Climate - Samsø (Denmark)

The climate of Samsø is Baltic, that is to say, relatively continental, with cold winters and mild to pleasantly warm summers.
The small island of Samsø is located east of Jutland, in central Denmark. The main settlement is Tranebjerg.
Given the latitude (55°52'N), the white nights, in which the sun sets but it does not get completely dark even at midnight, occur from June 2 to July 10.
Although the winter is not very cold for the latitude, it is often humid, windy and rainy. Snow is quite frequent, although generally not abundant. Even in spring, until April or the first half of May, there is often cold and unstable weather.
Occasionally, there may be cold waves, in which the temperature can drop below -15 °C (5 °F). The coldest record is -22 °C (-7.6 °F) and was set in January 1942.
In summer, short hot periods are possible. The highest record is 32.2 °C (90 °F) and was set in August 1975.

Best Time

The best time to visit Samsø is the summer, from June to August, since it is the mildest season. However, you must take into account some rainy days and a bit of cold at night.

Samsø - Climate data

In Samsø, the average temperature of the coldest month (February) is of 1.4 °C (34.6 °F), that of the warmest month (August) is of 17.7 °C (63.9 °F). Here are the average temperatures.
In Samsø, precipitation amounts to 560 millimeters (22 inches) per year: so, it is at an intermediate level. It ranges from 30 mm (1.2 in) in the driest months (February, April) to 60 mm (2.4 in) in the wettest ones (June, August) Here is the average precipitation.
At Samsø, the sea temperature ranges from 2.5 °C (36 °F) in February to 18 °C (64 °F) in August. Here are the average sea temperatures.

Samsø - Weather by month

Based on the period 1991-2018

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In January, the weather in Samsø is usually cold. The average temperature is of 1.8 °C (35 °F), with a minimum of 0.1 °C (32.3 °F) and a maximum of 3.4 °C (38.2 °F).
On the coldest nights of the month, the temperature usually drops to around -5.5 °C (21.5 °F). However, it dropped to -11.3 °C (11.7 °F) in January 2003.
On the warmest days of the month, the temperature usually reaches around 8 °C (46 °F). However, it reached 10.7 °C (51.3 °F) in January 2007.
Precipitation amounts to 45 mm (1.8 in), distributed over 10 days.
The day lasts on average 7 hours and 40 minutes. So the days are short.
The average humidity is 93%. Hence, the air is normally humid.
The average wind speed is 23 kph (14 mph).
The average sea temperature is of 3.5 °C (38 °F). Therefore, the sea is very cold for swimming.

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In February, the coldest month of the year, the weather in Samsø is usually cold. The average temperature is of 1.4 °C (35 °F), with a minimum of -0.3 °C (31.4 °F) and a maximum of 3.2 °C (37.8 °F).
On the coldest nights of the month, the temperature usually drops to around -5.5 °C (22 °F). However, it dropped to -11.9 °C (10.6 °F) in February 2012.
On the warmest days of the month, the temperature usually reaches around 8 °C (46 °F). However, it reached 12.3 °C (54.1 °F) in February 2012.
Precipitation amounts to 30 mm (1.2 in), distributed over 8 days.
The day lasts on average 9 hours and 35 minutes.
The average humidity is 91%. Hence, the air is normally humid.
The average wind speed is 21 kph (13 mph).
The average sea temperature is of 2.5 °C (36.5 °F). Therefore, the sea is very cold for swimming.

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In March, the weather in Samsø is usually cold. The average temperature is of 3.5 °C (38 °F), with a minimum of 1.1 °C (34 °F) and a maximum of 5.9 °C (42.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -3.5 °C (26 °F). However, it dropped to -11.2 °C (11.8 °F) in March 2001.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 11.5 °C (52.5 °F). However, it reached 16.9 °C (62.4 °F) in March 2012.
Precipitation amounts to 35 mm (1.4 in), distributed over 8 days.
The day lasts on average 11 hours and 55 minutes.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is 22 kph (14 mph).
The average sea temperature is of 3 °C (37.5 °F). Therefore, the sea is very cold for swimming.

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In April, the weather in Samsø is usually quite mild. The average temperature is of 7.4 °C (45 °F), with a minimum of 4.2 °C (39.6 °F) and a maximum of 10.5 °C (51 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 0 °C (31.5 °F). However, it dropped to -3.4 °C (25.9 °F) in April 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 17 °C (63 °F). However, it reached 23.6 °C (74.5 °F) in April 2018.
Precipitation amounts to 30 mm (1.2 in), distributed over 7 days.
The day lasts on average 14 hours and 20 minutes.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).
The average sea temperature is of 6 °C (42.5 °F). Therefore, the sea is very cold for swimming.

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In May, the weather in Samsø is usually mild. The average temperature is of 11.7 °C (53 °F), with a minimum of 8 °C (46.5 °F) and a maximum of 15.3 °C (59.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 3 °C (37 °F). However, it dropped to -0.2 °C (31.6 °F) in May 1995.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 21.5 °C (71 °F). However, it reached 25.3 °C (77.5 °F) in May 2000.
Precipitation amounts to 40 mm (1.6 in), distributed over 8 days.
The day lasts on average 16 hours and 25 minutes. So the days are long.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).
The average sea temperature is of 10.5 °C (50.5 °F). Therefore, the sea is very cold for swimming.

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In June, the weather in Samsø is usually very mild. The average temperature is of 14.8 °C (59 °F), with a minimum of 11 °C (51.9 °F) and a maximum of 18.5 °C (65.4 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 7 °C (44.5 °F). However, it dropped to 3 °C (37.4 °F) in June 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24 °C (75.5 °F). However, it reached 30.6 °C (87.1 °F) in June 2000.
Precipitation amounts to 60 mm (2.4 in), distributed over 9 days.
The day lasts on average 17 hours and 30 minutes. So the days are very long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).
The average sea temperature is of 14.5 °C (58 °F). Therefore, the sea is very cold for swimming.

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In July, the weather in Samsø is usually very mild. The average temperature is of 17.6 °C (64 °F), with a minimum of 13.6 °C (56.4 °F) and a maximum of 21.5 °C (70.7 °F).
On the coldest nights of the month, the temperature usually drops to around 9.5 °C (49 °F). However, it dropped to 5.8 °C (42.4 °F) in July 1993.
On the warmest days of the month, the temperature usually reaches around 27 °C (80.5 °F). However, it reached 30.2 °C (86.4 °F) in July 1994.
Precipitation amounts to 55 mm (2.2 in), distributed over 8 days.
The day lasts on average 16 hours and 55 minutes. So the days are long.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).
The average sea temperature is of 17 °C (63 °F). Therefore, the sea is cold for swimming.

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In August, the warmest month of the year, the weather in Samsø is usually very mild. The average temperature is of 17.7 °C (64 °F), with a minimum of 14.2 °C (57.5 °F) and a maximum of 21.3 °C (70.3 °F).
On the coldest nights of the month, the temperature usually drops to around 10 °C (50 °F). However, it dropped to 7 °C (44.6 °F) in August 1993.
On the warmest days of the month, the temperature usually reaches around 27 °C (80 °F). However, it reached 30.8 °C (87.4 °F) in August 1994.
Precipitation amounts to 60 mm (2.4 in), distributed over 9 days.
The day lasts on average 15 hours and 0 minutes. So the days are long.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).
The average sea temperature is of 18 °C (64 °F). Therefore, the sea is cold for swimming.

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In September, the weather in Samsø is usually mild. The average temperature is of 14.5 °C (58 °F), with a minimum of 11.8 °C (53.3 °F) and a maximum of 17.2 °C (63 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 7.5 °C (45 °F). However, it dropped to 3.4 °C (38.1 °F) in September 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 21.5 °C (71 °F). However, it reached 25.8 °C (78.4 °F) in September 1991.
Precipitation amounts to 55 mm (2.2 in), distributed over 9 days.
The day lasts on average 12 hours and 40 minutes.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 20 kph (12 mph).
The average sea temperature is of 15.5 °C (60 °F). Therefore, the sea is cold for swimming.

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In October, the weather in Samsø is usually mild. The average temperature is of 10.1 °C (50 °F), with a minimum of 8 °C (46.4 °F) and a maximum of 12.2 °C (54 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 2.5 °C (37 °F). However, it dropped to -2.2 °C (28 °F) in October 2003.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 16.5 °C (62 °F). However, it reached 21.4 °C (70.5 °F) in October 2011.
Precipitation amounts to 55 mm (2.2 in), distributed over 10 days.
The day lasts on average 10 hours and 20 minutes.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is 21 kph (13 mph).
The average sea temperature is of 12.5 °C (54 °F). Therefore, the sea is very cold for swimming.

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In November, the weather in Samsø is usually quite cold. The average temperature is of 6.1 °C (43 °F), with a minimum of 4.4 °C (40 °F) and a maximum of 7.8 °C (46 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -0.5 °C (31 °F). However, it dropped to -4.8 °C (23.4 °F) in November 1998.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 12 °C (54 °F). However, it reached 15.5 °C (59.9 °F) in November 2014.
Precipitation amounts to 50 mm (2 in), distributed over 11 days.
The day lasts on average 8 hours and 10 minutes.
The average humidity is 90%. Hence, the air is normally humid.
The average wind speed is 23 kph (14 mph).
The average sea temperature is of 9 °C (48 °F). Therefore, the sea is very cold for swimming.

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In December, the weather in Samsø is usually cold. The average temperature is of 3.2 °C (38 °F), with a minimum of 1.6 °C (34.8 °F) and a maximum of 4.8 °C (40.7 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (25.5 °F). However, it dropped to -12.8 °C (9 °F) in December 1995.
On the warmest days of the month, the temperature usually reaches around 9.5 °C (48.5 °F). However, it reached 12.6 °C (54.7 °F) in December 2006.
Precipitation amounts to 45 mm (1.8 in), distributed over 10 days.
The day lasts on average 7 hours and 0 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 92%. Hence, the air is normally humid.
The average wind speed is 23 kph (14 mph).
The average sea temperature is of 5 °C (41 °F). Therefore, the sea is very cold for swimming.