Average Monthly Sunshine in Heilbronn

The graphs on this page shows the average number of hours per month and per day that Heilbronn receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

If you're visiting Heilbronn, timing is key. In July, you can enjoy up to 235 hours of sunshine, while the shorter days of December provide just 61 hours. The total annual amount of sun is 1810 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Heilbronn. While July receives considerable daily sunshine with up to 7.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.0 hours of sunlight per day.

Heilbronn’s total hours of sunshine compared to other major cities

Heilbronn enjoys an average of 1810 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

Other climate information

December, Heilbronn’s wettest month, receives 80 mm of snow/rainfall and has a maximum daytime temperature of 6°C. During the driest month April you can expect a temperature of 16°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Heilbronn Precipitation page.