San Joaquin River - Threemile Slough Entrance Weather Forecast
- 50
- 65
Increasing Clouds
- 47
- 65
Mostly Cloudy
- 46
- 64
Partly Sunny
- 51
- 64
Mostly Cloudy
- 45
- 60
Partly Sunny
- 44
- 57
Chance Rain
Today 5 Feb Carquinez Strait and Delta
Mostly cloudy in the morning then clearing. Widespread fog. Locally dense in the morning. Highs around 67. Northeast Winds up to 10 Mph.
Tonight 5 Feb Carquinez Strait and Delta
Mostly clear in the evening then becoming mostly cloudy. Lows around 48. Light Winds.
San Joaquin River - Threemile Slough Entrance Temperature Statistics
February Temperature
Fairfield / Travis Air Force Base (18.6 miles)
Lowest 1 February, 2026
37.6 °FAverage February
50.9 °FHighest 2 February, 2026
69.8 °F
Climate (2021–Present)
Fairfield / Travis Air Force Base (18.6 miles)
Average Low 2021–2026
48.7 °FAverage 2021–2026
60.4 °FAverage High 2021–2026
74.9 °F