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Hannover

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Hannover Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Hannover year round climate

  • Spring (March–May): Average 6.5–14.5°C, mild climate, but occasional showers, generally dry. Common activities: Explore Hanover's parks and gardens, visit museums. Recommended clothing: Light jacket, comfortable trousers or skirt, and warm underlayers.
  • Summer (June–August): Average 18.1–19.6°C, warm and humid, occasional thunderstorms. Common activities: Enjoy sunbathing at Maschsee lake, visit Herrenhausen Gardens, attend outdoor concerts or festivals. Recommended clothing: Short-sleeved T-shirts, shorts or skirts, and sunscreen and rain gear.
  • Autumn (September–November): Average 15.9–6.7°C, temperatures gradually decrease, relatively high rainfall. Common activities: Visit Hanover's historical buildings, savor German cuisine at local restaurants, enjoy autumn foliage. Recommended clothing: Jacket, trousers or skirt, and warm sweaters or coats.
  • Winter (December–February): Average 4.0–5.8°C, cold and humid, higher rainfall, occasional snowfall. Common activities: Visit museums and art galleries, enjoy the warmth of coffee shops indoors, experience German Christmas markets (if in December). Recommended clothing: Warm coat, scarf, gloves, and hat.

Hannover climatological average

Annual average temperature: approx. 11°C / Annual rainfall: approx. 758 mm / Summer humidity: 65%–75% / Rainiest month: December

Hannover monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4°C
55.8
February
5.8°C
64
March
6.5°C
43.4
April
9.1°C
41.2
May
14.5°C
33
June
18.1°C
63.9
July
18.8°C
84.1
August
19.6°C
58.4
September
15.9°C
81.9
October
12.4°C
73.2
November
6.7°C
57.5
December
4.1°C
102.3

Hannover weather for the next seven days

1/30
Friday
Light freezing rain
0.5°C/-3°C
1/31
Saturday
Partly Cloudy
0.1°C/-1.4°C
2/1
Sunday
Partly Cloudy
0.2°C/-2.8°C
2/2
Monday
Partly Cloudy
-0.1°C/-4.3°C
2/3
Tuesday
Moderate or heavy snow showers
1.4°C/-4.6°C
2/4
Wednesday
Partly Cloudy
2.9°C/-1.2°C
2/5
Thursday
Partly Cloudy
3.3°C/0.2°C