S
M
T
W
T
F
S
1
58°
43°
2
48°
35°
3
52°
36°
4
58°
34°
5
41°
32°
6
45°
32°
7
46°
28°
8
56°
38°
9
66°
40°
10
48°
32°
11
48°
25°
12
66°
37°
13
66°
43°
14
60°
38°
15
41°
27°
16
56°
32°
17
68°
38°
18
76°
44°
19
78°
47°
20
78°
47°
21
79°
50°
22
65°
49°
23
68°
49°
24
77°
47°
25
81°
51°
26
68°
41°
27
64°
34°
28
72°
42°
29
72°
43°
30
71°
51°
31
65°
47°
1
56°
45°
2
48°
31°
3
49°
33°
4
59°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in Roy
Roy's March 2026 forecast shows daily high temperatures ranging from 48° to 59°, with overnight lows between 31° and 45°. The average high for March is 53° with an average low of 36°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how March weather will actually feel in Roy. See also: April | May | June.