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Hanover Weather and Climate: A Comprehensive Guide

Hanover has an oceanic climate. During the summer, between May and August, the city of Hannover can get pleasantly warm with many hours of sunshine. Winters (December - March) can be bitterly cold and damp. Rain is spread out evenly throughout the year.

Average maximum day and minimum night temperature

The climate in Hanover is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 25°C in July to a chilly 5°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -0°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Hanover receives mid-range precipitation levels, with 801 mm annually. Precipitation levels in Hanover remain relatively steady throughout the year. July has the most rain, with 84 mm over 15 days. In April, this drops slightly to 55 mm, making the city's climate fairly predictable.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Hanover serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 7.2 hours of sunshine daily, and embrace the darker days in December, offering only 1.3 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Hanover

Tue   Dec 24
6°C | 1°C
SW 4 m/s
broken clouds and no rain

broken clouds and no rain

Wed   Dec 25
9°C | 5°C
SW 3 m/s
0.8 mm
overcast and rain

overcast and rain

Thu   Dec 26
10°C | 7°C
S 2 m/s
overcast and no rain

overcast and no rain

The best time of year to visit Hanover in Germany

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Hanover?
    July has an average maximum temperature of 25°C and is the warmest month of the year.
  • Which is the coldest month in Hanover?
    The coldest month is January with an average maximum temperature of 5°C.
  • Which is the wettest month in Hanover?
    July tops the wettest month list with 84 mm of rainfall.
  • Which is the driest month in Hanover?
    April is the driest month with 55 mm of precipitation.
  • Which is the sunniest month in Hanover?
    May is the sunniest month with an average of 216 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.