S
M
T
W
T
F
S
26
65°
40°
27
68°
42°
28
72°
49°
29
70°
45°
30
68°
48°
1
75°
49°
2
78°
54°
3
75°
55°
4
71°
53°
5
69°
51°
6
69°
50°
7
67°
50°
8
69°
51°
9
69°
51°
10
68°
50°
11
69°
51°
12
68°
50°
13
68°
50°
14
61°
48°
15
61°
45°
16
67°
51°
17
69°
53°
18
67°
49°
19
69°
53°
20
66°
51°
21
63°
49°
22
63°
46°
23
64°
46°
24
63°
47°
25
69°
49°
26
64°
47°
27
68°
54°
28
70°
53°
29
64°
54°
30
66°
48°
31
63°
47°
1
63°
47°
2
64°
48°
3
63°
47°
4
64°
49°
5
68°
49°
6
69°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brechen
Brechen's May 2026 forecast shows daily high temperatures ranging from 61° to 78°, with overnight lows between 45° and 55°. The average high for May is 67° with an average low of 50°. 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 Brechen. See also: June | July | August.