May Weather in Gdynia, Poland

Last updated: August 27, 2025

Gdynia, Poland in May experiences a captivating blend of weather elements. With maximum temperatures reaching 24°C (76°F), the month offers a refreshing transition from the chill of spring. The average temperature settles at a comfortable 11°C (52°F), while minimum readings can dip to 0°C (33°F). Expect some rainfall, with 67 mm (2.6 in) of precipitation spread over approximately 13 rainy days, contributing to a humidity level of 76% that enhances the lush scenery. This month is a vibrant showcase of early summer's promise, making Gdynia an inviting destination for exploration and enjoyment.

May Temperature in Gdynia

May in Gdynia, Poland, signals a delightful transition into warmer weather, showcasing a minimum temperature of 0°C (33°F) and a maximum soaring to 24°C (76°F). This month stands out with an average temperature of 11°C (52°F), marking a significant improvement from the cooler spring months. As the city shakes off the last remnants of winter, locals and visitors alike can enjoy increasingly pleasant days, perfect for exploring Gdynia's beautiful seaside and vibrant outdoor spaces. With temperatures on the rise, May invites a refreshing outdoor experience, embodying the essence of spring in this beautiful coastal town.

May Weather in Gdynia: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Gdynia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gdynia, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec343337445262646559514336
Data source: Temperature data for Gdynia generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Gdynia

In May, Gdynia experiences a noticeable spike in precipitation, with 67 mm (2.6 in) of rainfall over approximately 13 days—a slight increase from the preceding months. This trend marks a transition into the wetter part of the year, as the region prepares for the summer season. The month stands out not just for its rainfall but also for its consistency, echoing the fluctuations seen from April’s drier 38 mm (1.5 in). As temperatures warm, the increase in precipitation helps to rejuvenate the vibrant landscapes of Gdynia, turning the city into a lush backdrop for the approaching summer months.

May Precipitation Trends in Gdynia

The chart displays monthly precipitation patterns in Gdynia, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Gdynia, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5445523867651047179855663
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Gdynia

As spring progresses into May in Gdynia, Poland, a noticeable shift in humidity levels brings a breath of fresh air, with the humidity dropping to 76%. This marks a significant decrease from the preceding months, where humidity hovered around 84% in April and remained high at 89% through the winter. The relatively lower humidity in May reflects the transition toward warmer summer months, as both June and July maintain the same humidity level. This dip not only enhances the comfort of outdoor activities but also signals the approach of a vibrant summer, where Gdynia's coastal beauty can be fully appreciated. However, as September rolls in, expect a gradual increase in humidity again, foreshadowing the return of the wetter fall season.

May Average Humidity in Gdynia

This chart illustrates the average monthly humidity levels in Gdynia, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Gdynia is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%84%77%76%76%76%81%86%89%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Gdynia

As spring unfolds in Gdynia, Poland, the UV Index trend rises notably in May, reaching a level of 6, categorized as high exposure. This increase signifies a shift from the moderate levels noted in the earlier months, where March and April recorded indices of 4 and 5 respectively. May's UV Index indicates a reduced burn time of just 25 minutes, urging residents and visitors to prioritize sun protection. Following this peak, the UV Index remains high into June and July, before tapering off slightly in August. Those planning outdoor activities during this time should stay informed and take precautions to safeguard against harmful UV rays. For more detailed insights, visit the Gdynia UV Index.

Maximum UV Index Levels in Gdynia for May

The chart shows the monthly maximum UV Index (UVI) for Gdynia in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Gdynia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765311
Data source: Gdynia May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Gdynia

May brings a vibrant burst of sunshine to Gdynia, Poland, with 418 hours of daylight that beckons residents and visitors alike to embrace outdoor adventures. This month stands out as a bright highlight following a gradual increase in sunshine from 99 hours in January through to 353 hours in April. The progression is a clear indication of spring's awakening, making May an ideal time for picturesque strolls along the coast as the days grow longer and warmer. Following May, sunshine peaks in June at 444 hours, but it's clear that the allure of May’s pleasant weather marks a significant turning point in Gdynia’s annual sunshine journey, inviting all to revel in the beauty of nature as summer approaches.

Monthly Sunshine Duration in Gdynia: May Highlighted

The May sunshine duration represents the total number of hours Gdynia experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec99h191h260h353h418h444h434h392h307h238h152h124h
Data source: Gdynia May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gdynia During May

As May arrives in Gdynia, the anticipation of sunnier days begins to build. With a 40% chance of sunny weather, this month marks a slight dip from April's 41%, highlighting the transition towards the sunnier days of summer. While May's sun probability is indeed lower than the preceding month, it still stands strong compared to the winter months, which linger at a mere 10% to 32%. As the year unfolds, June emerges with a notable 61% chance of sun, indicating a clear upward trend towards warmer, brighter days ahead. Thus, although May may not boast the highest probability of sunshine, it serves as a charming prelude to the radiant summer that follows.

Percentage of Sunny Days in May in Gdynia

The chart illustrates the percentage of sunny days in Gdynia throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Gdynia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%32%36%41%40%61%41%30%36%37%17%22%
Data source: Gdynia May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gdynia in May

In Gdynia, Poland, the daylight duration experiences a significant transformation as the year progresses. Starting in January with just 7 hours of daylight, the length gradually increases, peaking in June with an impressive 17 hours. March marks a noticeable shift into spring, as daylight expands to 11 hours, while April witnesses a more substantial jump to 14 hours. By May, residents enjoy a delightful 16 hours of daylight, embodying the essence of spring's bloom. As summer transitions to autumn, the daylight begins to wane, tapering to 12 hours in September, and eventually settling back down to 8 hours by November. This rhythmic ebb and flow not only defines Gdynia's climate but also shapes the lifestyle of its inhabitants, who eagerly anticipate the longer days of summer after enduring the shorter, darker winter months.

Average Daylight Hours in Gdynia for May

The chart illustrates the variation in daylight duration in Gdynia throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 57m9h 44m11h 53m14h 6m16h 4m17h 6m16h 33m14h 47m12h 38m10h 27m8h 27m7h 22m
Data source: Gdynia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Gdynia

In Gdynia, Poland, the month of May brings a gentle breeze with an average wind speed of 4.7 m/s (10 mph), marking a soft transition into the summer months. This subtle decline from the 4.9 m/s (11 mph) of April suggests a calming shift as the coastal city enjoys the warmer weather. Following a trend of decreasing wind speed, May’s conditions are significantly milder compared to the blustery January and October, which register higher averages of 5.1 m/s (11 mph) and 5.7 m/s (13 mph), respectively. Interestingly, wind speeds begin to increase again in September as autumn approaches, hinting at the powerful gusts characteristic of Gdynia’s seasonal variations. Overall, May's serene winds invite residents and visitors alike to relish the beauty of spring by the Baltic Sea.

Average May Wind Speed in Gdynia

The chart displays monthly wind speed patterns in Gdynia, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.15.55.24.94.7 m/s3.93.94.74.75.75.65.9
Data source: Gdynia May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Gdynia Compares to Other Months

Weather in Gdynia varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Gdynia, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January showcase a stark contrast in weather patterns. In May, temperatures range from a chilly 0°C (33°F) to a warm 24°C (76°F), with an average of 11°C (52°F), making it a much more pleasant month overall. The precipitation in May is somewhat higher at 67 mm (2.6 in) over about 13 days, accompanied by a moderate humidity level of 76%. In contrast, January experiences much colder temperatures, with a minimum of -13°C (8°F) and an average of just 1°C (34°F), peaking at 10°C (51°F). The winter month sees slightly lower precipitation at 54 mm (2.1 in) over 12 days but has a higher humidity level of 89%, which can make the air feel even colder. For a detailed look at the weather conditions during this winter month, check out Gdynia weather in January.

May and February present stark contrasts in weather conditions. In May, temperatures range from a chilly 0°C (33°F) at night to a comfortable high of 24°C (76°F) during the day, with an average of 11°C (52°F). The month experiences about 67 mm (2.6 in) of precipitation spread across 13 days, along with a humidity level of 76%. In contrast, February is considerably colder, with temperatures dipping as low as -13°C (9°F) and averaging just 1°C (34°F). The maximum temperature reaches only 13°C (55°F), and while precipitation is lower at 45 mm (1.8 in) over 11 days, the humidity is higher at 89%. For more detailed insights on February weather specifics, you can refer to Gdynia weather in February.

In comparing the weather of May and March, a notable transition from cold to mild is evident. March features a minimum temperature of -13°C (9°F) and an average of just 3°C (37°F), while May brings much warmer conditions, with average temperatures reaching 11°C (52°F) and a maximum of 24°C (76°F). Precipitation levels in March are slightly lower at 52 mm (2.0 in) compared to May's 67 mm (2.6 in), though both months experience rain on approximately 13 days. Additionally, March has higher humidity at 88%, while May's humidity is 76%, making the latter more comfortable overall. For those interested in more detailed insights, you can explore Gdynia weather in March.

When comparing the weather between April and May, it’s evident that May experiences milder temperatures with an average of 11°C (52°F) compared to April's cooler average of 7°C (44°F). The maximum temperature in May also reaches a pleasant 24°C (76°F), surpassing April's high of 20°C (69°F). However, May brings more precipitation, with 67 mm (2.6 in) falling over 13 days, whereas April sees less rain at 38 mm (1.5 in) over 9 days. Additionally, May has a slightly lower humidity level at 76% compared to April's 84%. For more detailed information, you can check the Gdynia weather in April.

May sees a range of temperatures from a chilly minimum of 0°C (33°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (52°F). The month averages 67 mm (2.6 in) of precipitation over 13 days and maintains a humidity level of 76%. In contrast, June experiences warmer conditions, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 29°C (85°F), averaging 17°C (63°F). Precipitation slightly decreases to 65 mm (2.6 in) across 10 days, while humidity remains consistent at 76%. For a detailed outlook on June weather, visit Gdynia weather in June.

When comparing the weather in May and July, a noticeable shift in temperature and precipitation patterns emerges. May experiences cooler temperatures, with a minimum of 0°C (33°F) and an average of 11°C (52°F), peaking at a maximum of 24°C (76°F). In contrast, July warms up significantly, where the minimum temperature is 10°C (50°F) and the average rises to 18°C (65°F), reaching a maximum of 30°C (86°F). Precipitation is also more pronounced in July, totaling 104 mm (4.1 in) over 15 days compared to May's 67 mm (2.6 in) across 13 days, while humidity remains consistent at 76% for both months. For a more detailed look at conditions during this summer month, check out this link: Gdynia weather in July.

In May, the weather is characterized by cooler temperatures, with averages around 11°C (52°F) and a maximum of 24°C (76°F), making it a transitional month as spring unfolds. The month sees a fair amount of precipitation, totaling 67 mm (2.6 in) over 13 days, accompanied by a relatively high humidity level of 76%. In contrast, August enjoys warmer temperatures, with an average of 18°C (65°F) and highs reaching up to 29°C (85°F), providing a more summery atmosphere. Although August experiences slightly more rainfall at 71 mm (2.8 in) over the same number of rainy days, the humidity remains constant at 76%. For those interested in exploring the weather specifics, check out Gdynia weather in August.

May and September showcase distinct weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a comfortable 24°C (76°F) during the day, with an average temperature of 11°C (52°F). Rainfall is quite frequent, with about 67 mm (2.6 in) of precipitation spread over 13 days and humidity levels around 76%. In contrast, September experiences milder nighttime temperatures, starting at a minimum of 6°C (43°F) and reaching up to 28°C (83°F) during the day, averaging 15°C (59°F). Precipitation increases slightly to 79 mm (3.1 in) over 12 days, accompanied by a higher humidity of 81%. For more specific details on weather conditions in September, you can check Gdynia weather in September.

In comparing the weather between May and October, both months feature an average temperature of around 11°C (52°F), but their extremes differ significantly. May enjoys warmer highs, reaching up to 24°C (76°F), while October’s peak is a cooler 20°C (68°F). Additionally, October experiences more precipitation, with 85 mm (3.4 in) over 16 days compared to May's 67 mm (2.6 in) across 13 days. The humidity also rises in October, peaking at 86%, compared to May's 76%. For a closer look at what to expect during this time, check out Gdynia weather in October.

In May, temperatures in Gdynia range from a minimum of 0°C (33°F) to a comfortable maximum of 24°C (76°F), with an average temperature of 11°C (52°F). The month sees about 67 mm (2.6 in) of precipitation over 13 days, accompanied by a humidity level of 76%. In contrast, November brings colder temperatures, with a range from -4°C (26°F) to a maximum of 15°C (59°F) and an average of 6°C (43°F). Although it experiences slightly less precipitation at 56 mm (2.2 in) across 15 days, humidity rises to 89%, creating a chillier and damp atmosphere. For more detailed information, you can check Gdynia weather in November.

May and December present starkly contrasting weather characteristics. In May, temperatures range from a minimum of 0°C (33°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (52°F), and the month sees around 67 mm (2.6 in) of precipitation over 13 days at a relative humidity of 76%. In contrast, December experiences chillier conditions, with temperatures dipping as low as -9°C (17°F) and peaking at only 10°C (50°F), resulting in an average temperature of just 2°C (36°F). Precipitation is slightly less at 63 mm (2.5 in), but it occurs on more days, totaling 15, and the humidity rises to 89%. For more detailed information, you can visit Gdynia weather in December.

Compare Gdynia's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Gdynia

In May, Gdynia experiences a delightful transition from the chill of winter to the warmth of summer. With average temperatures rising to a comfortable 11°C and peak highs reaching 24°C, it heralds an inviting atmosphere ideal for outdoor activities. Unlike the dreariness of the earlier months, May brings a bit more sunshine and a slight uptick in humidity at 76%, creating a vibrant, lush environment. However, be prepared for sporadic rain, as the month sees approximately 13 days of precipitation totaling around 67 mm. These changes make May a unique month, setting the stage for a blossoming summer. For more on what to expect throughout the year, visit Gdynia Climate.