Prince Frederick Weather Forecast
- 68
- 85
Mostly Sunny
- 69
- 86
Mostly Sunny
- 73
- 89
Mostly Sunny
- 76
- 95
Mostly Sunny
- 75
- 94
Chance Thunderstorms
- 73
- 90
Chance Thunderstorms
Today 22 Jul St. Marys
Sunny. Highs in the mid 80s. Northeast Winds 5 to 10 Mph.
Tonight 22 Jul St. Marys
Mostly clear. Lows in the upper 60s. East Winds around 5 Mph.
Prince Frederick Temperature Statistics
July Temperature
St Marys County Airport (15.5 miles)
Lowest 5 July, 2025
62.6 °FAverage July
78.2 °FHighest 1 July, 2025
91.4 °F
Climate (2020–Present)
St Marys County Airport (15.5 miles)
Average Low 2020–2025
49.6 °FAverage 2020–2025
58.1 °FAverage High 2020–2025
66.7 °F