Half Moon Bay Airport Weather Forecast
- 55
- 60
Cloudy
- 55
- 60
Cloudy
- 54
- 59
Mostly Cloudy
- 54
- 59
Mostly Cloudy
- 55
- 60
Mostly Cloudy
- 54
- 60
Mostly Cloudy
- 54
- 60
Mostly Cloudy
Today 4 Jul San Francisco Peninsula Coast
Mostly cloudy. Highs in the mid 60s. West Winds 5 to 10 Mph.
Tonight 4 Jul San Francisco Peninsula Coast
Cloudy. Patchy fog after midnight. Lows in the lower 50s. West Winds up to 5 Mph.
Half Moon Bay Airport Temperature Statistics
July Temperature
Half Moon Bay Airport (0 miles)
Lowest 1 July, 2026
53.6 °FAverage July
57.3 °FHighest 2 July, 2026
62.6 °F
Climate (2021–2026)
Half Moon Bay Airport (0 miles)
Average Low 2021–2026
48.5 °FAverage 2021–2026
55 °FAverage High 2021–2026
61 °F