S
M
T
W
T
F
S
27
70°
38°
28
85°
53°
29
74°
45°
30
63°
40°
1
61°
51°
2
64°
43°
3
60°
41°
4
69°
41°
5
66°
43°
6
77°
40°
7
82°
49°
8
70°
41°
9
72°
35°
10
81°
47°
11
80°
41°
12
86°
49°
13
82°
61°
14
85°
58°
15
94°
61°
16
88°
54°
17
70°
46°
18
73°
42°
19
63°
46°
20
61°
51°
21
55°
48°
22
64°
45°
23
69°
41°
24
69°
45°
25
68°
47°
26
71°
44°
27
74°
54°
28
68°
50°
29
72°
50°
30
81°
52°
31
76°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Preston
Preston's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Preston. See also: June | July | August.