising to around 59 overnight. North wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 3 mph N | 0% |
| Sunday | 84°F | Partly Sunny | 6 mph NNW | 0% |
| Sunday Night | 55°F | Mostly Cloudy | 5 mph NNW | 0% |
| Monday | 86°F | Mostly Sunny | 3 mph NNW | 0% |
| Monday Night | 56°F | Mostly Clear | 3 mph NW | 0% |
| Tuesday | 88°F | Sunny | 5 mph NNW | 0% |
| Tuesday Night | 58°F | Clear | 0 to 5 mph NNW | 0% |
| Wednesday | 90°F | Sunny | 5 mph NW | 0% |
| Wednesday Night | 62°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 95°F | Sunny | 5 mph NNW | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 mph NW | 0% |
| Friday | 91°F | Sunny | 2 to 7 mph NW | 0% |
| Friday Night | 60°F | Mostly Clear | 2 to 7 mph NW | 1% |
| Saturday | 86°F | Sunny | 2 to 7 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Riverdale Park, CA
Last spring frost
Jan 31
First fall frost
Dec 5
Growing season
312 days
Hardiness zone
9b
Explore more for Riverdale Park, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Modesto City Co Ap, Ca (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.