S
M
T
W
T
F
S
26
63°
49°
27
64°
47°
28
57°
40°
29
62°
44°
30
61°
45°
1
63°
45°
2
64°
44°
3
63°
45°
4
60°
44°
5
60°
44°
6
62°
43°
7
61°
45°
8
64°
44°
9
64°
43°
10
63°
46°
11
65°
42°
12
64°
41°
13
65°
45°
14
63°
43°
15
65°
47°
16
61°
46°
17
65°
49°
18
66°
48°
19
65°
48°
20
65°
49°
21
64°
48°
22
61°
48°
23
61°
47°
24
62°
47°
25
61°
46°
26
62°
45°
27
62°
44°
28
67°
48°
29
65°
45°
30
64°
44°
31
64°
46°
1
65°
43°
2
66°
46°
3
69°
48°
4
70°
49°
5
70°
47°
6
69°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sloane Square
Sloane Square's May 2026 forecast shows daily high temperatures ranging from 57° to 70°, with overnight lows between 40° and 49°. The average high for May is 64° with an average low of 46°. 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 Sloane Square. See also: June | July | August.