Thermograph

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

Hannover, Lower Saxony, Germany weather records

Record high and low temperatures for Hannover, Lower Saxony, Germany, 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 36°C on 2022-07-20; its coldest fell to -28°C on 1987-01-14.

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
14°C2023-01-01
-19°C1987-01-14
10°C2023-01-01
-28°C1987-01-14
February
18°C2021-02-24
-9°C2012-02-06
9°C2004-02-06
-18°C2012-02-07
March
23°C2021-03-31
-5°C1987-03-03
9°C2005-03-17
-16°C1987-03-04
April
26°C2018-04-20
2°C1986-04-11
14°C2024-04-07
-5°C1996-04-12
May
31°C2005-05-28
5°C1985-05-02
18°C2018-05-30
-2°C2019-05-05
June
33°C2026-06-27
10°C1986-06-06
23°C2026-06-28
4°C1994-06-17
July
36°C2022-07-20
13°C1984-07-03
22°C2010-07-11
6°C1984-07-02
August
35°C1992-08-09
13°C1989-08-28
21°C2020-08-21
6°C2010-08-30
September
31°C2016-09-13
10°C1995-09-28
19°C2024-09-04
3°C1993-09-30
October
26°C2018-10-13
2°C2003-10-24
15°C2023-10-13
-5°C2003-10-24
November
20°C2020-11-02
-6°C1993-11-21
13°C2015-11-07
-10°C1998-11-22
December
16°C2022-12-31
-12°C1981-12-21
11°C2022-12-31
-19°C1981-12-21

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)
18°C2021-02-24
-19°C1987-01-14
11°C2022-12-31
-28°C1987-01-14
Spring (Mar–May)
31°C2005-05-28
-5°C1987-03-03
18°C2018-05-30
-16°C1987-03-04
Summer (Jun–Aug)
36°C2022-07-20
10°C1986-06-06
23°C2026-06-28
4°C1994-06-17
Autumn (Sep–Nov)
31°C2016-09-13
-6°C1993-11-21
19°C2024-09-04
-10°C1998-11-22

All-time records

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

High

Highest 36°C 2022-07-20
Lowest -19°C 1987-01-14

Low

Highest 23°C 2026-06-28
Lowest -28°C 1987-01-14

Feels-like

Highest 45°C 2015-07-04
Lowest -42°C 1987-01-14

Humidity

Highest 19.4 g/m³ 2026-06-27
Lowest 0.8 g/m³ 1987-01-14

Wind

Highest 71 km/h 2006-12-31
Lowest 5 km/h 1994-11-08

Precip

Wettest 48 mm 2002-07-18
Driest 25-day dry spell 2020-04-03

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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