Halfway, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Halfway, a community in Washington County, Maryland.
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. North wind around 7 mph.
7-day forecast for Halfway
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 7 mph N | 2% |
| Saturday | 77°F | Partly Sunny | 6 to 9 mph E | 5% |
| Saturday Night | 66°F | Scattered Rain Showers | 6 to 9 mph SE | 40% |
| Sunday | 81°F | Showers And Thunderstorms | 9 to 14 mph S | 80% |
| Sunday Night | 62°F | Showers And Thunderstorms | 3 to 9 mph NW | 80% |
| Monday | 71°F | Chance Rain Showers | 8 to 12 mph NE | 41% |
| Monday Night | 58°F | Rain Showers Likely | 6 to 9 mph NE | 61% |
| Tuesday | 63°F | Showers And Thunderstorms | 10 mph NE | 75% |
| Tuesday Night | 53°F | Showers And Thunderstorms | 10 mph NE | 75% |
| Wednesday | 60°F | Rain Showers Likely | 10 mph NE | 57% |
| Wednesday Night | 53°F | Showers And Thunderstorms Likely | 7 to 10 mph NE | 55% |
| Thursday | 63°F | Chance Showers And Thunderstorms | 10 mph NE | 51% |
| Thursday Night | 53°F | Chance Rain Showers | 3 to 7 mph N | 35% |
| Friday | 68°F | Chance Rain Showers | 6 to 9 mph N | 25% |
Forecast source: National Weather Service (api.weather.gov) for Halfway (39.616, -77.771). Updated through the day.
Growing snapshot for Halfway
Last spring frost
Apr 11
First fall frost
Oct 28
Growing season
199 days
Hardiness zone
7a
More local growing data for Halfway: nearby ZIP 21740 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Hagerstown 1 E, Md (2.5 mi from Halfway). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.