S
M
T
W
T
F
S
31
54°
50°
1
54°
50°
2
55°
52°
3
54°
52°
4
55°
52°
5
54°
52°
6
57°
50°
7
54°
52°
8
54°
50°
9
52°
50°
10
55°
48°
11
54°
52°
12
54°
50°
13
57°
52°
14
52°
50°
15
67°
49°
16
74°
51°
17
72°
54°
18
76°
55°
19
73°
59°
20
75°
57°
21
74°
55°
22
71°
51°
23
72°
50°
24
70°
50°
25
69°
51°
26
70°
52°
27
72°
53°
28
68°
49°
29
68°
50°
30
73°
50°
1
68°
51°
2
69°
48°
3
69°
47°
4
70°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Oslo
Oslo's June 2026 forecast shows daily high temperatures ranging from 67° to 76°, with overnight lows between 47° and 59°. The average high for June is 71° 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 Oslo. See also: July | August | September.