Perry Hall, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Perry Hall, a community in Baltimore County, Maryland.
This Afternoon
84°F
Partly Sunny
Partly sunny, with a high near 84. North wind around 10 mph.
7-day forecast for Perry Hall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Partly Sunny | 10 mph N | 2% |
| Tonight | 60°F | Partly Cloudy | 10 mph N | 2% |
| Saturday | 78°F | Mostly Sunny | 10 mph NE | 5% |
| Saturday Night | 66°F | Mostly Cloudy then Scattered Rain Showers | 9 mph SE | 30% |
| Sunday | 80°F | Rain Showers Likely | 8 to 14 mph S | 57% |
| Sunday Night | 65°F | Showers And Thunderstorms Likely | 6 to 10 mph W | 69% |
| Monday | 73°F | Chance Rain Showers | 12 mph NE | 42% |
| Monday Night | 60°F | Chance Rain Showers | 10 mph NE | 45% |
| Tuesday | 66°F | Chance Rain Showers | 12 to 15 mph NE | 50% |
| Tuesday Night | 56°F | Chance Rain Showers | 12 to 15 mph NE | 50% |
| Wednesday | 64°F | Chance Rain Showers | 15 mph NE | 44% |
| Wednesday Night | 55°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 45% |
| Thursday | 65°F | Chance Showers And Thunderstorms | 13 mph NE | 40% |
| Thursday Night | 55°F | Chance Showers And Thunderstorms | 7 to 10 mph N | 35% |
Forecast source: National Weather Service (api.weather.gov) for Perry Hall (39.407, -76.478). Updated through the day.
Growing snapshot for Perry Hall
Last spring frost
Apr 2
First fall frost
Nov 7
Growing season
220 days
Hardiness zone
7b
More local growing data for Perry Hall: nearby ZIP 21236 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Cylburn, Md (9.4 mi from Perry Hall). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.