Santa Barbara Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Santa Barbara, California during each month of the year.

The average high and low temperatures are listed below for Santa Barbara, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 60, 70 or 80 °F monthly and annually in Santa Barbara, scroll down farther. There are also counts of nights with warm temperatures and days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1981 to 2010 weather.

10-year temperature averages for Santa Barbara, 2010 to 2019
High °F Low °F   High °C Low °C
67 47 January 19 8
67 47 February 20 8
70 50 March 21 10
73 52 April 23 11
73 54 May 23 12
73 58 June 23 14
77 61 July 25 16
78 61 August 26 16
80 61 September 27 16
78 57 October 25 14
71 51 November 22 11
65 47 December 18 8
72 54 Year 22 12
30-year temperature averages for Santa Barbara, 1981 to 2010
High °F Low °F   High °C Low °C
65 46 January 18 8
65 48 February 19 9
66 50 March 19 10
69 52 April 21 11
70 55 May 21 13
71 58 June 22 14
75 60 July 24 16
76 60 August 24 16
75 60 September 24 15
73 56 October 23 13
69 50 November 21 10
65 47 December 18 8
70 54 Year 21 12

Days of Hot Weather in Santa Barbara

Santa Barbara never suffers from extremely hot weather. Temperatures above 100 °F (38 °C) are simply not normal here. The city sees an average of only three days a year when temperatures reach into the 90s (32 °C).

Days per month in Santa Barbara of at least 60, 70 or 80 °F
  60 °F
16 °C
70 °F
21 °C
80 °F
27 °C
January 25 6 1
February 23 6 1
March 27 6 1
April 28 12 2
May 31 12 2
June 30 16 1
July 31 27 4
August 31 29 5
September 30 25 6
October 31 19 5
November 29 11 2
December 25 5 0
Year 340 174 30

Warm Nights in Santa Barbara

Just like the days, the nights at Santa Barbara are never exceptionally hot. Even in the most extreme weather, nights here cool down to less than 70 °F. Daily low temperatures typically range from 40 to 65 degrees, with most in the 50s.

Average number of days monthly in Santa Barbara that never get cooler than 50 or 60 °F
  50 °F
10 °C
60 °F
16 °C
January 7 0
February 9 0
March 16 0
April 21 0
May 28 2
June 29 7
July 31 17
August 31 18
September 29 13
October 29 5
November 17 1
December 7 0
Year 254 63

How Often Santa Barbara Has Cold Temperatures

Cold weather is almost unheard of in Santa Barbara. Normally every day warms up to at least 50 degrees F.

Only about nine nights a year cool down to 40 °F or less. It's most likely to get this cold in December or January, but a chilly night can also happen in February or March. Once a year on average, a night at Santa Barbara will drop to freezing.

References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information. 1981-2010 U.S. Climate Normals. (Data Access. FTP.)

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