Heidelberg weather in April
Temperature, rain and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Good
Best time to visit: May – September
What is the weather like in Heidelberg in April?
In April, Heidelberg is cool: daytime highs average 15 °C, and nights cool down to about 6 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 46 mm in total. All in all, April is a good month for a holiday in Heidelberg.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 13 h 41 min06:35 – 20:16
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 15 km/haverage daily peakAll months
- Cloud cover
- 58 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2Europe/Berlin
How the score comes together
- Temperatureweight 50 %74 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 30 %56 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in April
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Heidelberg in April: quick answers
Is Heidelberg hot in April?
No. In April, Heidelberg is cool: daytime highs average 15 °C and nights drop to about 6 °C.
Does it rain much in Heidelberg in April?
Rain is frequent, with about 10 rainy days and 46 mm in total.
Heidelberg month by month
The whole year in HeidelbergAll destinations: GermanyWhere to go in April
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences