Bornholm Island Weather in May
Bornholm Island in May averages 12°C (54°F) during the day and 9°C (48°F) at night. Some rainfall is typical for this time of year.
Rainfall in Bornholm Island in May
Historically, the month has about 12 days of rain, averaging 40 mm (1.6 in) in total. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Bornholm Island in May
Daytime highs in Bornholm Island in May reach 12°C (54°F), with nights around 9°C (48°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Bornholm Island in May
There are approximately 285 hours of sunshine this month, resulting in mostly clear days. Despite the cool temperatures, the sunshine makes it an enjoyable time to be outside.Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Denmark, check out our Bornholm Island's climate page.
Bornholm Island Temperature in May
Min Temperature
9°C (48°F)
Max Temperature
12°C (54°F)
Chance of Rain
39%
Precipitation
40 mm (1.6 in)
Rainy days
12 days
Sunshine
285 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bornholm Island typically rise from around 12°C (54°F) at the start of May to approximately 16°C (61°F) by the end. Nights are cold, with lows typically ranging from 5°C (41°F) to 10°C (50°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Bornholm Island in May
Browse day-by-day weather records for Bornholm Island spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bornholm Island historical weather extremes in May
The extremes listed below come from historical weather data collected in Bornholm Island from 1976 through 2026.
- The hottest May day on record in Bornholm Island reached 27°C (81°F) (May 21, 1993).
- The lowest daytime temperature in May was 2°C (36°F), recorded on May 1, 1985.
- Nighttime temperatures dropped to 0°C (32°F) on May 9, 2017, marking the coldest May night on record.
Best Places in Denmark in May
Find out more about the weather in Denmark and which places have the best travel conditions in this month. See all of Denmark in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bornholm Island in May
Pack for changing conditions in Bornholm Island in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Bornholm Island in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Denmark, check out our Bornholm Island's climate page.
See the full Bornholm Island climate overview or explore weather in Denmark.
