The climate of Gdynia
Gdynia, situated Along the coast of the Baltic Sea in northern
Poland, boasts a Cfb climate, known as the Marine west coast, characteristic of a warm summer according to the Köppen climate classification. This oceanic climate is influenced by the Baltic Sea's proximity, with moderate temperatures throughout the year and no dry season.
Average high temperatures range from 2°C (35.6°F) in the winter months to as high as 22.7°C (72.9°F) in the summer, with the warmest month typically being
July. In contrast, the lowest average temperatures fluctuate between -3.2°C (26.2°F) in the winter to 14.8°C (58.6°F) in the summer, with the coldest month usually being
January. Relative humidity hovers above 60% across the year, reaching the height in
December at 87% and the lowest mark in
May at 63%.
Precipitation is evenly spread across the year, with rainfall amounts ranging from 37mm (1.46") in
April to a maximum of 75mm (2.95") in
August. The town sees rainfall on average 14 to 19 days each month, with the highest frequency occurring in
November. Snowfall is primarily limited to the winter season, peaking at eleven days in January. Alongside these, daylight hours range from a low of 7.4 hours in December to a high of 17.2 hours in
June.
One unique feature of the Gdynia climate is the clear pattern in sea temperatures. These rise from a low average of 2.2°C (36°F) in
March to a peak of 19.1°C (66.4°F) in August before declining back to lower values.
The best time to visit Gdynia
Considering
Gdynia's climate, the Summer months from
June to
August are widely considered the best time to visit. During this period, average high temperatures range from 18.4°C (65.1°F) to 22.7°C (72.9°F), and rainfall is still moderate, although these months do witness the highest average rainfall amounts of 60mm (2.36") to 75mm (2.95"). Yet, the town is lively, with ample daylight lasting around 16.6 to 17.2 hours, adding more hours for sightseeing. Furthermore, the Baltic Sea's temperature rises to an inviting range of 14.9°C (58.8°F) to 19.1°C (66.4°F), making it perfect for bathing and other water activities.
The worst time to visit Gdynia
The winter months of
December to
February mark the most challenging time to visit
Gdynia. During this time, the cold is intense, with average high temperatures as low as 2°C (35.6°F) to 4.3°C (39.7°F) and lows plunging to -3.2°C (26.2°F) to 0.6°C (33.1°F). December also has the least daylight with just 7.4 hours. Additionally, these months record high snowfall days, with
January reaching up to eleven days of snowfall. Sea temperatures also drop to a frigid 2.7°C (36.9°F) to 5.9°C (42.6°F), making it unsuitable for swimming.
Spring weather in Gdynia
In
Gdynia, Spring heralds a moderate change in the weather from
March to
May. During these months, the average high temperature progressively warms from 6.2°C (43.2°F) in March to 16.8°C (62.2°F) in May. Similarly, the low temperature ranges from -1.7°C (28.9°F) to 7.2°C (45°F). The rainfall also increases from 48mm (1.89") in March to 60mm (2.36") in May, and the average number of rainy days rises from 13 to 16 days. The sea temperature remains relatively low in Spring, warming from 2.2°C (36°F) in March to 10°C (50°F) in May. Daylight hours also increase steadily from 11.9 hours in March to 16.1 hours in May, signaling the arrival of longer and sunnier days.
Summer weather in Gdynia
The summer season in
Gdynia, between
June and
August, is generally warm and humid. Average high temperatures rise from 20.4°C (68.7°F) in June to 22.7°C (72.9°F) in
July and then slightly diminish to 22.5°C (72.5°F) in August. The low temperature is from 11.4°C (52.5°F) to 14.8°C (58.6°F). Rainfall peaks in August with an average of 75mm (2.95"), with 16 to 17 days of precipitation per month. In contrast, sea temperatures climb to their warmest, from 14.9°C (58.8°F) in June up to 19.1°C (66.4°F) in August. Accompanied by long daylight hours, ranging from 16.6 hours to 17.2 hours, the Summer season is optimal for outdoor activities and sea adventures.
Autumn weather in Gdynia
Autumn in
Gdynia, from
September to
November, is characterized by cooling temperatures and increased rainfall. The average high temperature drops from 18.4°C (65.1°F) in September to 7.6°C (45.7°F) in November. Similarly, the low temperature decreases from 11.8°C (53.2°F) to 3.7°C (38.7°F). Rainfall averages from 71mm (2.8") in September to 61mm (2.4") in November, with 14 to 19 days of rainfall. The daylight hours start to decrease from 12.7 hours in September to 8.5 hours in November. Meanwhile, the sea temperature cools from 17.3°C (63.1°F) in September down to 9.7°C (49.5°F) in November.
Winter weather in Gdynia
Winter in
Gdynia spans from
December to
February and can be very cold and frosty. The average high temperature dips from 4.3°C (39.7°F) in December to 2°C (35.6°F) in February, while the average low temperature ranges from 0.6°C (33.1°F) to -3.2°C (26.2°F). Snow is typical in these months, with up to 11 days of snowfall in
January. Rainfall levels fluctuate between 58mm (2.28") to 47mm (1.85"), with 15 to 16 rainy days. The sea temperature further drops to a chilly level of 5.9°C (42.6°F) in December and 3.3°C (37.9°F) in February. Daylight is limited, shrinking from 7.4 hours in December to 8 hours in February, providing limited daylight hours for outdoor activities.
Weather in January
January in
Gdynia,
Poland, exhibits a sharp, crisp winter climate, marked by a combination of low temperatures and snowfall. This month is characterized by the lowest average high temperature of 2°C (35.6°F) and the coldest average low temperature of -3.2°C (26.2°F).
Weather in January » Weather in February
As
Gdynia transitions from
January to
February, a subtle rise in temperatures is detectable. The town experiences an increment in average high temperature to 2.8°C (37°F), as well as in mean low temperature to -2.1°C (28.2°F).
Weather in February »Weather in March
As spring draws nearer in
March, the winter gradually relinquishes its grip on
Gdynia. One significant shift away from the winter trend is evident in 6.2°C (43.2°F) average temperature highs. Outdoor endeavors start to ditch ice skates for early spring pursuits, taking advantage of the climbing mercury.
Weather in March »
Weather in April
April brings notable transition in
Gdynia’s weather, signaling the departure of winter and the advent of spring. The frequency of snowfall drops to a mere two days, with temperature highs and lows reaching 11.6°C (52.9°F) and 3.7°C (38.7°F) respectively.
Weather in April » Weather in May
Gdynia celebrates the full arrival of spring during
May, observed in the vivacious display of blooming landscapes. The mean sea temperature jumps to 10°C (50°F), a fair leap from
April’s, introducing milder sea breezes. With no snowfall throughout May, the emphasis shifts to rainfall, providing the city's greenery the nourishment it requires to flourish.
Weather in May » Weather in June
June marks the onset of summer in
Gdynia, welcoming visitors with warmer temperatures and increased humidity. The town experiences its most extended daylight hours of 17.2h, providing ample time to immerse in the city's summer festivities.
Weather in June »
Weather in July
July, as the heart of the summer in
Gdynia, attracts both locals and tourists to its array of outdoor activities and events. Hits a temperature peak with highs soaring to an average of 22.7°C (72.9°F), it records the hottest month.
Weather in July » Weather in August
Approaching the end of summer,
August in
Gdynia continues its warmth, with only a slight decrease from
July's temperature highs. This month witnesses the year's warmest mean sea temperature of 19.1°C (66.4°F), maximizing beach and water activities.
Weather in August »Weather in September
Entering autumn,
September witnesses a marked shift in
Gdynia's weather. Significant drops in temperature are evident, with highs averaging 18.4°C (65.1°F). However, the sea still invites with its 17.3°C (63.1°F) mean temperature, permitting extended seaside excursions.
Weather in September »
Weather in October
Progressing further into autumn,
October presents a pronounced change in
Gdynia's climate. The town's trees start to put on their autumnal hues, painting a canvas of vibrant yellows and oranges against the cooler backdrop. Even though changes in the landscape are compelling, the town remains full of activity, with autumn events peppering the calendar.
Weather in October »Weather in November
November conveys the arrival of late fall in
Gdynia, heralding the pre-winter phase. The average high temperatures dip to 7.6°C (45.7°F), complimented by a low of 3.7°C (38.7°F). Gdynia’s landscape shows a stark contrast to the colorful autumnal palette, with bare trees and grey skies outlining the impending winter.
Weather in November » Weather in December
December greets
Gdynia with the full force of winter, as the mercury drops further, recording an average high of 4.3°C (39.7°F). Snowfall reappears, gracing the city with a white mantle on approximately seven days. The winter chill, while biting, brings an air of festivity to the town, as preparations for the holiday season get underway.
Weather in December »