S
M
T
W
T
F
S
26
83°
56°
27
83°
53°
28
74°
46°
29
75°
50°
30
81°
47°
1
83°
55°
2
85°
58°
3
78°
57°
4
70°
50°
5
69°
53°
6
66°
48°
7
68°
42°
8
63°
47°
9
65°
51°
10
64°
53°
11
64°
42°
12
65°
42°
13
64°
44°
14
70°
42°
15
N/A
16
67°
58°
17
62°
56°
18
63°
52°
19
61°
52°
20
61°
54°
21
63°
53°
22
64°
50°
23
62°
49°
24
61°
47°
25
60°
49°
26
60°
48°
27
59°
49°
28
60°
46°
29
59°
46°
30
59°
45°
31
60°
46°
1
62°
46°
2
61°
47°
3
60°
48°
4
59°
48°
5
58°
46°
6
58°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Fingal
Fingal's May 2026 forecast shows daily high temperatures ranging from 58° to 67°, with overnight lows between 45° and 58°. The average high for May is 61° with an average low of 49°. 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 Fingal. See also: June | July | August.