S
M
T
W
T
F
S
26
55°
38°
27
57°
41°
28
57°
42°
29
59°
42°
30
60°
45°
1
61°
45°
2
55°
38°
3
56°
39°
4
55°
39°
5
56°
40°
6
56°
39°
7
57°
39°
8
56°
40°
9
57°
45°
10
57°
44°
11
58°
41°
12
61°
46°
13
64°
46°
14
64°
44°
15
63°
47°
16
64°
46°
17
65°
47°
18
65°
48°
19
64°
47°
20
63°
46°
21
62°
46°
22
60°
44°
23
60°
47°
24
62°
48°
25
61°
49°
26
63°
49°
27
64°
48°
28
64°
48°
29
65°
46°
30
63°
50°
31
63°
46°
1
64°
50°
2
64°
50°
3
63°
44°
4
63°
44°
5
64°
45°
6
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Letchworth Garden City
Letchworth Garden City's May 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 38° and 50°. The average high for May is 61° with an average low of 45°. 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 Letchworth Garden City. See also: June | July | August.
