S
M
T
W
T
F
S
26
63°
41°
27
70°
39°
28
61°
45°
29
64°
45°
30
66°
45°
1
73°
50°
2
72°
48°
3
66°
54°
4
59°
50°
5
61°
48°
6
54°
41°
7
57°
43°
8
66°
46°
9
69°
48°
10
59°
38°
11
59°
43°
12
63°
45°
13
58°
43°
14
55°
41°
15
56°
44°
16
57°
45°
17
60°
47°
18
59°
46°
19
60°
47°
20
61°
42°
21
64°
47°
22
62°
45°
23
61°
46°
24
64°
49°
25
67°
48°
26
68°
48°
27
68°
49°
28
65°
46°
29
65°
43°
30
68°
49°
31
69°
50°
1
69°
50°
2
68°
49°
3
67°
49°
4
65°
50°
5
66°
49°
6
69°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Harlow
Harlow's May 2026 forecast shows daily high temperatures ranging from 55° to 69°, with overnight lows between 38° and 51°. The average high for May is 63° 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 Harlow. See also: June | July | August.
