Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Oslo, Norway weather records

Record high and low temperatures for Oslo, Norway, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 31°C on 2014-07-23; its coldest fell to -34°C on 1987-01-10.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
6°C2007-01-09
-28°C1987-01-10
4°C2005-01-17
-34°C1987-01-10
February
8°C1989-02-07
-20°C2001-02-05
4°C1989-02-04
-31°C2001-02-05
March
16°C2012-03-27
-14°C1987-03-02
4°C1990-03-17
-26°C1987-03-03
April
22°C2000-04-29
-3°C2024-04-04
11°C2000-04-30
-11°C2018-04-02
May
28°C2012-05-25
2°C1999-05-09
15°C2018-05-31
-4°C2012-05-06
June
30°C2007-06-08
8°C1981-06-12
18°C2020-06-27
1°C2000-06-04
July
31°C2014-07-23
12°C1984-07-01
19°C2018-07-28
4°C1983-07-21
August
30°C2004-08-10
10°C1986-08-27
19°C1982-08-03
2°C2007-08-30
September
24°C2024-09-05
4°C1995-09-29
14°C2009-09-01
-2°C1986-09-27
October
19°C2011-10-01
-3°C1992-10-28
11°C2018-10-14
-16°C1992-10-30
November
12°C2020-11-02
-15°C2010-11-30
9°C2022-11-11
-22°C2010-11-30
December
8°C2000-12-05
-18°C2001-12-31
6°C2000-12-06
-26°C2002-12-31

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
8°C1989-02-07
-28°C1987-01-10
6°C2000-12-06
-34°C1987-01-10
Spring (Mar–May)
28°C2012-05-25
-14°C1987-03-02
15°C2018-05-31
-26°C1987-03-03
Summer (Jun–Aug)
31°C2014-07-23
8°C1981-06-12
19°C1982-08-03
1°C2000-06-04
Autumn (Sep–Nov)
24°C2024-09-05
-15°C2010-11-30
14°C2009-09-01
-22°C2010-11-30

All-time records

The most extreme value Oslo has recorded for each metric across its entire history.

High

Highest 31°C 2014-07-23
Lowest -28°C 1987-01-10

Low

Highest 19°C 1982-08-03
Lowest -34°C 1987-01-10

Feels-like

Highest 37°C 2014-07-24
Lowest -44°C 1987-01-10

Humidity

Highest 16.5 g/m³ 2003-07-17
Lowest 0.4 g/m³ 1987-01-10

Wind

Highest 28 km/h 2013-12-05
Lowest 3 km/h 2020-11-09

Precip

Wettest 62 mm 2023-08-07
Driest 18-day dry spell 1985-10-14

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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