Potomac River - St Marys River Entrance Weather Forecast
- 76
- 90
Chance Thunderstorms
- 77
- 86
Chance Thunderstorms
- 78
- 88
Chance Thunderstorms
- 76
- 88
Chance Thunderstorms
- 78
- 86
Chance Thunderstorms
- 75
- 89
Rain Showers Likely
- 75
- 86
Slight Chance Thunderstorms
Today 26 Jun St. Marys
Mostly sunny with scattered Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail. Highs in the lower 90s. Southeast Winds around 5 Mph. Chance of rain 50 percent.
Tonight 26 Jun St. Marys
Mostly cloudy. Showers likely with a chance of Thunderstorms late this Evening, then a chance of Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail late this evening. Lows in the mid 70s. Northeast Winds around 5 Mph. Chance of rain 60 percent.
Potomac River - St Marys River Entrance Temperature Statistics
June Temperature
St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (1.9 miles)
Lowest 1 June, 2025
51.7 °FAverage June
76.5 °FHighest 23 June, 2025
97.6 °F
Climate (2020–Present)
St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (1.9 miles)
Average Low 2020–2025
52.6 °FAverage 2020–2025
60.9 °FAverage High 2020–2025
69.4 °F