Belmont Bay Weather Forecast
- 51
- 54
Rain
- 38
- 56
Chance Rain
- 41
- 55
Mostly Sunny
- 44
- 57
Mostly Cloudy
- 55
- 57
Rain Likely
- 45
- 65
Slight Chance Rain
Today 21 Nov Fairfax
Cloudy. A slight chance of rain in the Morning, then a chance of rain in the afternoon. Highs in the mid 50s. South Winds around 5 Mph. Chance of rain 50 percent.
Tonight 21 Nov Fairfax
Rain. Lows in the upper 40s. Light and variable Winds, becoming northeast around 5 Mph after midnight. Chance of rain 90 percent.
Belmont Bay Temperature Statistics
November Temperature
Fort Belvoir (5 miles)
Lowest 18 November, 2025
26.2 °FAverage November
50.3 °FHighest 5 November, 2025
73.6 °F
Climate (2020–Present)
Fort Belvoir (5 miles)
Average Low 2020–2025
47.8 °FAverage 2020–2025
58.1 °FAverage High 2020–2025
68.3 °F