San Diego CA Recent March Temperatures, Rainfall

The numbers here describe what the March weather in San Diego, California was like for every year since 2010. A series of tables gives March data by year for temperature and precipitation.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many hot days occurred each March. Then there's information on how much rain actually landed this month during recent years, as well as how often San Diego had wet weather.

The climate data come from weather measurements made at San Diego's International Airport.

Temperature

March temperature averages by year in San Diego
High °F	Low °F	Year	High °C	Low °C
63	50	2023	17	10
67	51	2022	20	11
67	51	2021	19	11
67	56	2020	19	13
67	54	2019	19	12
67	54	2018	20	12
70	55	2017	21	13
69	57	2016	20	14
74	59	2015	23	15
70	58	2014	21	15
66	54	2013	19	12
64	52	2012	18	11
67	55	2011	20	13
67	53	2010	20	12

Number of days in March when the temperature in San Diego rose to at least 70 or 90 degrees Fahrenheit
Year	70 °F 21 °C	90 °F 32 °C
2023	2	0
2022	8	0
2021	6	0
2020	4	0
2019	6	0
2018	7	0
2017	12	0
2016	11	0
2015	22	1
2014	9	0
2013	5	0
2012	4	0
2011	7	0
2010	9	0

Rain

This table gives the total precipitation that fell on San Diego during March in each year from 2010. The number of days with precipitation counts the days when rainfall amounted to 0.01 inches (0.3 millimeters) or more.

Total rainfall for March in San Diego
Days	Year	Inches	Millimetres
12	2023	4.0	101
6	2022	1.6	41
8	2021	1.5	38
17	2020	2.2	55
9	2019	1.2	31
6	2018	1.0	24
2	2017	0.1	2
5	2016	0.8	19
2	2015	0.9	24
4	2014	1.3	33
2	2013	1.2	31
6	2012	1.0	25
7	2011	1.5	37
2	2010	0.7	17

San Diego - Recent March Temperatures and Rainfall

Temperature

Rain

Reference

More on Weather in San Diego