S
M
T
W
T
F
S
26
57°
40°
27
58°
43°
28
55°
41°
29
53°
42°
30
53°
41°
1
52°
41°
2
52°
43°
3
53°
40°
4
53°
40°
5
54°
41°
6
53°
40°
7
54°
42°
8
55°
48°
9
59°
46°
10
57°
46°
11
56°
48°
12
57°
44°
13
55°
42°
14
58°
44°
15
62°
48°
16
63°
49°
17
63°
49°
18
62°
48°
19
63°
49°
20
63°
49°
21
62°
50°
22
63°
50°
23
61°
49°
24
60°
48°
25
62°
48°
26
63°
49°
27
67°
49°
28
67°
45°
29
62°
48°
30
66°
45°
31
64°
49°
1
64°
48°
2
66°
46°
3
64°
49°
4
61°
48°
5
61°
46°
6
62°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fareham
Fareham's May 2026 forecast shows daily high temperatures ranging from 52° to 67°, with overnight lows between 40° and 50°. The average high for May is 59° 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 Fareham. See also: June | July | August.