City break

Kiel weather in May

Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.

71

Holiday weather in May

Good

Best time to visit: May – September

What is the weather like in Kiel in May?

In May, Kiel is mild: daytime highs average 16 °C, and nights cool down to about 9 °C. The sea averages 11.2 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 63 mm in total. All in all, May is a good month for a holiday in Kiel.

May compared

How the weather changes from April to June. Tap a month to open it.

AprilAprMayMayJuneJun
Score477179
Day12°16°19°
Night5°9°12°
Sea6°11°15°
Sun6 h8 h8 h
Rain days101112

More details for May

Daylight
15 h 58 min05:16 – 21:15
UV index
6 · highclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
19 km/haverage daily peakAll months
Cloud cover
62 %on averageAll months
Hot days
0 days30 °C or more
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+2Europe/Berlin

How the score comes together

  • Temperatureweight 50 %80 %
  • Sunshineweight 20 %82 %
  • Few rainy daysweight 30 %49 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in May

  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Kiel in May: quick answers

Is Kiel hot in May?

No. In May, Kiel is mild: daytime highs average 16 °C and nights drop to about 9 °C.

Can you swim in Kiel in May?

Only if you don't mind cold water: in May the sea averages just 11.2 °C. Comfortable swimming temperatures are not reached at any time of year.

Does it rain much in Kiel in May?

Rain is frequent, with about 11 rainy days and 63 mm in total.

Kiel month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences