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What is the average temperature in Denmark by month?

All twelve months in the 1991–2020 normal.

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Short answer

In the 1991–2020 normal, the monthly mean temperatures for Denmark are: January 1.5 °C, February 1.5 °C, March 3.3 °C, April 7.2 °C, May 11.3 °C and June 14.3 °C. July and August are both 16.8 °C, September 13.5 °C, October 9.4 °C, November 5.5 °C and December 2.7 °C. These are averages of day and night, so afternoons are warmer and nights colder. The yearly mean is 8.7 °C.

Weather and seasons

Why

  1. Spring warms up slowly: April averages only 7.2 °C.
  2. Autumn stays mild for longer: September averages 13.5 °C.
  3. The difference between the coldest and warmest month is only about 15 °C.

Details

The 1991–2020 normal counts about 68 frost days and 12 summer days a year.

Tip

For a mild trip with long days, aim for June to September.

What may differ

Recent years run warmer than the normal: in 2025 July averaged 18.1 °C.

Common misconception

June is the warmest month in Denmark because it has the longest days.

What actually happens

July and August are the warmest months (16.8 °C), while June averages 14.3 °C.

People also ask

  • What is the warmest month in Denmark?
  • What is the coldest month in Denmark?
  • How much does it rain in Denmark each month?

Sources

This answer is for reference only. Weather varies a lot from year to year, so check the DMI forecast before you travel.

Weather and seasons
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