Linn Run State Park Weather Forecast
- 56
- 77
Partly Sunny
- 54
- 77
Mostly Sunny
- 55
- 78
Mostly Sunny
- 62
- 81
Partly Sunny
- 67
- 85
Chance Rain Showers
- 56
- 78
Chance Rain Showers
- 54
- 74
Mostly Sunny
Today 5 Sep Westmoreland Ridges
Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. North Winds around 5 Mph. Chance of rain 20 percent.
Tonight 5 Sep Westmoreland Ridges
Mainly clear. Patchy fog. Lows in the mid 50s. Northeast Winds around 5 Mph.
Linn Run State Park Temperature Statistics
September Temperature
Latrobe / Westmorland (12.4 miles)
Lowest 3 September, 2026
68 °FAverage September
76.7 °FHighest 2 September, 2026
91.4 °F
Climate (2021–2026)
Latrobe / Westmorland (12.4 miles)
Average Low 2021–2026
43.6 °FAverage 2021–2026
51.5 °FAverage High 2021–2026
62.8 °F