S
M
T
W
T
F
S
26
77°
53°
27
76°
64°
28
79°
63°
29
78°
63°
30
86°
60°
1
80°
61°
2
77°
62°
3
75°
52°
4
74°
52°
5
74°
53°
6
73°
53°
7
73°
52°
8
74°
51°
9
75°
52°
10
75°
53°
11
76°
53°
12
74°
54°
13
75°
53°
14
75°
52°
15
76°
53°
16
76°
54°
17
75°
53°
18
75°
53°
19
76°
54°
20
76°
54°
21
77°
55°
22
76°
54°
23
76°
54°
24
77°
55°
25
76°
55°
26
76°
56°
27
77°
55°
28
77°
55°
29
78°
56°
30
77°
56°
31
78°
57°
1
80°
59°
2
80°
59°
3
81°
58°
4
80°
60°
5
81°
59°
6
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gangtok
Gangtok's May 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 51° and 64°. The average high for May is 77° with an average low of 56°. 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 Gangtok. See also: June | July | August.