Dunes Beach Weather Forecast
- 45
- 59
Becoming Sunny
- 41
- 57
Mostly Sunny
- 40
- 57
Partly Sunny
- 43
- 59
Mostly Cloudy
- 44
- 60
Partly Sunny
- 44
- 61
Mostly Sunny
Today 7 Jan San Francisco Peninsula Coast
Partly cloudy late in the morning then becoming mostly cloudy. Highs in the upper 50s. Northwest Winds 10 to 20 Mph.
Tonight 7 Jan San Francisco Peninsula Coast
Partly cloudy. Lows in the mid 40s. Northwest Winds 10 to 20 Mph.
Dunes Beach Temperature Statistics
January Temperature
Half Moon Bay Airport (3.1 miles)
Lowest 4 January, 2026
51.8 °FAverage January
56.7 °FHighest 2 January, 2026
60.8 °F
Climate (2021–Present)
Half Moon Bay Airport (3.1 miles)
Average Low 2021–2026
48.2 °FAverage 2021–2026
54.6 °FAverage High 2021–2026
60.5 °F