Sea Temperature in San Simeon in September

© Az Bouazza

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

San Simeon Climate and Swimming Opportunities in September

San Simeon lies within the California in United States. The average daytime temperature in San Simeon in September is 73°F (23°C), while the nighttime average is 54°F (12°C). There are typically two rainy days during the month, with a total precipitation of 0.3 inches (8 mm). The daylight duration in September in San Simeon is 12 hours, with an average of 9 hours of sunshine per day. The average wind speed in September is 9 mph (14 km/h), and the humidity level is around 75%.

The water temperature in San Simeon in September ranges from 57°F to 61°F (14°C to 16°C). At the beginning of the month, the average temperature is around 61°F (16°C), shifting to 59°F (15°C) by mid-September and reaching 59°F (15°C) in the last ten days. Overall, the average sea temperature in San Simeon for September is 61°F (16°C). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in September in San Simeon