S
M
T
W
T
F
S
1
56°
35°
2
61°
45°
3
52°
41°
4
52°
38°
5
61°
42°
6
48°
42°
7
46°
41°
8
47°
44°
9
49°
43°
10
55°
40°
11
53°
42°
12
56°
42°
13
50°
36°
14
51°
33°
15
54°
34°
16
50°
35°
17
61°
43°
18
64°
38°
19
60°
36°
20
53°
36°
21
56°
33°
22
50°
30°
23
55°
43°
24
59°
45°
25
47°
37°
26
48°
33°
27
54°
41°
28
50°
36°
29
50°
36°
30
52°
39°
31
63°
43°
1
55°
43°
2
52°
41°
3
61°
41°
4
61°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in Sleaford
Sleaford's March 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for March 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 March weather will actually feel in Sleaford. See also: April | May | June.