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Heidelberg Weather in May

May in Heidelberg brings pleasant temperatures, with highs of 22°C (72°F) and nights dropping to 7°C (45°F). With perfect weather conditions overall, it's a good time to visit.

Rainfall in Heidelberg in May

The climate data from previous years indicates about 3 days of rain, averaging 17 mm (0.7 in) for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Heidelberg in May

Heidelberg has perfect weather in May, with days reaching 22°C (72°F) and nights cooling to 7°C (45°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Heidelberg in May

The month enjoys around 276 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. March, April, May, June, July, August, September and October typically offer the best weather for Heidelberg.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit South Africa, check out our Heidelberg's climate page.

Heidelberg Temperature in May

Min TemperatureMin Temperature 7°C (45°F)  
Max TemperatureMax Temperature 22°C (72°F)  
Chance of RainChance of Rain 9%  
PrecipitationPrecipitation 17 mm (0.7 in)  
Rainy daysRainy days 3 days  
HumidityHumidity 56% *  
SunshineSunshine 276 hours *  
Percentage SunshinePercentage Sunshine 81% *  
* Data from: Johannesburg, South Africa (45 KM, 28 Miles).

Best Places in South Africa in May

Find out more about the weather in South Africa and which places have the best travel conditions in this month. See all of South Africa in May →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Heidelberg in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. With minimal rainfall expected, you can leave the rain gear at home. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Heidelberg in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
10/10
Walking
10/10
Barbeque
9/10
Camping
5/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit South Africa, check out our Heidelberg's climate page.

More climate data for Heidelberg