S
M
T
W
T
F
S
29
72°
38°
30
85°
58°
31
79°
55°
1
55°
46°
2
75°
47°
3
76°
43°
4
51°
40°
5
61°
37°
6
58°
41°
7
53°
37°
8
76°
47°
9
76°
47°
10
59°
44°
11
69°
44°
12
70°
62°
13
80°
65°
14
85°
66°
15
81°
59°
16
81°
52°
17
83°
50°
18
56°
37°
19
67°
39°
20
73°
53°
21
80°
55°
22
78°
60°
23
76°
51°
24
64°
45°
25
62°
42°
26
66°
47°
27
63°
45°
28
66°
46°
29
61°
40°
30
60°
42°
1
62°
43°
2
66°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Carlow
Carlow's April 2026 forecast shows daily high temperatures ranging from 60° to 80°, with overnight lows between 39° and 60°. The average high for April is 67° with an average low of 47°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Carlow. See also: May | June | July.