Berwyn Heights, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Berwyn Heights, a town in Prince George's County, Maryland.
Overnight
62°F
Mostly Clear
Mostly clear, with a low around 62. Northeast wind around 8 mph.
7-day forecast for Berwyn Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Mostly Clear | 8 mph NE | 0% |
| Saturday | 80°F | Mostly Sunny | 8 mph NE | 4% |
| Saturday Night | 63°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 7 mph SE | 17% |
| Sunday | 85°F | Chance Rain Showers | 5 to 10 mph S | 25% |
| Sunday Night | 61°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 8 mph NW | 70% |
| Monday | 73°F | Chance Rain Showers | 9 mph NE | 31% |
| Monday Night | 56°F | Chance Rain Showers | 8 mph NE | 40% |
| Tuesday | 66°F | Chance Rain Showers | 9 to 13 mph NE | 54% |
| Tuesday Night | 53°F | Chance Rain Showers | 13 mph NE | 54% |
| Wednesday | 63°F | Chance Rain Showers | 15 mph NE | 44% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 to 14 mph NE | 45% |
| Thursday | 64°F | Chance Rain Showers | 14 mph NE | 45% |
| Thursday Night | 52°F | Chance Rain Showers | 6 to 13 mph N | 37% |
| Friday | 69°F | Slight Chance Rain Showers | 10 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov) for Berwyn Heights (38.993, -76.913). Updated through the day.
Growing snapshot for Berwyn Heights
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
202 days
Hardiness zone
7b
More local growing data for Berwyn Heights: nearby ZIP 20740 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Beltsville, Md (1.9 mi from Berwyn Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.