Heilbronn Climate by Month
The climate in Heilbronn is marked by big temperature swings throughout the year.
Temperatures range from warm during the warmest months
to cold in the cooler months.
It maintains moderate precipitation patterns.
Let’s explore the climate details in depth to provide you with a complete overview.
Average day and night temperature
In Heilbronn, temperatures differ significantly between summer and winter months. Typically, daytime temperatures range from a comfortable 26°C in July to a chilly 5°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -1°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
On average, Heilbronn receives a reasonable amount of rain/snowfall, with an annual precipitation of 923 mm. Precipitation levels in Heilbronn remain relatively steady throughout the year. December has the most snow/rain, with 94 mm over 15 days. In April, this drops slightly to 59 mm, making the city's climate fairly predictable.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Heilbronn serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.8 hours of sunshine daily, and embrace the darker days in December, offering only 2.0 hours of daily sunlight.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
The best time of year to visit Heilbronn in Germany
During the months of May, June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
July has an average maximum temperature of 26°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 5°C.
December tops the wettest month list with 94 mm of rainfall.
April is the driest month with 59 mm of precipitation.
July is the sunniest month with an average of 235 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
