S
M
T
W
T
F
S
31
73°
63°
1
73°
57°
2
N/A
3
62°
53°
4
62°
50°
5
63°
49°
6
63°
53°
7
68°
54°
8
67°
51°
9
68°
53°
10
69°
54°
11
73°
57°
12
77°
56°
13
76°
57°
14
76°
58°
15
65°
47°
16
67°
53°
17
67°
52°
18
66°
48°
19
65°
47°
20
66°
47°
21
70°
53°
22
68°
53°
23
68°
50°
24
69°
54°
25
67°
51°
26
66°
51°
27
68°
49°
28
67°
48°
29
67°
53°
30
68°
54°
1
68°
52°
2
69°
54°
3
68°
51°
4
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in Upper Walthamstow
Upper Walthamstow's June 2026 forecast shows daily high temperatures ranging from 62° to 77°, with overnight lows between 47° and 58°. The average high for June is 68° with an average low of 52°. 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 Upper Walthamstow. See also: July | August | September.