The coast of Half Moon Bay is blessed with a mild climate all year round. While winter can be rainy, cloudy and windy, the temperature rarely drops below 40°F. The weather can also change rapidly, going from misty in the morning to sunny in the afternoon, making it easy to take advantage of even the briefest dry moments to explore and go hiking or explore the beach's tide pools. Staying a few days means you're more likely to at least do good weather.
And if there's a storm, settle into a room with an ocean view to enjoy the spectacle of Mother Nature. The warm season lasts 3.8 months, from June 30 to October 24, with an average daily maximum temperature above 18°C. The hottest month of the year in Half Moon Bay is August, with an average maximum temperature of 19°C and a low of 13°C. Today, the temperature of sea water in the Pacific Ocean is Half Moon Bay is 11.6°F.
The water is slightly warmer, but still cool for most people. It is possible to swim in such conditions, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may experience discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used.
Half Moon Bay State Beach - Francis Beach is a 3-star sandy beach, located within a radius of 2 km (1 mile) from Half Moon Bay. The clearest month of the year in Half Moon Bay is August, during which, on average, the sky is clear, mostly clear or partly cloudy 90% of the time. In Half Moon Bay, summers are comfortable, arid, and mostly clear, and winters are cold, humid, windy, and partly cloudy. Unfortunately, access to the beach is only possible via a steep path, so keep this in mind when deciding which Half Moon Bay beach to visit.
The month with the most rainfall in Half Moon Bay is February, with an average rainfall of 90 millimeters. It's one of the Half Moon Bay beaches to make a stop on the coastal road, as it offers ample parking and great views of the Pacific coast. The coldest month of the year in Half Moon Bay is January, with an average minimum temperature of 7°C and a maximum of 14°C. Martin's Beach is one of the most controversial beaches in Half Moon Bay, but not for the reasons that you could wait.
The month with the wettest days in Half Moon Bay is February, with an average of 7.7 days with at least 1 millimeter of precipitation. The water temperature in Half Moon Bay cannot be guaranteed to be comfortable for swimming in any month of the year. For each station, the records are corrected for the elevation difference between that station and Half Moon Bay according to the International Standard Atmosphere, and for the relative change present in the MERRA-2 satellite era reanalysis between the two locations. The water temperature in the Pacific Ocean in Half Moon Bay during spring ranges from 10 °C to 17 °C (50 °F to 63 °F).
The month of the year in Half Moon Bay with the warmest waters is September, with an average temperature of 15°C. On this page, you will find complete information about the sea temperature in Half Moon Bay in California, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. Half Moon Bay is a fairly popular beach destination, offering good conditions for swimming and relaxing, with a constant flow of tourists, especially during peak seasons. They may not be as aesthetically pleasing as other Half Moon Bay beaches, but there's plenty of parking and space for walks.
