Hanover Weather Records

Hanover, Germany weather averages and records from 1935–2024 based on data made available by the NOAA.

All-Time Recorded High

The highest temperature ever recorded in Hanover, Germany was 39.2 °C which occurred on July 20, 2022.

Highest Temperatures: All-Time By Year

All-Time Recorded Low

The lowest temperature ever recorded in Hanover, Germany was -25.0 °C which occurred on January 27, 1942.

Lowest Temperatures: All-Time By Year

Hanover Weather by Month

Averages based on the years 1991–2020

Month	Average (°C)		Record (°C)		Average (cm)
Month	High ☀️	Low 🌙	High ☀️	Low 🌙	Precipitation 💧
January	4.4	-0.5	17.0	-25.0	5.3
February	5.5	-0.5	19.1	-24.3	4.0
March	9.3	1.3	24.4	-18.3	4.5
April	14.7	4.2	29.7	-7.4	3.5
May	18.6	7.8	32.2	-5.0	5.2
June	21.7	11.1	35.7	0.3	5.3
July	23.9	13.3	39.2	3.3	6.8
August	23.7	13.1	38.0	3.3	6.5
September	19.4	9.9	33.0	-1.3	5.2
October	14.0	6.5	27.4	-7.9	5.7
November	8.5	3.2	20.7	-17.1	5.2
December	5.3	0.5	17.0	-20.9	5.5
Entire year	14.1	5.9	39.2	-25.0	62.7

More Hanover Weather Records 1935–2024
Highest daily low	22.7 °C	July 11, 2010
Lowest daily high	-15.5 °C	January 14, 1987
Greatest daily range (Difference of high and low)	25.9 °C	April 12, 1939
Greatest difference in daily high over two conscutive days	15.3 °C	Aug 4–5, 2022
Most daily precipitation	7.9 cm	August 26, 2010
Most monthly precipitation	18.9 cm	July 1954
Most yearly precipitation	93.5 cm	1981
Most yearly days with precipitation	230	1965
Earliest freeze	September 19	1977
Earliest day ≥ 20 °C	March 9	2014
Earliest day ≥ 25 °C	April 5	1946
Earliest day ≥ 30 °C	May 14	1943
Latest freeze	May 23	1980
Latest day ≥ 20 °C	November 2	2020
Latest day ≥ 25 °C	October 15	2018
Latest day ≥ 30 °C	September 20	1947
Most days in a year < 0 °C	113	1996
Most days in a year ≥ 20 °C	142	2018
Most days in a year ≥ 25 °C	78	2018
Most days in a year ≥ 30 °C	22	2018
Most days in a year ≥ 35 °C	3	2022

Hanover Weather Streaks Most consecutive days...
With precipitation	28 days	Dec 18, 2022 – Jan 14, 2023
Without precipitation	33 days	Dec 24, 1995 – Jan 25, 1996
Freezing temperatures High temperature ≤ 0 °C	39 days	Jan 20 – Feb 27, 1947
High temperature ≥ 20 °C	54 days	Jun 22 – Aug 14, 2010
High temperature ≥ 25 °C	26 days	Jul 15 – Aug 9, 2018
High temperature ≥ 30 °C	9 days	Aug 4–12, 1975

Plant Hardiness Zone

Hanover is in plant hardiness zone 7B

based on average yearly minimum temperature from 1991–2020

Facts About Hanover Weather

Hanover Weather by Year

More Hanover Weather

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Weather Station Details

Years	Station	Coordinates
1935–2024	Hannover	location