Bornholm
55.16° N, 14.90° E
When to go?
Mean 2 °C, 13 rain days in the month (55 mm).
Nothing against it.
Mean 2 °C, 11 rain days in the month (44 mm).
Nothing against it.
Mean 3 °C, 9 rain days in the month (36 mm).
Nothing against it.
Mean 6 °C, 6 rain days in the month (29 mm).
Nothing against it.
Mean 11 °C, 8 rain days in the month (40 mm).
Nothing against it.
Mean 15 °C, 8 rain days in the month (48 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 18 °C, 10 rain days in the month (62 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 18 °C, 11 rain days in the month (70 mm).
Nothing against it.
Mean 15 °C, 10 rain days in the month (60 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 11 °C, 13 rain days in the month (73 mm).
Nothing against it.
Mean 6 °C, 15 rain days in the month (69 mm).
Nothing against it.
Mean 3 °C, 14 rain days in the month (62 mm).
Nothing against it.
The best months are June–July, September.
What is the climate like?
Temperature and rain
Monthly min and max temperature (°C)
Monthly min and max temperature (°C)
How much it rains
Rain days and how much water
Rain days and how much water
Bars: length = rain days, thickness = mm on a rain day, area = the month's rain. 3 mm a day7 mm a day15 mm a day
Colour = the month's rain: 103060100160250400mm
Daylight hours
Daylight and sky: sunrise, sunset and cloud cover
daylight under a clear sky (average share)daylight under cloud
daylight under a clear sky (average share)daylight under cloud
Times on the 15th of each month, in local time: daylight saving where and when it applies, standard time in the other months.
Sea temperature: Baltic Sea
Monthly mean sea temperature: Baltic Sea (°C)
Monthly mean sea temperature: Baltic Sea (°C)
Snow on the ground
Mean snow depth on the ground (cm)
Mean snow depth on the ground (cm)
Effect of climate change
Today's climate (1996–2025) compared with 1961–1990:
In short
Year by year
Temperature of each year
Against 1961–1990 the mean temperature of today (1996–2025) has changed by +1.3 °C; in the last ten years by +1.9 °C. Warmest year: 2020 (+2.6 °C), coldest: 1987 (−1.5 °C).
May and February warmed the most (+1.6 and +1.5 °C), October the least (+0.7 °C). The warm season (above the annual mean of then, 8 °C) begins 12 days earlier and ends 6 days later.
Warming stripes: after an idea by Ed Hawkins (University of Reading), showyourstripes.info, CC BY 4.0.
Rain of each year (% against 1961–1990)
more rain than in 1961–1990less rain
Rain in a year: no clear trend, dry and wet years alternate as before.
The sea, then and now
+1.4 °Cthe sea today, compared with 1961–1990
Snow, then and now
−53 %winter snow today, compared with 1961–1990