Sea Temperature in San Mateo in August

© Corey Pebler

Complete information on the sea temperature range in the Pacific Ocean in San Mateo in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in San Mateo. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

San Mateo Climate and Swimming Opportunities in August

San Mateo lies within the California in United States. The average daytime temperature in San Mateo in August is 71°F (22°C), while the nighttime average is 57°F (14°C). There is typically only one rainy day during the month, with a total precipitation of 0.1 inches (2 mm). The daylight duration in August in San Mateo is 13 hours, with an average of 9 hours of sunshine per day. The average wind speed in August is 9 mph (14 km/h), and the humidity level is around 72%.

The water temperature in San Mateo in August ranges from 57°F to 59°F (14°C to 15°C). At the beginning of the month, the average temperature is around 59°F (15°C), shifting to 59°F (15°C) by mid-August and reaching 59°F (15°C) in the last ten days. Overall, the average sea temperature in San Mateo for August is 59°F (15°C). The contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.

Frequently Asked Questions About Water Temperatures in August in San Mateo