Aberdeen, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Aberdeen, a city in Harford County, Maryland.
Tonight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. North wind around 9 mph.
7-day forecast for Aberdeen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Partly Cloudy | 9 mph N | 2% |
| Saturday | 79°F | Mostly Sunny | 10 mph NE | 5% |
| Saturday Night | 64°F | Mostly Cloudy then Isolated Rain Showers | 9 mph SE | 20% |
| Sunday | 80°F | Rain Showers Likely | 7 to 15 mph S | 56% |
| Sunday Night | 64°F | Showers And Thunderstorms Likely | 6 to 12 mph W | 72% |
| Monday | 74°F | Chance Rain Showers | 12 mph NE | 42% |
| Monday Night | 59°F | Chance Rain Showers | 7 to 10 mph NE | 42% |
| Tuesday | 67°F | Chance Rain Showers | 14 mph NE | 46% |
| Tuesday Night | 55°F | Chance Rain Showers | 10 to 14 mph NE | 46% |
| Wednesday | 65°F | Chance Rain Showers | 14 mph NE | 42% |
| Wednesday Night | 55°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 42% |
| Thursday | 66°F | Chance Showers And Thunderstorms | 12 mph NE | 37% |
| Thursday Night | 54°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 36% |
| Friday | 70°F | Slight Chance Rain Showers | 9 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov) for Aberdeen (39.516, -76.175). Updated through the day.
Growing snapshot for Aberdeen
Last spring frost
Apr 10
First fall frost
Oct 30
Growing season
201 days
Hardiness zone
7b
More local growing data for Aberdeen: nearby ZIP 21001 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Aberdeen Proving Ground
Abingdon
Bel Air
Bel Air North
Bel Air South
Darlington
Edgewood
Fallston
Havre de Grace
Jarrettsville
Joppatowne
Perryman
Pylesville
Riverside
Climate data from the nearest NOAA station, Aberdeen Phillips Fld, Md (2.8 mi from Aberdeen). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.