Average Temperatures for the month of April is 63.7°F, 0.2°F above the 20th-century average. Above-average maximum temperatures were observed from the Pacific Northwest to the Southwest and along the Gulf Coast. The average minimum (nighttime) temperature during April was 38.1°F, 0.5°F below the 20th-century average.
Average April Temperatures for US Cities
High °F
Low °F
City
High °C
Low °C
73
52
Atlanta, Georgia
23
11
80
59
Austin, Texas
27
15
65
43
Baltimore, Maryland
18
6
74
51
Birmingham, Alabama
24
10
56
41
Boston, Massachusetts
13
5
55
37
Buffalo, New York
13
3
72
47
Charlotte, North Carolina
22
8
59
39
Chicago, Illinois
15
4
66
42
Cincinnati, Ohio
19
6
59
40
Cleveland, Ohio
15
5
64
43
Columbus, Ohio
18
6
77
56
Dallas, Texas
25
13
61
34
Denver, Colorado
16
1
59
39
Detroit, Michigan
15
4
61
38
Hartford, Connecticut
16
4
80
59
Houston, Texas
26
15
63
43
Indianapolis, Indiana
17
6
79
55
Jacksonville, Florida
26
13
67
47
Kansas City, Missouri
19
8
78
56
Las Vegas, Nevada
26
13
73
54
Los Angeles, California
23
12
69
47
Louisville, Kentucky
20
9
73
53
Memphis, Tennessee
23
12
83
68
Miami, Florida
28
20
54
37
Milwaukee, Wisconsin
12
3
58
37
Minneapolis, Minnesota
14
3
71
48
Nashville, Tennessee
21
9
78
60
New Orleans, Louisiana
26
16
61
45
New York , New York
16
7
72
50
Oklahoma City, Oklahoma
22
10
83
60
Orlando, Florida
28
16
64
44
Philadelphia, Pennsylvania
18
7
86
60
Phoenix, Arizona
30
16
62
40
Pittsburgh, Pennsylvania
17
5
62
43
Portland, Oregon
16
6
59
40
Providence, Rhode Island
15
4
72
48
Raleigh, North Carolina
22
9
70
46
Richmond, Virginia
21
8
78
50
Riverside, California
25
10
56
37
Rochester, New York
13
3