Mild
Average highs are around 22°C, so days are mild rather than hot.
June verdict
Mixed for holiday weather
Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 83mm, so some wet days are possible.

Monthly averages
Temp
22°C
Rain
83mm
Sun
7h
Weather score
51
Mixed
Mild
Average highs are around 22°C, so days are mild rather than hot.
Showers
Rainfall averages 83mm, so some wet days are possible.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Map
Compare Heidelberg, Baden-Wurttemberg, Germany with nearby places by weather score, rain, sun, temperature, and swim conditions.
June22°C average high
June sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
June83mm average rain
June is one of Heidelberg's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to May and July to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
June7 hours average sun
June is one of Heidelberg's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
June51 weather score
June scores above Heidelberg's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.