S
M
T
W
T
F
S
31
69°
46°
1
70°
48°
2
71°
47°
3
71°
46°
4
69°
43°
5
68°
43°
6
70°
45°
7
70°
47°
8
71°
48°
9
71°
49°
10
72°
49°
11
73°
50°
12
74°
50°
13
73°
49°
14
73°
49°
15
72°
48°
16
74°
50°
17
74°
49°
18
72°
49°
19
72°
48°
20
70°
47°
21
67°
44°
22
69°
48°
23
71°
47°
24
73°
44°
25
72°
51°
26
71°
45°
27
71°
50°
28
69°
51°
29
69°
51°
30
70°
50°
1
72°
52°
2
71°
51°
3
73°
50°
4
76°
53°
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 43° and 53°. The average high for June is 71° with an average low of 48°. 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.