May weather forecast and climate
Heidelberg, Germany

The last month of the spring, May, is a comfortable month in Heidelberg, Germany, with average temperature fluctuating between 8.9°C (48°F) and 19.9°C (67.8°F).

Temperature

The average high-temperature, is 19.9°C (67.8°F), while the average low-temperature is 8.9°C (48°F).

Rainfall

In Heidelberg, in May, 79mm (3.1") of precipitation is typically accumulated. During the entire year, Heidelberg aggregates up to 768mm (30.2") of precipitation.

Daylight

The average length of the day is 15.4h.

Sunshine

In May, the average sunshine is 6.6h.

What is the temperature in May in Heidelberg?

In May, in Heidelberg, Germany, the average high-temperature is 19.9°C (67.8°F), and the average low-temperature is 8.9°C (48°F).

How much does it rain in Heidelberg in May?

Throughout May, 79mm (3.1") of precipitation is accumulated.

What is the average length of the day in May in Heidelberg?

In May, the average length of the day is 15.4h.

How many hours of sunshine does Heidelberg have in May?

The average sunshine in May is 6.6h.
Average temperature in May - Heidelberg, Germany
  • Average high temperature in May: 19.9°C

The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is January (3.8°C).

  • Average low temperature in May: 8.9°C

The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is January (-1.4°C).

Average rainfall in May - Heidelberg, Germany
  • Average rainfall in May: 79mm

The wettest month (with the highest rainfall) is June (86mm).
Driest months (with the lowest rainfall) are February, March and September (53mm).

Average daylight in May / Average sunshine in May - Heidelberg, Germany
  • Average daylight in May: 15.4h

The month with the longest days is June (Average daylight: 16.2h).
The month with shortest days is December (Average daylight: 8.3h).

  • Average sunshine in May: 6.6h

The month with most sunshine is July (Average sunshine: 7.5h).
The month with least sunshine is December (Average sunshine: 1.1h).

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