S
M
T
W
T
F
S
26
48°
28°
27
52°
38°
28
52°
38°
29
48°
42°
30
52°
41°
1
57°
39°
2
47°
44°
3
50°
36°
4
58°
35°
5
57°
42°
6
51°
40°
7
54°
36°
8
50°
43°
9
51°
44°
10
50°
43°
11
51°
43°
12
51°
42°
13
49°
41°
14
50°
39°
15
52°
42°
16
54°
41°
17
58°
40°
18
58°
41°
19
57°
42°
20
60°
47°
21
53°
39°
22
53°
39°
23
54°
40°
24
54°
39°
25
55°
39°
26
54°
40°
27
54°
39°
28
55°
39°
29
56°
40°
30
56°
41°
31
55°
41°
1
55°
40°
2
56°
40°
3
58°
42°
4
57°
41°
5
58°
41°
6
61°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Tee Harbor
Tee Harbor's May 2026 forecast shows daily high temperatures ranging from 49° to 61°, with overnight lows between 36° and 47°. The average high for May is 54° with an average low of 41°. 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 Tee Harbor. See also: June | July | August.