S
M
T
W
T
F
S
26
74°
53°
27
68°
49°
28
64°
45°
29
65°
50°
30
73°
54°
1
69°
50°
2
66°
47°
3
66°
48°
4
67°
48°
5
71°
55°
6
75°
56°
7
76°
53°
8
71°
55°
9
68°
57°
10
72°
57°
11
77°
59°
12
79°
60°
13
79°
60°
14
78°
58°
15
73°
52°
16
72°
52°
17
73°
53°
18
72°
55°
19
76°
52°
20
72°
54°
21
74°
59°
22
78°
60°
23
78°
62°
24
79°
56°
25
79°
55°
26
74°
55°
27
76°
56°
28
76°
56°
29
78°
57°
30
79°
55°
31
77°
56°
1
77°
64°
2
79°
62°
3
82°
60°
4
81°
60°
5
84°
64°
6
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lansdowne
Lansdowne's May 2026 forecast shows daily high temperatures ranging from 64° to 84°, with overnight lows between 45° and 66°. The average high for May is 75° with an average low of 56°. 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 Lansdowne. See also: June | July | August.