Heidelberg weather in April
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Heidelberg April weather at a glance
In April, Heidelberg averages 11.2°C, with typical highs of 16.4°C and lows of 6.4°C. The historical average is 14 wet days and 71% humidity.
Heidelberg April temperature & humidity
Heidelberg April rain & wet days
Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.
What to wear in Heidelberg in April
Wear long sleeves with a light jacket or cardigan that is easy to remove during the day. Rain is frequent at roughly 14 days in the month; pack a rain jacket and water-resistant shoes.
- DaytimeLong sleeves and a light jacket · average high 16.4°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 6.4°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Heidelberg April sunrise & sunset times
2026 April · Local time (Europe/Berlin)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-04-01 | 07:03 | 19:56 | 12h 54m |
| 2026-04-15 | 06:34 | 20:18 | 13h 44m |
| 2026-04-30 | 06:05 | 20:41 | 14h 35m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Heidelberg
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
April weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Heidelberg weather like in April?
In April, Heidelberg averages 11.2°C, with typical highs of 16.4°C and lows of 6.4°C. The historical average is 14 wet days and 71% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Heidelberg in April?
There are about 14 wet days in April. Pack a rain jacket and water-resistant shoes.
What should I wear in Heidelberg in April?
Wear long sleeves with a light jacket or cardigan that is easy to remove during the day. Rain is frequent at roughly 14 days in the month; pack a rain jacket and water-resistant shoes.
What are the best months to visit Heidelberg?
Recent weather data rates May, August among the more comfortable months.
Where can I check Heidelberg weather in April in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Heidelberg in April?
On 2026-04-15, calculated sunrise is 06:34 and sunset is 20:18 in local time (Europe/Berlin). Times vary by date and terrain.
Heidelberg weather by month
More Europe destinations in April
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations