S
M
T
W
T
F
S
26
59°
50°
27
64°
49°
28
71°
46°
29
75°
47°
30
74°
46°
1
75°
46°
2
59°
50°
3
65°
53°
4
62°
46°
5
63°
50°
6
72°
53°
7
72°
50°
8
71°
48°
9
75°
47°
10
72°
51°
11
79°
47°
12
79°
50°
13
69°
54°
14
78°
47°
15
77°
48°
16
72°
53°
17
73°
50°
18
82°
64°
19
87°
51°
20
86°
51°
21
83°
49°
22
82°
47°
23
74°
53°
24
68°
51°
25
67°
51°
26
63°
52°
27
72°
47°
28
71°
52°
29
69°
53°
30
73°
50°
31
83°
47°
1
86°
50°
2
85°
49°
3
80°
48°
4
83°
52°
5
83°
51°
6
81°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marin City
Marin City's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May 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 May weather will actually feel in Marin City. See also: June | July | August.