S
M
T
W
T
F
S
26
83°
65°
27
84°
72°
28
82°
67°
29
80°
54°
30
70°
56°
1
67°
54°
2
73°
44°
3
81°
45°
4
80°
54°
5
82°
59°
6
60°
50°
7
72°
52°
8
76°
51°
9
83°
63°
10
82°
61°
11
76°
54°
12
82°
50°
13
85°
51°
14
85°
61°
15
92°
68°
16
86°
66°
17
87°
72°
18
86°
70°
19
85°
68°
20
84°
65°
21
81°
62°
22
80°
61°
23
82°
63°
24
86°
65°
25
87°
64°
26
86°
65°
27
85°
63°
28
87°
66°
29
84°
67°
30
81°
66°
31
84°
66°
1
82°
67°
2
83°
67°
3
86°
66°
4
88°
68°
5
89°
68°
6
83°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kirkland
Kirkland's May 2026 forecast shows daily high temperatures ranging from 80° to 92°, with overnight lows between 61° and 72°. The average high for May is 85° with an average low of 66°. 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 Kirkland. See also: June | July | August.