S
M
T
W
T
F
S
26
65°
54°
27
65°
56°
28
68°
51°
29
68°
52°
30
68°
58°
1
69°
58°
2
66°
58°
3
65°
59°
4
64°
54°
5
66°
54°
6
70°
56°
7
73°
59°
8
73°
60°
9
74°
59°
10
74°
58°
11
73°
59°
12
72°
62°
13
74°
60°
14
77°
59°
15
72°
59°
16
71°
58°
17
70°
56°
18
74°
60°
19
74°
59°
20
73°
60°
21
74°
60°
22
74°
59°
23
75°
61°
24
75°
61°
25
74°
60°
26
73°
60°
27
73°
59°
28
67°
58°
29
66°
57°
30
67°
57°
31
68°
59°
1
69°
60°
2
71°
60°
3
70°
60°
4
69°
59°
5
69°
58°
6
68°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Westwood
Westwood's May 2026 forecast shows daily high temperatures ranging from 64° to 77°, with overnight lows between 54° and 62°. The average high for May is 71° with an average low of 59°. 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 Westwood. See also: June | July | August.