S
M
T
W
T
F
S
26
64°
52°
27
68°
47°
28
74°
47°
29
82°
50°
30
82°
51°
1
83°
53°
2
73°
53°
3
71°
53°
4
64°
53°
5
67°
51°
6
76°
52°
7
80°
51°
8
82°
52°
9
89°
55°
10
94°
57°
11
95°
57°
12
92°
56°
13
91°
55°
14
85°
55°
15
84°
53°
16
83°
54°
17
84°
55°
18
82°
51°
19
84°
56°
20
87°
56°
21
86°
55°
22
85°
55°
23
86°
56°
24
88°
57°
25
88°
56°
26
87°
56°
27
86°
55°
28
84°
55°
29
82°
56°
30
82°
56°
31
83°
57°
1
85°
57°
2
88°
56°
3
88°
57°
4
85°
57°
5
86°
56°
6
81°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Galt
Galt's May 2026 forecast shows daily high temperatures ranging from 67° to 95°, with overnight lows between 51° and 57°. The average high for May is 85° 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 Galt. See also: June | July | August.