Climate and monthly weather forecast
Haparanda, Sweden


The climate of Haparanda

Haparanda, a city located in the northeast of Sweden, falls under the Köppen climate classification 'Dfc'. This denotes a predominately subarctic climate characterized by a severe winter, no dry season, and a cool summer. As part of the coastal region, Haparanda experiences considerable annual variations in weather parameters. The city cycles through long, freezing winters, and relatively brief, cool summers.

Throughout the year, temperatures show wide fluctuations, reaching highs of 19.9°C (67.8°F) in July and plummeting to lows of -15.1°C (4.8°F) in January. In general, average high temperatures range from -6.8°C (19.8°F) to 19.9°C (67.8°F), while average low temperatures vary from -15.1°C (4.8°F) to 11.3°C (52.3°F). Alongside temperature shifts, Haparanda also sees inconsistencies in precipitation throughout the year. Rainfall levels oscillate between 31mm (1.22") in April and 67mm (2.64") in August.

Although daylight hours vastly differ from winter to summer, the disparity is most noticeable in June with up to 23.2 hours of daylight. In comparison, December only receives a measly 3.3 hours. Sea temperatures, too, reflect the season, with the warmest temperatures of 17.3°C (63.1°F) in July and the coldest temperatures of -0.9°C (30.4°F) from January to February.

The best time to visit Haparanda

Considering temperature, daylight, and rainfall, it can be said that the ideal period to visit Haparanda would fall between May and August. During these months, average high temperatures range from 10.7°C (51.3°F) to 19.9°C (67.8°F). There's ample daylight available, ranging from 19.3 hours to 23.2 hours, providing numerous opportunities to explore the city. Furthermore, sea temperatures ascend to a maximum of 17.3°C (63.1°F) in July, enabling visitors to potentially engage in water-based activities.

The worst time to visit Haparanda

In contrast, the least favorable period to visit Haparanda is likely the harsh winter months from December to February. During this timeframe, daily high temperatures dip to a chilling -6.8°C (19.8°F) to -5°C (23°F), while night temperatures reach a frosty -15.1°C (4.8°F) to -14.7°C (5.5°F). With daylight hours restricted to 3.3 hours to 4.8 hours and sea temperatures hovering around -0.9°C (30.4°F), outdoor activities could be limited, and conditions may prove too severe for some travelers.

Spring weather in Haparanda

Spring takes effect in Haparanda between March and May. During this time, daily high temperatures see an increase from -1.7°C (28.9°F) to 10.7°C (51.3°F), while the lowest temperatures range from -10°C (14°F) to 1.8°C (35.2°F). The average rainfall measures from 38mm (1.5") in March to 35mm (1.38") in May. Daylight hours expand significantly from 11.8 hours in March to 19.3 hours in May, and sea temperatures gradually warm from -0.3°C (31.5°F) to 3.3°C (37.9°F).

Summer weather in Haparanda

From June to August, Haparanda experiences mild summers. Average high temperatures climb from 17.3°C (63.1°F) to 19.9°C (67.8°F) and maintain stability with average lows of 8.4°C (47.1°F) to 11.3°C (52.3°F). June records the longest daylight hours of 23.2 hours. Precipitation hits its peak in August at 67mm (2.64"), and the Baltic Sea reflects the summer's warmth with temperatures peaking at 17.3°C (63.1°F) in July.

Autumn weather in Haparanda

Autumn in Haparanda, from September to November, presents a rapid drop in temperatures with highs diminishing from 11.6°C (52.9°F) to -1.2°C (29.8°F) and lows from 4.5°C (40.1°F) to -7.2°C (19°F). Daylight shrinks from 13.1 hours to 5.9 hours. Sea temperatures dip from 12.8°C (55°F) in September to 4.4°C (39.9°F) by November. Rainfall predominantly increases, with the highest average precipitation recorded in October at 64mm (2.52").

Winter weather in Haparanda

Winter spans from December to February in Haparanda, with the coldest conditions observed in these months. Daily high temperatures average from -5°C (23°F) to -6.8°C (19.8°F), and lows fall to an icy -12.8°C (9°F) to -15.1°C (4.8°F). Limited daylight of 3.3 to 4.8 hours and sea temperatures around -0.9°C (30.4°F) accompany the piercing cold. Despite the frigid conditions, precipitation levels remain moderate, averaging between 47mm (1.85") in December to 37mm (1.46") in February.

Weather in January

Haparanda, Sweden experiences a chill in January that resonates with the solid pull of its Northern Latitude. True to the seasonal pattern, the month transitions from frozen landscapes to the hushed mysteries of winter. The sun peeks out for a limited period of 4.8 hours a day, maintaining a subdued daylight. Weather in January »

Weather in February

As Haparanda steps into February, the city remains caught in winter's grasp, albeit a fraction warmer than January. The daylight duration increases, signaling a slow but steady approach towards milder seasons. Despite the lingering cold, the rainfall reduces to 37mm (1.46"), remarking an effervescent stillness to the landscapes. Weather in February »

Weather in March

The weather narrative of March in Haparanda brings promising changes. The city's snow-capped surroundings lead the way to an anticipated spring, although the winter frost still leaves an indelible imprint. March broadens the daylight hours, illuminating the city beautifully. Weather in March »

Weather in April

April weather narrates the onset of spring in Haparanda. The biting winter cold recedes further, breathing life back into the city's landscapes. A steady expansion of daylight hours up to 15.4 h complements the blooming spring. The precipitation undergoes a slight decline to 31mm (1.22"), reflecting the shift in seasons with changing weather characteristics. Weather in April »

Weather in May

May transforms Haparanda with the full glory of spring as it takes center stage. Verdant greenery breathes life into the city, promising the hopeful stanzas of summer. Rising daylight hours grace the city on an expanded timeframe, fueling the spring stories. Weather in May »

Weather in June

June in Haparanda marks the arrival of summer, offering months of anticipated sunshine and warmth. An escalation in sea temperature makes the shoreline more frequented, emanating a vibrant summer backdrop. The city experiences the longest daylight duration in this period, a substantial increase from the earlier months. Weather in June »

Weather in July

Haparanda’s July weather manifests the zenith of summer, bringing an air of contentment to the cityscapes. The extended daylight hours compliment the summer tales, while the azure sea surface stands testimony to the pleasant weather. Weather in July »

Weather in August

Haparanda gently treads into August, preserving the summer warmth but hinting at autumn’s advance. As seas remain pleasantly warm, beach outings remain a highlight for many. The vibrant summer glow begins to fade slightly, subtly shifting towards autumnal hues. Weather in August »

Weather in September

September arrives in Haparanda, and the echoes of summer become faint as autumn takes a stronger hold. The earth-toned ambiance transcends, the city, offering a unique charm. Daylight hours diminish, signaling the imminent Nordic winter. Weather in September »

Weather in October

The October narrative in the chronicles of Haparanda’s weather recount the beauty of autumn falling deeper into the season. The dwindling daylight hours correspond to the falling leaves, marking the onset of the silent winter. Weather in October »

Weather in November

November in Haparanda sketches a tale of transitioning landscapes, as fall steps back to welcome winter. The days become shorter yet, reminding the residents of the impending frosty days. Precipitation remains at a high with 62mm (2.44") rainfall, offering a moist preface to the snowy season. Weather in November »

Weather in December

December encapsulates Haparanda in the throes of full-fledged winter. The minimal daylight hours cast a fascinating aura over the city, adding to the enchanting considerations of the season. Factors such as the cooling sea add to the unique winter charm the city boasts. Weather in December »

Frequently asked questions

What time of the year is the coldest in Haparanda?

In Haparanda, January registers the lowest temperatures, averaging -6.8°C (19.8°F) at the peak and -15.1°C (4.8°F) at the lowest.

How much does it rain in Haparanda?

During the entire year, Haparanda aggregates up to 590mm (23.23") of precipitation.

When is the sea coldest in Haparanda?

The months with the coldest seawater are January and February, with an average sea temperature of -0.9°C (30.4°F).

What is the driest month in Haparanda?

The month with the least rainfall is April, when 31mm (1.22") of precipitation is typically aggregated.

What are the warmest months in Haparanda?

July is the warmest month of the year in Haparanda, Sweden, registering average temperatures as high as 19.9°C (67.8°F) and as low as 11.3°C (52.3°F).

What month is the sea warmest in Haparanda?

July is the month with the warmest seawater, with an average sea temperature of 17.3°C (63.1°F).

When are the longest days in Haparanda?

With an average of 20h and 42min of daylight, July has the longest days of the year.

What is the rainiest month in Haparanda?

August is the month with the most rainfall in Haparanda, Sweden, with 67mm (2.64") of accumulated precipitation.

When is Daylight Saving Time (DST) in Haparanda?

On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.

What is the month with the shortest days in Haparanda?

December has the shortest days of the year in Haparanda, with an average of 3h and 18min of daylight.

Average temperature
Haparanda, Sweden

Average temperature - Haparanda, Sweden

The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is January (-6.8°C).

The month with the highest average low temperature is July (11.3°C).
The coldest month (with the lowest average low temperature) is January (-15.1°C).


Average rainfall
Haparanda, Sweden

Average rainfall - Haparanda, Sweden

The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (31mm).


Average sea temperature
Haparanda, Sweden

Average sea temperature - Haparanda, Sweden

The best month for swimming (with the highest average sea temperature) is July (17.3°C).
The coldest months (with the lowest average sea temperature) are January and February (-0.9°C).


Average daylight
Haparanda, Sweden

Average daylight - Haparanda, Sweden

The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 18min).


Haparanda, Sweden

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