S
M
T
W
T
F
S
26
72°
38°
27
58°
43°
28
61°
46°
29
72°
40°
30
83°
46°
1
76°
49°
2
72°
49°
3
93°
50°
4
75°
54°
5
65°
53°
6
70°
55°
7
72°
53°
8
69°
50°
9
81°
47°
10
71°
52°
11
82°
48°
12
82°
52°
13
64°
52°
14
64°
46°
15
60°
45°
16
61°
45°
17
66°
46°
18
70°
46°
19
75°
49°
20
75°
50°
21
88°
55°
22
81°
51°
23
79°
51°
24
76°
51°
25
73°
50°
26
75°
50°
27
73°
52°
28
67°
46°
29
68°
47°
30
69°
50°
31
76°
53°
1
76°
53°
2
73°
54°
3
68°
47°
4
68°
48°
5
67°
47°
6
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Linn
West Linn's May 2026 forecast shows daily high temperatures ranging from 60° to 88°, with overnight lows between 45° and 55°. The average high for May is 72° with an average low of 49°. 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 West Linn. See also: June | July | August.