S
M
T
W
T
F
S
26
52°
27°
27
51°
36°
28
49°
37°
29
44°
28°
30
47°
21°
1
49°
37°
2
52°
35°
3
45°
35°
4
52°
37°
5
49°
35°
6
50°
36°
7
49°
35°
8
46°
32°
9
55°
33°
10
55°
35°
11
48°
32°
12
56°
33°
13
57°
38°
14
52°
41°
15
49°
37°
16
54°
37°
17
55°
39°
18
52°
38°
19
38°
35°
20
40°
35°
21
42°
33°
22
39°
30°
23
41°
30°
24
44°
33°
25
47°
34°
26
40°
35°
27
41°
34°
28
46°
36°
29
45°
35°
30
47°
36°
31
46°
38°
1
52°
37°
2
46°
34°
3
46°
34°
4
47°
35°
5
46°
34°
6
47°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Thompson Pass
Thompson Pass's May 2026 forecast shows daily high temperatures ranging from 38° to 52°, with overnight lows between 30° and 38°. The average high for May is 44° with an average low of 34°. 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 Thompson Pass. See also: June | July | August.