S
M
T
W
T
F
S
23
86°
70°
24
86°
72°
25
84°
73°
26
88°
75°
27
86°
70°
28
86°
72°
1
88°
72°
2
86°
70°
3
86°
70°
4
88°
68°
5
86°
69°
6
87°
70°
7
87°
70°
8
87°
69°
9
87°
69°
10
87°
68°
11
87°
70°
12
89°
71°
13
86°
72°
14
84°
72°
15
86°
69°
16
86°
68°
17
84°
66°
18
85°
67°
19
86°
68°
20
86°
70°
21
88°
72°
22
90°
71°
23
90°
72°
24
90°
73°
25
88°
73°
26
88°
73°
27
88°
73°
28
88°
72°
29
88°
72°
30
86°
73°
31
88°
73°
1
88°
73°
2
84°
73°
3
91°
75°
4
91°
72°
5
90°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in San Diego
San Diego's March 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for March is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how March weather will actually feel in San Diego. See also: April | May | June.
