Lochearn, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lochearn, a community in Baltimore County, Maryland.
Today
85°F
Partly Sunny
Partly sunny, with a high near 85. Northeast wind 3 to 7 mph.
7-day forecast for Lochearn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Partly Sunny | 3 to 7 mph NE | 0% |
| Tonight | 69°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 2 to 6 mph E | 34% |
| Wednesday | 85°F | Showers And Thunderstorms Likely | 2 to 7 mph SE | 70% |
| Wednesday Night | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 6 mph S | 62% |
| Thursday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 9 mph S | 36% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 37% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph SW | 44% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 50% |
| Saturday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph W | 50% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 5 mph W | 50% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 18% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 18% |
| Monday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 16% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 6 mph W | 17% |
Forecast source: National Weather Service (api.weather.gov) for Lochearn (39.348, -76.727). Updated through the day.
Growing snapshot for Lochearn
Last spring frost
Apr 2
First fall frost
Nov 7
Growing season
220 days
Hardiness zone
7b
More local growing data for Lochearn: nearby ZIP 21207 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Cylburn, Md (4 mi from Lochearn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.