S
M
T
W
T
F
S
26
65°
44°
27
63°
43°
28
60°
38°
29
63°
43°
30
69°
50°
1
64°
50°
2
58°
48°
3
56°
46°
4
58°
46°
5
57°
43°
6
58°
44°
7
57°
46°
8
54°
41°
9
55°
43°
10
56°
44°
11
58°
44°
12
57°
43°
13
56°
46°
14
56°
48°
15
59°
48°
16
60°
47°
17
57°
44°
18
61°
49°
19
63°
50°
20
63°
49°
21
62°
50°
22
64°
50°
23
65°
49°
24
64°
50°
25
64°
50°
26
59°
49°
27
61°
48°
28
62°
47°
29
60°
46°
30
63°
50°
31
64°
50°
1
65°
51°
2
65°
51°
3
66°
50°
4
64°
50°
5
64°
51°
6
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Garstang
Garstang's May 2026 forecast shows daily high temperatures ranging from 54° to 69°, with overnight lows between 38° and 51°. The average high for May is 61° 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 Garstang. See also: June | July | August.