Dunes Beach Weather Forecast
- 48
- 67
Increasing Clouds
- 49
- 69
Mostly Sunny
- 49
- 72
Mostly Sunny
- 46
- 66
Partly Sunny
- 49
- 68
Mostly Cloudy
- 48
- 73
Mostly Cloudy
- 48
- 68
Partly Sunny
Today 22 Mar San Francisco Peninsula Coast
Sunny. Highs in the upper 60s. Northwest Winds 5 to 10 Mph.
Tonight 22 Mar San Francisco Peninsula Coast
Partly cloudy. Lows around 50. Northwest Winds 5 to 10 Mph.
Dunes Beach Temperature Statistics
March Temperature
Half Moon Bay Airport (3.1 miles)
Lowest 11 March, 2026
41 °FAverage March
56.3 °FHighest 16 March, 2026
78.8 °F
Climate (2021–Present)
Half Moon Bay Airport (3.1 miles)
Average Low 2021–2026
48.3 °FAverage 2021–2026
54.8 °FAverage High 2021–2026
60.8 °F