S
M
T
W
T
F
S
26
60°
44°
27
58°
42°
28
57°
40°
29
57°
37°
30
60°
38°
1
60°
41°
2
59°
39°
3
59°
38°
4
58°
38°
5
59°
37°
6
61°
44°
7
66°
43°
8
62°
40°
9
62°
46°
10
63°
39°
11
61°
39°
12
60°
40°
13
60°
39°
14
62°
40°
15
63°
44°
16
64°
42°
17
65°
51°
18
72°
41°
19
63°
41°
20
65°
43°
21
67°
52°
22
68°
53°
23
71°
54°
24
76°
54°
25
73°
53°
26
76°
56°
27
77°
54°
28
75°
51°
29
80°
53°
30
80°
51°
31
73°
50°
1
72°
49°
2
71°
52°
3
76°
55°
4
76°
55°
5
77°
56°
6
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Poland
Poland's May 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 37° and 56°. The average high for May is 67° 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 Poland. See also: June | July | August.