S
M
T
W
T
F
S
26
69°
38°
27
63°
40°
28
64°
42°
29
67°
35°
30
61°
46°
1
68°
39°
2
69°
39°
3
74°
43°
4
79°
47°
5
78°
42°
6
62°
42°
7
65°
42°
8
57°
43°
9
52°
45°
10
58°
42°
11
60°
46°
12
62°
43°
13
56°
46°
14
55°
43°
15
54°
39°
16
60°
43°
17
60°
33°
18
52°
44°
19
60°
41°
20
62°
36°
21
59°
48°
22
69°
49°
23
55°
42°
24
45°
39°
25
63°
40°
26
70°
45°
27
64°
47°
28
53°
47°
29
57°
41°
30
57°
37°
31
65°
30°
1
78°
42°
2
83°
52°
3
70°
47°
4
59°
46°
5
62°
41°
6
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Terrace
Terrace's May 2026 forecast shows daily high temperatures ranging from 63° to 63°, with overnight lows between 48° and 48°. The average high for May is 63° with an average low of 48°. 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 Terrace. See also: June | July | August.