Santa Barbara
California, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and Climate
Santa Barbara, CA

Orange rooftops of the courthouse buildings of Santa Barbara in California, USA, Pacific Ocean
Orange rooftops of the courthouse buildings of Santa Barbara in California, USA, Pacific Ocean
  • The average high temperature in May: 20.9°C

The warmest month (with the highest average high temperature) is August (24.4°C).
Months with the lowest average high temperature are January and December (18.2°C).

  • The average low temperature in May: 12.6°C

Months with the highest average low temperature are July and August (15.8°C).
The coldest month (with the lowest average low temperature) is January (8°C).

  • The average rainfall in May: 8mm

The wettest month (with the highest rainfall) is January (97mm).
Driest months (with the lowest rainfall) are June, July and August (3mm).

  • The average rainfall days in May: 1.4 days

Months with the highest number of rainy days are January and March (6.5 days).
The month with the lowest number of rainy days is July (0.4 days).

  • The average sea temperature in May: 14°C

The best month for swimming (with the highest average sea temperature) is September (18°C).
Coldest months (with the lowest average sea temperature) are January, February, March, April and May (14°C).

  • The average daylight in May: 14h

Months with the longest days are May, June and July (Average daylight: 14h).
Months with shortest days are January, November and December (Average daylight: 10h).

  • The average sunshine in May: 10h

The month with most sunshine is July (Average sunshine: 11h).
Months with least sunshine are January, November and December (Average sunshine: 6).

  • The average UV index in May: 9

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 3).

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