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
51°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 51. South wind around 1 mph.
7-day forecast for Berwyn Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Patchy Fog | 1 mph S | 1% |
| Wednesday | 76°F | Patchy Fog then Mostly Sunny | 1 to 9 mph S | 1% |
| Wednesday Night | 60°F | Mostly Cloudy then Chance Rain Showers | 6 mph S | 27% |
| Thursday | 75°F | Chance Rain Showers | 6 to 9 mph S | 43% |
| Thursday Night | 61°F | Chance Rain Showers | 0 to 6 mph SW | 60% |
| Friday | 71°F | Light Rain Likely | 0 to 5 mph N | 66% |
| Friday Night | 48°F | Chance Light Rain then Partly Cloudy | 0 to 6 mph NW | 40% |
| Saturday | 64°F | Mostly Sunny | 7 to 10 mph NW | 5% |
| Saturday Night | 39°F | Partly Cloudy | 9 mph NW | 5% |
| Sunday | 61°F | Mostly Sunny | 6 to 10 mph NW | 1% |
| Sunday Night | 38°F | Mostly Clear | 7 mph W | 5% |
| Monday | 61°F | Sunny | 8 to 13 mph W | 5% |
| Monday Night | 36°F | Mostly Clear | 2 to 8 mph W | 5% |
| Tuesday | 65°F | Sunny | 5 to 9 mph W | 3% |
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 Nov 4, 2026.