S
M
T
W
T
F
S
31
84°
33°
1
84°
33°
2
84°
33°
3
84°
33°
4
84°
33°
5
85°
33°
6
85°
33°
7
86°
33°
8
86°
33°
9
89°
33°
10
91°
33°
11
91°
33°
12
91°
33°
13
91°
33°
14
91°
33°
15
91°
33°
16
91°
33°
17
91°
33°
18
91°
33°
19
91°
33°
20
91°
33°
21
91°
33°
22
91°
33°
23
91°
33°
24
91°
33°
25
91°
33°
26
91°
33°
27
91°
33°
28
91°
33°
29
91°
33°
30
91°
33°
1
91°
33°
2
91°
33°
3
92°
33°
4
92°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Upland
Upland's June 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for June 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 June weather will actually feel in Upland. See also: July | August | September.