Hanover Climate: Weather by Month and Best Time to Visit

Best months for Hanover: August, September, May, June.

Year at a glance

4° -3° J 6° -2° F 11° 1° M 18° 7° A 23° 13° M 27° 18° J 30° 20° J 29° 19° A 25° 15° S 19° 9° O 12° 3° N 6° -1° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 4°C-3°C80 mm 9– – 4.7
February 6°C-2°C70 mm 9– – 5.1
March 11°C1°C97 mm 11– – 5.8
April 18°C7°C88 mm 10– – 7.0
May 23°C13°C91 mm 12– – 7.5
June 27°C18°C88 mm 12– – 7.5
July 30°C20°C93 mm 11– – 7.3
August 29°C19°C85 mm 10– – 7.7
September 25°C15°C111 mm 9– – 7.7
October 19°C9°C89 mm 8– – 7.5
November 12°C3°C77 mm 8– – 6.5
December 6°C-1°C87 mm 9– – 5.2