The climate of Kaiserslautern is mild, while the winters may get pretty chilly. The city faces rain showers all year round. Summer is ideally the best time to visit here.
Spring (March to May): Spring in Kaiserslautern is from March to May with the temperature ranging from – 1 Celsius to 18 Celsius. This is a low season for tourists.
Summer (June to September): Summers in Kaiserslautern is from June to September with the temperature ranging from 10 degree Celsius to 21 degree Celsius. This is the peak season for tourists in Kaiserslautern.
Autumn (October): The temperature of the city ranges from – 6 degree Celsius to 14 degree Celsius in the month of October and sees very few tourists around this time.
Winter (November to February): The temperature of the city ranges from -7 degree Celsius to -2 degree Celsius in the months of November to February, making this as an off-season in Kaiserslautern.
So, the best time to visit Kaiserslautern is in the months of June to September.