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

March weather forecast and Climate
Santa Barbara, CA

Orange rooftops of the courthouse buildings of Santa Barbara in California, USA, Pacific Ocean
  • The average high temperature in March: 18.9°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 March: 9.9°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 March: 78mm

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 March: 6.5 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 March: 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 March: 12h

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 March: 9h

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 March: 6

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).