The highest day temperature in March 2025 was 83°F. The lowest night temperature was 39°F. The average values for day and night temperatures during March were 62.4°F и 49.3°F respectivly.

The average sea surface temperature in March 2025 for Santa Barbara was 55.5°F. The maximum and minimum values were 53.0°F and 58.6°F respectively.

Most of the days in March are sunny but you can also expect cloudy and gloomy days.

Precipitation total in March for Santa Barbara is 1.8 in. It makes march the most rainy month of the year.

The average wind speed in March is 7.2 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Santa Barbara in March is 8.7 hours.