Climate and monthly weather forecast
Raahe, Finland

Based on the Köppen climate classification, Raahe, Finland, falls under the Dfc category, also known as the Subarctic climate. Positioned geographically in northern Europe, this town experiences severe winters, no dry season, and cool summers. The climatic pattern displays substantial variations in different weather parameters throughout the year.

Sea temperature in Raahe experiences a wide range of fluctuations from the beginning to the end of the year. A freezing plunge in the sea temperature to -0.3°C (31.5°F) is observed in February, whereas a warm climb to 16.2°C (61.2°F) occurs in July. It reflects the extreme cold the sea endures in the winter months and the relative warmth it receives during the summer.

The amount of daylight also varies significantly in Raahe. The shortest daylight is available in December of only around 4.1 hours, whereas the longest daylight lasts for about 21.3 hours in June. This alternating daylight pattern signifies the region's northern location, succumbing to long nights in winter and extended days during the summer.

Unique weather patterns stand out across Raahe's climate. For instance, December is marked by minimal daylight, whereas June enjoys the maximum daylight. The sea experiences the coldest temperature in February and reaches its warmest situation in July.

The optimal months for a visit to Raahe are between June and July. During this period, the sea temperature varies from 16°C (60.8°F) to 16.2°C (61.2°F), providing a comfortable environment for various water activities. Moreover, these months are graced with the maximum daylight ranging from 19.9 hours to 21.3 hours. The longer daylight hours allow tourists to explore and indulge in several outdoor activities around the town.

Winter months, particularly December through February, are the least suitable for a visit to Raahe. During these months, the sea temperature falls significantly from 2.5°C (36.5°F) to -0.3°C (31.5°F) presenting an inhospitable condition for waterborne activities. Further, the amount of daylight reduces dramatically from 6.4 hours to 4.1 hours, restricting the window for sightseeing and outdoor engagement.

The weather in Raahe during spring from March to May experiences noticeable shifts. The sea temperature undergoes a steady rise, starting from 0.3°C (32.5°F) in March and reaching 2.3°C (36.1°F) by May. Daylight hours also show an uptrend, extending from 11.8 hours in March to considerable 18.7 hours by the end of May.

Summer in Raahe from June to August is marked by a significant increase in both sea temperature and daylight hours. The sea temperature fluctuates from 16°C (60.8°F) to 12.7°C (54.9°F) providing a pleasant setting for aquatic activities. In terms of daylight, the variance is from 21.3 hours to 16.5 hours, offering ample hours of daylight for various activities.

Fall in Raahe, from September to November, features a downward trend in weather elements. The sea temperature trends down from 7.8°C (46°F) in September to a chilly 2.5°C (36.5°F) by November. The available daylight hours also decline from 13.1 hours in September to 6.4 hours by November.

The winter months in Raahe, from December to February, witness a severe fall in both sea temperature and daylight hours. The sea becomes extremely cold, dropping from 2.5°C (36.5°F) in December to -0.3°C (31.5°F) by February. Daylight is reduced drastically from 4.1 hours in December to 5.4 hours by the end of February. This time of the year comprises of long nights and extreme cold temperatures.

January in Raahe, Finland, is defined by the cold sea temperatures averaging around 0°C (32°F) and stark weather. Daylight is limited with an average of only 5.4 hours per day. The icy chill brought by the sub-zero sea temperatures marks this month as one of the harshest in Raahe, Finland. Weather in January »

February carries forward the cold weather pattern of January in Raahe, Finland, where the daylight hours increase slightly to 8.5 hours daily. Notably, sea temperatures drop further from 0°C (32°F) to -0.3°C (31.5°F) increasing the severity of the cold. Weather in February »

A shift in weather patterns marks the arrival of March in Raahe, Finland. The daylight duration stretches to 11.8 hours daily, heralding the onset of spring. Interestingly, sea temperatures nudge up from -0.3°C (31.5°F) in February to 0.3°C (32.5°F) in March. Weather in March »

April in Raahe, Finland witnesses a substantial increase in daily sunlight hours to 15.2 along with continuously rising sea temperatures shedding off the winter cold. With an unusual shift, sea temperatures plummet further to -0.4°C (31.3°F) in April compared to March's 0.3°C (32.5°F). Weather in April »

As May arrives in Raahe, Finland, the daily sunlight average shoots up significantly to 18.7 hours, hinting at the forthcoming summer season. Sea temperatures experience a tremendous rise from -0.4°C (31.3°F) to 2.3°C (36.1°F). Weather in May »

The month of June in Raahe, Finland, is characterized by the anticipation of the much-awaited summer months. Sunlight averages peak to their highest at 21.3 hours per day. The sea temperatures escalate remarkably to 9.7°C (49.5°F) from May's 2.3°C (36.1°F), marking a massive increase. Weather in June »

July, as the height of summer in Raahe, Finland, heralds longer, warmer days. The sea temperatures continue their bump, rising from June’s 9.7°C (49.5°F) to settle at a comfortable 16°C (60.8°F). Bearing the hallmark of summer's peak, this month carries a strong sense of the season. Weather in July »

In August, the city of Raahe, Finland sees weather conditions that mark the winding down of summer. Daylight durations tip down slightly from 21.3 to 19.9 hours daily. Sea temperatures, however, display a minor increase moving from 16°C (60.8°F) in July to 16.2°C (61.2°F) in August. Weather in August »

September arrives as a jarring reminder of the impending winter in Raahe, Finland. Daylight averages reduce notably to 13.1 hours daily. Importantly, September sees a significant drop in sea temperatures from 16.2°C (61.2°F) down to 12.7°C (54.9°F). Weather in September »

October in Raahe, Finland, is characterized by diminishing sunlight averages decreasing to 9.7 hours. Sea temperatures follow suit with a decline from 12.7°C (54.9°F) to 7.8°C (46°F). Both the scaling-down sea temperatures and the reduced daylight durations signify the strengthening grip of autumn. Weather in October »

November carries with it increased intensity of cold in Raahe, Finland. Daylight averages fall further to 6.4 hours daily, emphasising the approaching winter. Observably, sea temperatures plummet from 7.8°C (46°F) to 5.2°C (41.4°F) in November. Weather in November »

By December, Raahe, Finland retreats into the cold clutches of the winter season again. The realm of daylight diminishes dramatically to 4.1 hours daily. Sea temperatures drop to an average low of 2.5°C (36.5°F) during this month. Weather in December »