S
M
T
W
T
F
S
26
44°
28°
27
47°
27°
28
33°
27°
29
32°
24°
30
44°
15°
1
48°
18°
2
51°
26°
3
54°
29°
4
34°
23°
5
29°
23°
6
33°
24°
7
43°
26°
8
42°
28°
9
38°
29°
10
41°
28°
11
54°
24°
12
54°
37°
13
56°
35°
14
65°
36°
15
55°
28°
16
34°
24°
17
46°
29°
18
40°
30°
19
38°
29°
20
57°
29°
21
58°
36°
22
70°
41°
23
55°
44°
24
64°
43°
25
71°
44°
26
63°
39°
27
69°
41°
28
86°
58°
29
97°
68°
30
93°
63°
31
89°
61°
1
81°
65°
2
83°
60°
3
74°
53°
4
63°
46°
5
65°
48°
6
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Deer Lake
Deer Lake's May 2026 forecast shows daily high temperatures ranging from 63° to 97°, with overnight lows between 46° and 68°. The average high for May is 80° with an average low of 58°. 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 Deer Lake. See also: June | July | August.