Shelter Island Weather Forecast
- 69
- 79
Increasing Clouds
- 70
- 79
Partly Sunny
- 70
- 78
Mostly Cloudy
- 69
- 78
Partly Sunny
- 69
- 78
Mostly Cloudy
- 69
- 77
Partly Sunny
Today 7 Aug San Diego County Coastal Areas
Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 76 to 81 near the coast to 82 to 86 inland. Areas of Winds west to 10 Mph.
Tonight 7 Aug San Diego County Coastal Areas
Partly cloudy in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 64 to 69. Areas of Winds west 10 Mph in the evening becoming light.
Shelter Island Temperature Statistics
August Temperature
San Diego, North Island, Naval Air Station (1.9 miles)
Lowest 1 August, 2026
69.1 °FAverage August
72.2 °FHighest 1 August, 2026
78.1 °F
Climate (2021–2026)
San Diego, North Island, Naval Air Station (1.9 miles)
Average Low 2021–2026
57.7 °FAverage 2021–2026
63.4 °FAverage High 2021–2026
69.5 °F