S
M
T
W
T
F
S
26
63°
37°
27
71°
34°
28
69°
45°
29
52°
41°
30
55°
23°
1
51°
23°
2
48°
21°
3
62°
20°
4
72°
48°
5
66°
47°
6
58°
31°
7
56°
28°
8
62°
30°
9
63°
33°
10
59°
29°
11
59°
25°
12
62°
22°
13
60°
43°
14
57°
37°
15
67°
31°
16
69°
35°
17
81°
56°
18
88°
56°
19
85°
64°
20
64°
38°
21
65°
33°
22
65°
36°
23
57°
49°
24
66°
49°
25
76°
46°
26
83°
44°
27
85°
45°
28
74°
41°
29
80°
37°
30
69°
38°
31
78°
35°
1
75°
37°
2
81°
36°
3
85°
37°
4
83°
39°
5
84°
46°
6
81°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Northfield
Northfield's May 2026 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 Northfield. See also: June | July | August.