Potomac River - Saint George Island Bridge Weather Forecast
- 29
- 58
Rain Showers
- 27
- 39
Mostly Sunny
- 30
- 43
Partly Sunny
- 25
- 37
Mostly Cloudy
- 30
- 40
Partly Sunny
- 29
- 40
Chance Rain
Today 29 Dec St. Marys
Cloudy with a chance of rain in the Morning, then mostly sunny with a slight chance of rain in the afternoon. Windy with Highs in the lower 60s. Temperature falling into the upper 40s in the afternoon. Southwest Winds 15 to 25 Mph, becoming west 25 to 30 Mph with Gusts up to 45 Mph in the afternoon. Chance of rain 50 percent.
Tonight 29 Dec St. Marys
Cloudy with a 20 percent chance of rain. Lows in the lower 40s. Temperature rising into the lower 50s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.
Potomac River - Saint George Island Bridge Temperature Statistics
December Temperature
St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (4.3 miles)
Lowest 15 December, 2025
18 °FAverage December
37.6 °FHighest 19 December, 2025
57.9 °F
Climate (2020–Present)
St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (4.3 miles)
Average Low 2020–2025
52 °FAverage 2020–2025
60.5 °FAverage High 2020–2025
68.9 °F