Thurmont Weather Forecast
- 68
- 87
Partly Sunny
- 60
- 83
Mostly Sunny
- 62
- 80
Mostly Sunny
- 67
- 84
Partly Sunny
- 72
- 91
Mostly Sunny
- 75
- 96
Slight Chance Thunderstorms
- 74
- 93
Chance Thunderstorms
Today 20 Jul Frederick
Mostly sunny with scattered Showers and Thunderstorms. Highs in the upper 80s. Northwest Winds 10 to 15 Mph. Chance of rain 30 percent.
Tonight 20 Jul Frederick
Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. Northwest Winds 10 to 15 Mph.
Thurmont Temperature Statistics
July Temperature
Frederick Municipal Airport (14.3 miles)
Lowest 4 July, 2025
60.8 °FAverage July
76.2 °FHighest 17 July, 2025
96.8 °F
Climate (2020–Present)
Frederick Municipal Airport (14.3 miles)
Average Low 2020–2025
46.7 °FAverage 2020–2025
55 °FAverage High 2020–2025
67.6 °F