Half Moon Bay Airport Weather Forecast
- 50
- 58
Mostly Cloudy
- 51
- 57
Chance Drizzle
- 50
- 57
Breezy
- 50
- 59
Windy
- 51
- 59
Windy
- 50
- 58
Windy
Today 24 May San Francisco Peninsula Coast
Mostly cloudy in the morning then becoming partly cloudy. Areas of fog in the morning. Highs around 60. Southwest Winds 5 to 10 Mph.
Tonight 24 May San Francisco Peninsula Coast
Mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the upper 40s. Southwest Winds up to 5 Mph.
Half Moon Bay Airport Temperature Statistics
May Temperature
Half Moon Bay Airport (0 miles)
Lowest 19 May, 2026
42.8 °FAverage May
55 °FHighest 18 May, 2026
73.4 °F
Climate (2021–Present)
Half Moon Bay Airport (0 miles)
Average Low 2021–2026
48.5 °FAverage 2021–2026
55 °FAverage High 2021–2026
60.9 °F