Randallstown, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Randallstown, a community in Baltimore County, Maryland.
Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 5 mph.
7-day forecast for Randallstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 5 mph S | 1% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 5 to 9 mph S | 1% |
| Wednesday Night | 61°F | Mostly Cloudy then Chance Rain Showers | 8 mph S | 36% |
| Thursday | 72°F | Rain Showers Likely | 7 to 10 mph S | 55% |
| Thursday Night | 61°F | Rain Showers Likely | 2 to 6 mph W | 58% |
| Friday | 69°F | Chance Light Rain | 3 mph N | 58% |
| Friday Night | 49°F | Chance Light Rain then Partly Cloudy | 2 to 7 mph NW | 33% |
| Saturday | 62°F | Mostly Sunny | 8 to 13 mph NW | 6% |
| Saturday Night | 42°F | Partly Cloudy | 8 to 12 mph NW | 6% |
| Sunday | 59°F | Mostly Sunny | 8 to 12 mph NW | 2% |
| Sunday Night | 41°F | Mostly Clear | 8 mph W | 6% |
| Monday | 60°F | Sunny | 8 to 14 mph W | 6% |
| Monday Night | 40°F | Mostly Clear | 3 to 9 mph W | 4% |
| Tuesday | 63°F | Sunny | 6 to 12 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Randallstown (39.372, -76.802). Updated through the day.
Growing snapshot for Randallstown
Last spring frost
Apr 2
First fall frost
Nov 7
Growing season
220 days
Hardiness zone
7a
More local growing data for Randallstown: nearby ZIP 21133 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Cylburn, Md (8.6 mi from Randallstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.