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Heidelberg — weather December

5°C Daytime temperatures 2.6°C Night temperatures 5 Sunny days 8.2-8.5 Sun (hours) 5 Rainy days 64.8 mm Precipitation 0°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012
The maximum daily temperature 16.5°C — 31 December 2022.
The maximum night temperature 14.5°C — 31 December 2022.
The minimum daily temperature -6°C — 8 December 2012.
The minimum night temperature -9.5°C — 13 December 2012.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 73.9 mm — June. Minimum precipitation 33.3 mm — April.
Wind speed, km / h
Maximum wind speed 12.9 km / h — February. Minimum wind speed 9 km / h — September.
Number of hours of sunshine
The maximum number of hours of sunshine per day 10 h. — July. The minimum number of hours of sunshine per day 3.1 h. — January.
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