Climate and monthly weather forecast
Gotska Sandön, Sweden

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The climate of Gotska Sandön

Gotska Sandön, a secluded gem in the Baltic Sea, stands under the influence of a Dfb climate, according to the Köppen climate classification. This signifies a humid continental climate featuring no dry season along with warm summers. Sweeping across the seasons, the climate swings from frosty winters to temperate summers enveloped by a constant presence of humidity.

The temperatures exhibit a large range starting from January and ending in December. The lowest average low temperatures delve into the negatives in winter and early spring, with the coldest months falling from December to February with values between -2°C (28.4°F) and -1.3°C (29.7°F). On the other hand, high temperatures follow a bell-curve graph, with the peak observed in months spanning from June to August, escalating up to 21.7°C (71.1°F) in July.

The area receives a generous amount of rainfall, making the climate moist throughout the year. Rainfall levels fluctuate relatively throughout the year, it increases and peaks in November with an average rainfall of 67mm (2.64"). December follows closely with an average rainfall of 55mm (2.17"). The lowest rainfall dwells within the initial months of the year with February experiencing 31mm (1.22").

When it comes to daylight hours, the island goes from basking in ample sunshine in the summer months to significantly shorter days in winter. From the longest daylight hours reaching 18.2 h in June, the length condenses down to the shortest day length set at 6.5 h in December.

The best time to visit Gotska Sandön

Recognizing the harmonious blend of temperatures, rainfall, and daylight, the period from mid-May to early September appears to provide the most favorable conditions for visiting Gotska Sandön. During these months, average high temperatures fluctuate between 13.2°C (55.8°F) to 21.3°C (70.3°F), providing a warm, but not scorching, climate ideal for outdoor pursuits. These months also enjoy the longest daylight hours ranging from 14.4 h in April to 18.2 h in June, providing ample sunlight for daylight activities.

The worst time to visit Gotska Sandön

Navigating the climate data, the months that are least inviting for potential visitors are from late November to early March. During this time, the island grapples with freezing temperatures where the island witnesses an average high that barely surpasses 3.5°C (38.3°F) and an average low that dips around -1.3°C (29.7°F). Coupled with significantly shorter daylight hours and higher precipitation, specifically in December when rainfall reaches 55mm (2.17"), these months limit outdoor explorations significantly.

Spring weather in Gotska Sandön

Spring in Gotska Sandön, spanning from March to May, starts off on a frosty note with an average high of only 3.3°C (37.9°F) and then warms up to a pleasant 13.2°C (55.8°F) by May. The average lows similarly rise from -1.3°C (29.7°F) to 6°C (42.8°F). The rainfall also presents a consistent pattern during these months, ranging from 29mm (1.14") in March to 27mm (1.06") in May. Daylight hours significantly extend during this season, evolving from 11.9 h in March to 16.8 h in May.

Summer weather in Gotska Sandön

The summer, from June to August, endorses warm conditions with average highs oscillating between 17.8°C (64°F) and 21.7°C (71.1°F), and average lows incrementing from 10.6°C (51.1°F) to 14.9°C (58.8°F). Precipitation peaks during these months, with increases confirmed from 29mm (1.14") in June to 56mm (2.2") in July. The daylight hours remain phenomenally high, from 18.2 h in June to 15.3 h by August's end.

Autumn weather in Gotska Sandön

Autumn descends on Gotska Sandön from September to November, initiating a gradual transition into winter. The average highs decrease, moving from a pleasant 16.6°C (61.9°F) in September to a chilly 6.6°C (43.9°F) in November. The average lows follow suit, sliding down from 11.2°C (52.2°F) to 3.4°C (38.1°F) in the same timeframe. Rainfall intensifies and peaks in November at 67mm (2.64"). The daylight hours diminish over these months, from 12.8 h in September to only 7.9 h in November, signaling the onset of the shorter winter days.

Winter weather in Gotska Sandön

Winter transforms Gotska Sandön into a frigid terrain from December to February. The temperature averages plumbs to its lowest values ranging from 3.5°C (38.3°F) to 1°C (33.8°F) for the high, and sinks to -1.3°C (29.7°F) to 0.5°C (32.9°F) for the low. Rainfall slightly slackens with values decreasing from 55mm (2.17") in December to 31mm (1.22") in February. The scarcity of daylight is a defining feature of winter, with day lengths shrinking to its minimal value of 6.5 h in December, and slightly rising to 9.4 h in February.

Weather in January

January in Gotska Sandön, Sweden is characterized by the presence of the coldest days, with temperatures plummeting to a minimum of -1.3°C (29.7°F) and only climbing to a high of 1.6°C (34.9°F) on warmer days. This chilly period is exacerbated by the scant daylight hours that only stand at 7.3 hours per day, the shortest in the entire year. Weather in January »

Weather in February

February ushers in slightly milder weather conditions in Gotska Sandön, compared to January, with an increment in the average daily sunshine duration to 9.4 hours. Notwithstanding, it remains a cold month, particularly during the nighttime with temperatures falling to a chilly -2°C (28.4°F), the lowest recorded temperatures of the year. Weather in February »

Weather in March

March welcomes the arrival of spring in Gotska Sandön, evidenced by a slight increase in temperatures and daylight hours. The weather transitions from the intense cold experienced in February, with a noticeable rise in the average high temperature to 3.3°C (37.9°F). Weather in March »

Weather in April

In April, Gotska Sandön witnesses a considerable shift in weather patterns, sparking the onset of a more palpable spring season. Drastically different from the weather in March, the daytime temperature rises to a high of 7.8°C (46°F). Weather in April »

Weather in May

May exhibits the peak of spring in Gotska Sandön, characterized by warmer temperatures and a lush landscape. The relieving warmth of May, in comparison to the cooler April, is symbolized by a sharp increase in average high temperatures, rising to 13.2°C (55.8°F). Weather in May »

Weather in June

June in Gotska Sandön signifies the commencement of the much-awaited summer season, bringing with it maximum daylight hours - an impressive 18.2 hours per day. The temperatures continue to soar with average highs reaching 17.8°C (64°F), a remarkable shift from the spring weather in May. Weather in June »

Weather in July

July brings to Gotska Sandön the peak of the summer season, with the hot sun causing temperatures to hit a year-high 21.7°C (71.1°F). Compared to the temperatures experienced in June, July presents intense daytime warmth, creating perfect conditions for sunbathing and beach activities. Weather in July »

Weather in August

August ushers in late summer in Gotska Sandön, with daytime temperatures only slightly lower than the highs of July, averaging at 21.3°C (70.3°F). The trend of warm weather and increased precipitation continues from July. However, the daylight hours slightly reduce, standing at 15.3 hours, hinting at the forthcoming transition to autumn. Weather in August »

Weather in September

September marks the arrival of autumn in Gotska Sandön, introducing a cooler climate than the preceding August with an average high temperature of 16.6°C (61.9°F). This period witnesses a gradual decline in daylight hours to 12.8 hours per day, bringing shorter days and longer evenings. Weather in September »

Weather in October

October in Gotska Sandön extends the autumn season further, characterized by crisp temperatures and even fewer daylight hours. Significantly cooler than September, the weather leans more towards winter, the average high temperature sitting at 10.6°C (51.1°F). Weather in October »

Weather in November

Coming to November, Gotska Sandön paves way for the onset of winter, with temperatures decreasing substantially compared to the moderate October, with a high of 6.6°C (43.9°F) and low of 3.4°C (38.1°F). With each passing day, the chill in the air intensifies, foreshadowing the forthcoming winter. Weather in November »

Weather in December

December in Gotska Sandön fully embraces the winter season, with temperatures averaging from 0.5°C (32.9°F) to 3.5°C (38.3°F), quite low compared to November. The daylight hours see a steep decline, unique to this month, standing at just 6.5 hours per day. Weather in December »
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Frequently asked questions

How much does it rain in Gotska Sandön?

Throughout the year, in Gotska Sandön, 536mm (21.1") of rain is accumulated.

What month is the coldest in Gotska Sandön?

In Gotska Sandön, the lowest temperatures are generally noted in February, averaging a high of 1°C (33.8°F) and a low of -2°C (28.4°F).

What is the driest month in Gotska Sandön?

May is the month with the least rainfall in Gotska Sandön, Sweden, with 27mm (1.06") of accumulated precipitation.

When are the longest days in Gotska Sandön?

The month with the longest days in Gotska Sandön, Sweden, is June, with an average of 18h and 12min of daylight.

What part of the year is the hottest in Gotska Sandön?

July proves to be the warmest month in Gotska Sandön, Sweden, recording an average peak temperature of 21.7°C (71.1°F) and a minimum temperature of 14.9°C (58.8°F).

When is Daylight Saving Time (DST) in Gotska Sandön?

On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.

What is the wettest month in Gotska Sandön?

The month with the most rainfall is November, when 67mm (2.64") of precipitation is typically aggregated.

What is the month with the shortest days in Gotska Sandön?

December has the shortest days of the year in Gotska Sandön, Sweden, with an average of 6h and 30min of daylight.

Average rainfall
Gotska Sandön, Sweden

Average rainfall - Gotska Sandön, Sweden

The wettest month (with the highest rainfall) is November (66.9mm).
The driest month (with the least rainfall) is May (26.5mm).

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Average daylight
Gotska Sandön, Sweden

Average daylight - Gotska Sandön, Sweden

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).

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Gotska Sandön, Sweden

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