S
M
T
W
T
F
S
26
80°
54°
27
83°
61°
28
67°
53°
29
66°
48°
30
65°
39°
1
64°
41°
2
64°
39°
3
75°
38°
4
79°
58°
5
65°
43°
6
60°
43°
7
69°
47°
8
77°
53°
9
82°
56°
10
74°
44°
11
75°
47°
12
76°
53°
13
77°
51°
14
81°
54°
15
78°
57°
16
80°
56°
17
81°
55°
18
80°
59°
19
83°
60°
20
78°
53°
21
74°
55°
22
73°
54°
23
74°
54°
24
75°
57°
25
75°
58°
26
76°
57°
27
76°
56°
28
77°
54°
29
77°
55°
30
79°
57°
31
78°
56°
1
81°
59°
2
83°
60°
3
83°
60°
4
84°
61°
5
82°
61°
6
83°
60°
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 69° to 84°, with overnight lows between 44° and 61°. The average high for May is 78° 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.