Heidelberg and Aachen — Comparison weather

Comparison weather

Learn where is warmer and colder where in any month of the year. Compare the day and night temperature, water temperature and precipitation. Where the sun shines longer, and where the rains.

You have chosen to compare the two cities:

— Heidelberg (Germany)
— Aachen (Germany)

Most sunny months

Heidelberg

Aachen

August		15 days
September		14 days
July		13 days

August		11 days
September		11 days
July		10 days

The warmest months

August		24.7 °C
July		24.2 °C
June		22.4 °C

August		21.8 °C
July		21.3 °C
June		19.5 °C

The coldest months

January		3.6 °C
December		5 °C
February		5.3 °C

January		3.9 °C
February		5.2 °C
December		5.6 °C

Rainiest months

June		7 days
December		5 days
July		5 days

June		6 days
July		5 days
January		4 days

Most windy months

February		12.9 km / h
January		12.6 km / h
March		12.4 km / h

February		19 km / h
December		18.9 km / h
January		18.7 km / h