Denmark climate
Monthly averages for Copenhagen, 2021–2025
In Copenhagen, the warmest month is July, with an average high of 21°C, and the coldest is February, when nights average 1°C.
About 664 mm of rain falls in a year, on roughly 129 days. July is the wettest month (79 mm) and March the driest (35 mm).
Wind is strongest in January (22 km/h on average) and lightest in June (15 km/h).
Compared with Dublin, July afternoons are 1°C warmer, and January afternoons 4°C colder.
The hottest day in 2021–2025 reached 27.6°C (16 July 2021), and the coldest night fell to −7.8°C (12 February 2021).
Temperature
Bars run from the average night-time low to the average daytime high, in °C.
Rainfall
Average total rainfall each month, in millimetres.
Wind
Average wind speed at 10 metres each month, in km/h.
| Month | High °C | Low °C | Rain mm | Rain days | Sun h/day | Wind km/h |
|---|---|---|---|---|---|---|
| January | 4 | 1 | 68 | 13 | 2.9 | 22 |
| February | 5 | 1 | 53 | 11 | 4.7 | 21 |
| March | 7 | 2 | 35 | 9 | 7.5 | 18 |
| April | 10 | 4 | 39 | 8 | 10.3 | 16 |
| May | 15 | 9 | 47 | 11 | 12.1 | 17 |
| June | 19 | 13 | 39 | 9 | 13.0 | 15 |
| July | 21 | 15 | 79 | 14 | 12.3 | 16 |
| August | 20 | 15 | 60 | 11 | 11.1 | 15 |
| September | 18 | 13 | 54 | 9 | 9.6 | 17 |
| October | 13 | 9 | 78 | 11 | 5.7 | 20 |
| November | 8 | 5 | 56 | 11 | 3.0 | 19 |
| December | 5 | 2 | 56 | 12 | 2.1 | 20 |
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