Catoctin Mountain Park Weather Forecast
- 49
- 66
Mostly Sunny
- 50
- 69
Sunny
- 52
- 71
Mostly Sunny
- 53
- 71
Partly Sunny
- 56
- 76
Mostly Sunny
- 54
- 74
Mostly Sunny
- 54
- 72
Mostly Sunny
Today 7 Sep Frederick
Sunny. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.
Tonight 7 Sep Frederick
Mostly clear. Lows in the upper 40s. North Winds 5 to 10 Mph.
Catoctin Mountain Park Temperature Statistics
September Temperature
Hagerstown, Washington County Regional Airport (14.3 miles)
Lowest 1 September, 2025
52 °FAverage September
70.3 °FHighest 5 September, 2025
87.1 °F
Climate (2020–Present)
Hagerstown, Washington County Regional Airport (14.3 miles)
Average Low 2020–2025
47.9 °FAverage 2020–2025
56.8 °FAverage High 2020–2025
65.9 °F