September weather forecast and climate
Pismo Beach, CA

Average sea temperature in September - Pismo Beach, CA
  • Average sea temperature in September: 58.3°F

Best months for swimming (with the highest average sea temperature) are August and October (58.6°F).
The coldest month (with the lowest average sea temperature) is April (54.3°F).

Average daylight in September - Pismo Beach, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

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