Climate in Hanover

Hanover, Germany has a humid continental climate. The annual average temperature is about 6.6°C and the city receives roughly 721 mm of precipitation across 81 rainy days a year, with around 1847 hours of sunshine. The warmest month is Jul (highs near 22.7°C) and the coldest is Jan (lows near -9.5°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Hanover is classified as Humid Continental. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Hanover receives about 721 mm of precipitation a year over roughly 81 rainy days. The wettest month is Jun and the driest is Jan.

Hanover sees an estimated 1847 hours of sunshine a year, concentrated in the warmer months around Jul.

By temperature and rainfall, the most comfortable months in Hanover are Jul, Aug, Jun. Conditions vary year to year — verify with a current forecast before booking.

Hanover has a climate comfort score of 64/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.

• Climate in Hamburg — Humid Continental, comfort 63/100
• Climate in Bremen — Humid Continental, comfort 63/100
• Climate in Berlin — Humid Continental, comfort 64/100