Martins Beach Weather Forecast
- 49
- 62
Mostly Sunny
- 50
- 64
Mostly Sunny
- 50
- 63
Mostly Sunny
- 48
- 63
Mostly Sunny
- 49
- 61
Partly Sunny
- 50
- 60
Mostly Cloudy
- 52
- 61
Chance Rain
Today 9 Dec San Francisco Peninsula Coast
Sunny. Highs in the lower to mid 60s. North Winds 5 to 15 Mph.
Tonight 9 Dec San Francisco Peninsula Coast
Mostly clear. Lows in the mid 40s to lower 50s. Northeast Winds 5 to 15 Mph.
Martins Beach Temperature Statistics
December Temperature
Half Moon Bay Airport (10.6 miles)
Lowest 1 December, 2025
41 °FAverage December
51.8 °FHighest 2 December, 2025
66.2 °F
Climate (2020–Present)
Half Moon Bay Airport (10.6 miles)
Average Low 2020–2025
48 °FAverage 2020–2025
54.5 °FAverage High 2020–2025
60.4 °F