S
M
T
W
T
F
S
26
55°
54°
27
55°
52°
28
55°
50°
29
59°
52°
30
61°
52°
1
55°
54°
2
55°
50°
3
52°
52°
4
54°
50°
5
50°
48°
6
52°
46°
7
55°
48°
8
52°
50°
9
50°
48°
10
52°
52°
11
50°
46°
12
54°
45°
13
52°
48°
14
52°
48°
15
52°
46°
16
48°
46°
17
54°
52°
18
54°
50°
19
54°
50°
20
55°
52°
21
61°
54°
22
55°
54°
23
57°
54°
24
55°
54°
25
57°
54°
26
61°
48°
27
69°
46°
28
71°
52°
29
N/A
30
55°
50°
31
55°
49°
1
56°
51°
2
55°
50°
3
56°
50°
4
56°
50°
5
53°
48°
6
52°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Harris
Harris's May 2026 forecast shows daily high temperatures ranging from 52° to 56°, with overnight lows between 48° and 51°. The average high for May is 55° with an average low of 50°. 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 Harris. See also: June | July | August.