Three Rocks Weather Forecast
- 53
- 63
Mostly Cloudy
- 53
- 62
Mostly Cloudy
- 56
- 65
Mostly Cloudy
- 57
- 66
Mostly Cloudy
- 56
- 64
Mostly Cloudy
- 56
- 64
Partly Sunny
Today 9 Jul San Francisco Peninsula Coast
Mostly cloudy. Highs in the mid 60s. West Winds 5 to 10 Mph.
Tonight 9 Jul San Francisco Peninsula Coast
Cloudy. Lows in the lower 50s. Northwest Winds around 5 Mph.
Three Rocks Temperature Statistics
July Temperature
Half Moon Bay Airport (6.2 miles)
Lowest 1 July, 2026
53.6 °FAverage July
56.8 °FHighest 2 July, 2026
62.6 °F
Climate (2021–2026)
Half Moon Bay Airport (6.2 miles)
Average Low 2021–2026
48.5 °FAverage 2021–2026
55 °FAverage High 2021–2026
61 °F