S
M
T
W
T
F
S
29
73°
57°
30
71°
59°
31
64°
51°
1
55°
46°
2
53°
35°
3
48°
35°
4
57°
40°
5
67°
48°
6
70°
54°
7
72°
57°
8
68°
57°
9
72°
57°
10
75°
63°
11
68°
50°
12
65°
36°
13
56°
36°
14
56°
42°
15
64°
49°
16
62°
30°
17
45°
29°
18
58°
37°
19
71°
50°
20
77°
58°
21
78°
45°
22
55°
39°
23
53°
36°
24
58°
43°
25
60°
44°
26
55°
41°
27
60°
45°
28
62°
44°
29
61°
47°
30
62°
46°
1
64°
47°
2
67°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Upland
Upland's April 2026 forecast shows daily high temperatures ranging from 53° to 78°, with overnight lows between 36° and 58°. The average high for April is 62° with an average low of 45°. 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 Upland. See also: May | June | July.
