Thurmont, MD Weather & Growing Conditions
Tonight
57°F
Isolated Rain Showers then Partly Cloudy
Isolated rain showers before 8pm. Partly cloudy, with a low around 57. North wind around 9 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Isolated Rain Showers then Partly Cloudy | 9 mph N | 20% |
| Saturday | 76°F | Partly Sunny | 9 mph E | 5% |
| Saturday Night | 65°F | Scattered Rain Showers | 8 mph SE | 40% |
| Sunday | 79°F | Showers And Thunderstorms | 8 to 13 mph S | 77% |
| Sunday Night | 62°F | Showers And Thunderstorms | 6 to 10 mph NW | 77% |
| Monday | 70°F | Chance Rain Showers | 8 to 13 mph NE | 39% |
| Monday Night | 58°F | Rain Showers Likely | 7 to 10 mph NE | 57% |
| Tuesday | 62°F | Rain Showers Likely | 10 mph NE | 71% |
| Tuesday Night | 53°F | Rain Showers Likely | 13 mph NE | 71% |
| Wednesday | 59°F | Rain Showers Likely | 9 to 13 mph NE | 57% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 52% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 51% |
| Thursday Night | 53°F | Chance Rain Showers | 3 to 8 mph N | 38% |
| Friday | 66°F | Slight Chance Rain Showers | 8 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thurmont, MD
Last spring frost
Apr 14
First fall frost
Oct 30
Growing season
197 days
Hardiness zone
7a
Explore more for Thurmont, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Catoctin Mtn Park, Md (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.