S
M
T
W
T
F
S
26
65°
43°
27
69°
45°
28
58°
40°
29
65°
45°
30
65°
47°
1
70°
49°
2
66°
49°
3
63°
45°
4
62°
46°
5
63°
46°
6
62°
44°
7
60°
42°
8
59°
43°
9
56°
40°
10
57°
43°
11
62°
45°
12
60°
43°
13
58°
44°
14
58°
47°
15
61°
47°
16
63°
46°
17
63°
43°
18
64°
48°
19
67°
50°
20
67°
50°
21
68°
51°
22
68°
50°
23
66°
50°
24
67°
49°
25
66°
49°
26
64°
48°
27
61°
46°
28
60°
47°
29
61°
46°
30
65°
50°
31
67°
50°
1
68°
49°
2
68°
51°
3
69°
50°
4
68°
50°
5
66°
49°
6
63°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gamlingay
Gamlingay's May 2026 forecast shows daily high temperatures ranging from 56° to 70°, with overnight lows between 40° and 51°. The average high for May is 64° with an average low of 47°. 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 Gamlingay. See also: June | July | August.