S
M
T
W
T
F
S
26
64°
45°
27
66°
48°
28
54°
43°
29
66°
39°
30
72°
43°
1
59°
48°
2
61°
46°
3
61°
48°
4
59°
50°
5
59°
48°
6
N/A
7
60°
46°
8
65°
48°
9
67°
47°
10
61°
43°
11
57°
42°
12
56°
44°
13
57°
43°
14
58°
44°
15
57°
43°
16
60°
46°
17
61°
47°
18
60°
46°
19
61°
44°
20
61°
46°
21
62°
47°
22
61°
47°
23
61°
49°
24
62°
50°
25
65°
49°
26
68°
50°
27
67°
49°
28
62°
45°
29
64°
45°
30
65°
51°
31
67°
51°
1
68°
50°
2
69°
51°
3
69°
52°
4
66°
51°
5
67°
52°
6
70°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Filton
Filton's May 2026 forecast shows daily high temperatures ranging from 56° to 70°, with overnight lows between 42° and 52°. The average high for May is 63° with an average low of 47°. 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 Filton. See also: June | July | August.