Riverdale Park, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverdale Park, a town in Prince George's County, Maryland.
Today
80°F
Partly Sunny
Partly sunny, with a high near 80. Northeast wind around 6 mph.
7-day forecast for Riverdale Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Partly Sunny | 6 mph NE | 4% |
| Tonight | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 7 mph SE | 17% |
| Sunday | 85°F | Slight Chance Rain Showers | 5 to 10 mph S | 24% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 2 to 8 mph W | 70% |
| Monday | 72°F | Chance Rain Showers | 9 mph NE | 30% |
| Monday Night | 58°F | Chance Rain Showers | 6 to 9 mph NE | 40% |
| Tuesday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 54% |
| Tuesday Night | 55°F | Chance Rain Showers | 10 to 15 mph NE | 54% |
| Wednesday | 63°F | Chance Rain Showers | 15 mph NE | 44% |
| Wednesday Night | 55°F | Chance Rain Showers | 13 mph NE | 45% |
| Thursday | 64°F | Chance Rain Showers | 14 mph NE | 45% |
| Thursday Night | 53°F | Chance Rain Showers | 6 to 13 mph N | 37% |
| Friday | 69°F | Slight Chance Rain Showers | 10 mph N | 19% |
| Friday Night | 53°F | Slight Chance Rain Showers | 5 to 9 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Riverdale Park (38.967, -76.927). Updated through the day.
Growing snapshot for Riverdale Park
Last spring frost
Mar 29
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
7b
More local growing data for Riverdale Park: nearby ZIP 20737 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Natl Arboretum Dc, Md (4.5 mi from Riverdale Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.