S
M
T
W
T
F
S
26
65°
51°
27
68°
51°
28
75°
53°
29
71°
47°
30
69°
48°
1
69°
51°
2
66°
51°
3
66°
52°
4
66°
54°
5
65°
55°
6
71°
53°
7
70°
53°
8
73°
52°
9
80°
55°
10
87°
60°
11
89°
59°
12
85°
56°
13
82°
57°
14
80°
55°
15
77°
56°
16
75°
54°
17
71°
52°
18
75°
56°
19
74°
56°
20
76°
55°
21
75°
54°
22
74°
54°
23
75°
56°
24
76°
56°
25
76°
55°
26
75°
55°
27
70°
54°
28
69°
54°
29
70°
55°
30
70°
55°
31
71°
57°
1
73°
57°
2
76°
56°
3
74°
57°
4
70°
56°
5
71°
55°
6
69°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fremont
Fremont's May 2026 forecast shows daily high temperatures ranging from 65° to 89°, with overnight lows between 52° and 60°. The average high for May is 74° with an average low of 55°. 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 Fremont. See also: June | July | August.