Walker Mill, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Walker Mill, a community in Prince George's County, Maryland.
This Afternoon
74°F
Mostly Sunny
Mostly sunny, with a high near 74. South wind around 8 mph.
7-day forecast for Walker Mill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 8 mph S | 0% |
| Tonight | 63°F | Mostly Cloudy then Slight Chance Light Rain | 7 to 10 mph S | 15% |
| Thursday | 75°F | Chance Light Rain then Mostly Cloudy | 12 mph S | 42% |
| Thursday Night | 61°F | Mostly Cloudy then Chance Light Rain | 3 to 8 mph SW | 46% |
| Friday | 70°F | Chance Light Rain | 5 mph N | 48% |
| Friday Night | 50°F | Chance Light Rain then Mostly Cloudy | 2 to 9 mph N | 36% |
| Saturday | 62°F | Mostly Sunny | 9 to 14 mph NW | 6% |
| Saturday Night | 43°F | Mostly Clear | 9 to 13 mph NW | 6% |
| Sunday | 61°F | Sunny | 7 to 13 mph NW | 2% |
| Sunday Night | 42°F | Mostly Clear | 9 mph W | 0% |
| Monday | 62°F | Sunny | 8 to 13 mph W | 0% |
| Monday Night | 40°F | Mostly Clear | 3 to 7 mph W | 0% |
| Tuesday | 66°F | Sunny | 5 to 9 mph SW | 1% |
| Tuesday Night | 43°F | Mostly Clear | 3 to 7 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Walker Mill (38.876, -76.885). Updated through the day.
Growing snapshot for Walker Mill
Last spring frost
Mar 29
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
7b
More local growing data for Walker Mill: nearby ZIP 20743 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Natl Arboretum Dc, Md (4.6 mi from Walker Mill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.