When to go · Heidelberg
Heidelberg in May
Great month. Inside Heidelberg's best window: Apr–Oct; May, June and September are the sweet spot.
Key facts
- Verdict
- Great
- Temperature
- 21°C70°F / 9°C48°F
- average high / low
- Rain days
- 11
- Crowds
- Medium
- Germany overall
- Prices
- Medium
- Germany overall
Verdict
GreatBest and avoid months for Heidelberg
Inside Heidelberg's best window: Apr–Oct; May, June and September are the sweet spot.
Weather in May
- HeidelbergHighs around 21 °C, lows around 9 °C, rain on about 11 daysHighs around 70 °F, lows around 48 °F, rain on about 11 days
- Rhine and the west, Germany · Cologne, Frankfurt, Rhine and Moselle valleys, Heidelbergbest weather
Mildest winters; wine harvest and river trips at their best in September–October.
Crowds and prices
- Crowds · Germany overall
- Medium
- Prices · Germany overall
- Medium
Germany overall: Beer gardens open; holiday Thursdays (Ascension, Corpus Christi) make long weekends that fill trains.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast