S
M
T
W
T
F
S
26
50°
36°
27
50°
36°
28
52°
39°
29
61°
36°
30
70°
37°
1
66°
41°
2
70°
45°
3
55°
45°
4
59°
45°
5
52°
36°
6
55°
27°
7
59°
32°
8
61°
34°
9
61°
39°
10
55°
37°
11
52°
34°
12
50°
43°
13
48°
37°
14
48°
39°
15
55°
41°
16
55°
39°
17
57°
43°
18
59°
43°
19
63°
45°
20
66°
45°
21
57°
46°
22
66°
46°
23
68°
54°
24
66°
52°
25
66°
55°
26
63°
54°
27
64°
46°
28
66°
46°
29
73°
45°
30
66°
52°
31
66°
48°
1
64°
52°
2
61°
48°
3
75°
55°
4
68°
57°
5
64°
52°
6
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Uddevalla
Uddevalla's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Uddevalla. See also: June | July | August.