Oslo Consecutive 25 Degree Days

This page shows the record for the most days in a row in Oslo, Norway where the high temperature was at least 25 °C, from 1937–2024.

Also see:

Longest Streak: 23 Days

Between Jul 10 – Aug 1, 2018, the daily high temperature in Oslo was always at least 25 °C – a span of 23 days.

# Days	When
23	Jul 10 – Aug 1, 2018
23	Aug 8–30, 1947
18	Aug 4–21, 1997
16	May 24 – Jun 8, 1992
16	Jul 30 – Aug 14, 1969
15	Jul 14–28, 1947
13	May 23 – Jun 4, 2018
13	Jul 28 – Aug 9, 1982
13	Jul 20 – Aug 1, 1955
12	Jun 24 – Jul 5, 2009
12	Jun 18–29, 1988
12	Aug 8–19, 1976
12	Jun 22 – Jul 3, 1953
12	Jul 9–20, 1945
11	Aug 5–15, 2004
11	Aug 2–12, 1975
11	Jul 18–28, 1959
11	Jul 7–17, 1955
10	Jun 11–20, 2020
10	Jul 23 – Aug 1, 2008