March 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

What is the temperature in March in Santa Barbara?

The average high-temperature, in March, in Santa Barbara, California, is 66°F (18.9°C), while the average low-temperature is 49.8°F (9.9°C).

How much does it rain in Santa Barbara in March?

In Santa Barbara, during March, the rain falls for 6.5 days and regularly aggregates up to 3.1" (78mm) of precipitation.
Average temperature in March - Santa Barbara, CA
  • Average high temperature in March: 66.1°F

The warmest month (with the highest average high temperature) is August (76°F).
Months with the lowest average high temperature are January and December (64.7°F).

  • Average low temperature in March: 49.8°F

Months with the highest average low temperature are July and August (60.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

Average rainfall in March - Santa Barbara, CA
  • Average rainfall in March: 3.1"

The wettest month (with the highest rainfall) is January (3.8").
Driest months (with the lowest rainfall) are June, July and August (0.1").

Average rainfall days in March - Santa Barbara, CA
  • 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).

Average sea temperature in March - Santa Barbara, CA
  • Average sea temperature in March: 56.1°F

The best month for swimming (with the highest average sea temperature) is August (62.2°F).
The coldest month (with the lowest average sea temperature) is April (55.7°F).

Average daylight in March / Average sunshine in March - Santa Barbara, CA
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • 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).

Average UV index in March - Santa Barbara, CA
  • 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).

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