August Weather in Gdynia, Poland

Last updated: August 27, 2025

August in Gdynia, Poland, showcases a vibrant climate that attracts visitors and locals alike. The maximum temperature can soar to 29°C (85°F), while the average temperature remains a comfortable 18°C (65°F), making it ideal for outdoor activities. However, residents should be prepared for some variability, as the minimum temperature dips to 9°C (49°F) during cooler nights. Rainfall is common in August, with a total precipitation of 71 mm (2.8 in) spread over 13 days, complemented by a relatively high humidity level of 76%. This mix results in lush landscapes and a refreshing coastal ambience, perfect for exploring all that Gdynia has to offer.

August Temperature in Gdynia

In August, Gdynia, Poland experiences a delightful transition into late summer, marked by mild temperatures that encourage outdoor activities. The month begins with a minimum temperature of 9°C (49°F), climbing to an average of 18°C (65°F), and peaking at a comfortable 29°C (85°F). This trend reflects a notable warmth compared to the cooler months preceding it, particularly July, which also offers similar maximum temperatures but starts at a higher minimum. As summer begins to wane, visitors can enjoy the pleasant climate, making it an ideal time to explore the stunning coastal scenery and vibrant local culture. Overall, August balances warmth and comfort, perfect for enjoying everything Gdynia has to offer before the cooler months set in.

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

The chart illustrates August 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, August 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.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Gdynia

In August, Gdynia experiences a moderate level of rainfall, with 71 mm (or 2.8 inches) recorded over 13 days. This marks a noticeable decrease from the deluge of 104 mm in July, which was the wettest month of the year. The summer months generally see higher precipitation, as indicated by May and June with 67 mm and 65 mm respectively. Notably, as Gdynia transitions into September, precipitation begins to rise again, peaking in October at 85 mm. This trend of fluctuating rainfall highlights the coastal city's dynamic climate, where the summer warmth brings moisture that often shifts dramatically as autumn approaches.

August Precipitation Trends in Gdynia

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

August in Gdynia, Poland, marks a continuation of the summer's consistent humidity levels, settling at a comfortable 76%. This figure mirrors the humidity experienced in the preceding months of June and July, showcasing a trend of stable moisture in the air as summer reaches its zenith. As the year progresses, humidity begins to rise again in September, hinting at the shift towards fall. Interestingly, Gdynia experiences higher humidity during the winter months, with levels soaring back to 89% by January, creating a stark contrast to the summer months. This pattern emphasizes the region's maritime climate, where moisture rhythms play a vital role in its overall weather experience.

August Average Humidity in Gdynia

This chart illustrates the average monthly humidity levels in Gdynia, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Gdynia

In August, Gdynia, Poland experiences a high UV Index of 6, indicating increased sun intensity and a burn time of just 25 minutes for unprotected skin. This trend marks a slight decline from July's peak while still requiring caution during outdoor activities. Following the vibrant summer months of June and July, which both recorded a UV Index of 7, August maintains significant sun exposure, highlighting the importance of sun protection even as summer begins to wane. As the seasons transition, September will usher in a lower UV Index of 5, reminding us that vigilance against UV rays remains essential. Stay informed and protect yourself while enjoying the beautiful coastal days of summer by checking the latest updates on the Gdynia UV Index.

Maximum UV Index Levels in Gdynia for August

The chart shows the monthly maximum UV Index (UVI) for Gdynia in August, 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 August, the maximum UV index in Gdynia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765311
Data source: Gdynia August 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.

August Sunshine in Gdynia

In August in Gdynia, Poland, the sun shines brightly with an impressive 392 hours of sunlight, marking one of the peak months of the year. This vibrant month comes on the heels of a strong summer, following closely behind July's 434 hours. As the season progresses, August showcases a slight decline in sunshine, hinting at the imminent transition to autumn, with September's hours dipping further to 307. Overall, the data reveals a steady increase in sun-drenched days from the chilly 99 hours of January to the robust sunlight of summer, illustrating the region's dramatic seasonal shifts and the warmth that August brings before the days begin to shorten.

Monthly Sunshine Duration in Gdynia: August Highlighted

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

Chance of Sun in Gdynia During August

In Gdynia, the chances of enjoying sunny weather in August dip to 30%, which indicates a notable decrease compared to the peak of summer in June when the likelihood rises to an impressive 61%. Following a slightly brighter July, August reflects a retreat in sunshine, continuing a trend of fluctuating weather patterns throughout the year. This decline not only marks the transition towards the cooler months ahead but also emphasizes the variability of summer weather in coastal Poland. As autumn approaches, Gdynia's shoreline may become less bathed in sunlight, offering a reminder of the fleeting nature of long summer days.

Percentage of Sunny Days in August in Gdynia

The chart illustrates the percentage of sunny days in Gdynia throughout the year, with August 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 August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gdynia in August

In Gdynia, Poland, August marks a transitional phase as the daylight begins to taper off after the peak summer months. With 14 hours of daylight, this vibrant month offers ample time to enjoy the area's beautiful beaches and picturesque landscapes. Comparing it to the earlier summer days of June and July, which boast 17 and 16 hours of sunlight respectively, August still retains a generous amount of daylight. As the city prepares for the onset of autumn, the gradual decline in daylight hours becomes apparent, setting the stage for the more subdued light of September and October. This seamless shift reflects the natural rhythm of the seasons, inviting both locals and visitors to savor the last warm days of summer before the shorter, cooler days of autumn settle in.

Average Daylight Hours in Gdynia for August

The chart illustrates the variation in daylight duration in Gdynia throughout the year, with August 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.

August Winds in Gdynia

In Gdynia, Poland, the August wind brings a refreshing touch to the summer air, with an average speed of 4.7 m/s (10 mph). This marks a slight increase from the gentle breezes felt in the preceding months of June and July, both at 3.9 m/s (9 mph). Interestingly, August's winds signal a transitional phase, as they align with the early autumn months of September and October, which see a subtle uptick in wind speeds, with 4.7 m/s (11 mph) in September and rising to 5.7 m/s (13 mph) by October. This trend suggests a gradual resurgence of more dynamic weather patterns as summer wanes, creating an enchanting atmosphere for strolls along the Baltic coast. Thus, August in Gdynia serves as a refreshing bridge between the calm of summer and the briskness of autumn.

Average August Wind Speed in Gdynia

The chart displays monthly wind speed patterns in Gdynia, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.15.55.24.94.73.93.94.7 m/s4.75.75.65.9
Data source: Gdynia August wind data, generated using information from the Copernicus Climate Change Service.

How August 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 August’s weather to other months in Gdynia, focusing on differences in temperature, rainfall, humidity, and UV levels.

August and January present strikingly contrasting weather conditions. In August, temperatures range from a mild 9°C (49°F) to a warm 29°C (85°F), with an average of 18°C (65°F). The month sees approximately 71 mm (2.8 in) of precipitation over about 13 days, while the humidity is moderately high at 76%. In stark contrast, January experiences much colder temperatures, dipping as low as -13°C (8°F) and only reaching a maximum of 10°C (51°F), with an average of just 1°C (34°F). The precipitation in January is 54 mm (2.1 in) over 12 days, accompanied by a higher humidity level of 89%. For a more detailed look at January's weather, you can visit Gdynia weather in January.

In comparing the weather between August and February, we see notable contrasts in temperature and conditions. August boasts a much warmer climate, with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (85°F), paired with moderate precipitation of 71 mm (2.8 in) spread over 13 days. In contrast, February is significantly colder, featuring average temperatures that hover around 1°C (34°F), with lows dipping to -13°C (9°F) and highs reaching only 13°C (55°F). While February experiences less precipitation at 45 mm (1.8 in) over 11 days, it also has higher humidity levels at 89%, compared to August's 76%. For more details on February weather, you can check out Gdynia weather in February.

August and March present contrasting weather conditions. In August, temperatures range from a minimum of 9°C (49°F) to a maximum of 29°C (85°F), with an average of 18°C (65°F), creating a warm and humid atmosphere characterized by 76% humidity and 71 mm (2.8 in) of precipitation over 13 days. In stark contrast, March experiences much colder temperatures, with a minimum of -13°C (9°F) and a maximum of 14°C (58°F), averaging just 3°C (37°F). While precipitation is slightly less at 52 mm (2.0 in) over the same number of days, the humidity is higher at 88%. For a closer look at March weather in Gdynia, visit Gdynia weather in March.

When comparing the weather in August to that in April, it's clear that August is significantly warmer, with average temperatures reaching 18°C (65°F) compared to April's cooler average of 7°C (44°F). While April can experience minimum temperatures as low as -3°C (26°F), August typically maintains a minimum of 9°C (49°F). Additionally, August averages a higher maximum temperature of 29°C (85°F), whereas April peaks at 20°C (69°F). In terms of precipitation, August sees more rain, accumulating 71 mm (2.8 in) over about 13 days, while April has a lighter 38 mm (1.5 in) spread over 9 days. Humidity levels are also notable, with April being slightly more humid at 84% compared to August's 76%. For more detailed information about Gdynia's weather in April, you can visit Gdynia weather in April.

In comparing the weather conditions of August and May, we see notable differences in temperature and precipitation patterns. August typically experiences a broader temperature range, with minimums around 9°C (49°F) and maximums peaking at 29°C (85°F), resulting in a comfortable average of 18°C (65°F). In contrast, May has cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 24°C (76°F), leading to an average of just 11°C (52°F). While both months see approximately 13 days of precipitation, August receives slightly more rain at 71 mm (2.8 in) compared to May's 67 mm (2.6 in). Interestingly, both months share the same humidity level of 76%, making the air feel similarly muggy. For more detailed insights on May weather, you can visit Gdynia weather in May.

When comparing the weather of August and June, both months experience similar maximum temperatures, reaching up to 29°C (85°F). However, August tends to be slightly warmer overall, with an average temperature of 18°C (65°F) compared to June's 17°C (63°F). In terms of precipitation, August has a bit more rainfall, with 71 mm (2.8 in) over 13 days, while June sees 65 mm (2.6 in) over 10 days. Despite these differences, both months maintain a high humidity level of 76%. For more detailed information on June weather, you can visit Gdynia weather in June.

In July, temperatures are slightly warmer with a minimum of 10°C (50°F), an average of 18°C (65°F), and a maximum of 30°C (86°F), while August sees a minor dip in the minimum temperature to 9°C (49°F) and a maximum of 29°C (85°F). Precipitation is more significant in July, totaling 104 mm (4.1 in) over 15 days compared to August's 71 mm (2.8 in) over 13 days. Both months experience similar humidity levels of 76%. For more detailed weather information, check out Gdynia weather in July.

August and September present a gradual transition in weather patterns. August tends to be slightly warmer, with average temperatures around 18°C (65°F) and a maximum of 29°C (85°F), while September sees a drop in the average to 15°C (59°F) and a minimum temperature of 6°C (43°F). Precipitation increases in September, reaching 79 mm (3.1 in) over 12 days, compared to August's 71 mm (2.8 in) over 13 days. Humidity is also higher in September at 81%, compared to 76% in August. This slight increase in humidity may contribute to a more overcast feel, especially with the upcoming change of seasons. For more details on September's weather, you can refer to Gdynia weather in September.

August tends to be warmer and more favorable for outdoor activities, with average temperatures around 18°C (65°F) and maximums reaching up to 29°C (85°F). In contrast, October experiences cooler temperatures, averaging only 11°C (51°F) and peaking at 20°C (68°F), making it a chilly month overall. While August has a relatively lower precipitation level of 71 mm over 13 days, October sees an increase in rainfall, totaling 85 mm across 16 days, along with a rise in humidity to 86%. For more details on what to expect during this month, you can check Gdynia weather in October.

In comparing the weather between August and November, noticeable differences emerge both in temperature and humidity. August enjoys warmer temperatures, with an average of 18°C (65°F) and highs reaching up to 29°C (85°F), while November presents a cooler climate, with average temperatures dropping to 6°C (43°F) and maximums of only 15°C (59°F). Additionally, November experiences increased humidity at 89%, compared to August's 76%. Despite August's slightly higher precipitation total of 71 mm (2.8 in) over 13 days, November's 56 mm (2.2 in) occurs over 15 days, suggesting a more consistent, if lighter, rainfall pattern. For more detailed information about November weather, check out Gdynia weather in November.

August and December present stark contrasts in weather patterns. In August, temperatures generally range from a pleasant 9°C (49°F) at night to a warm 29°C (85°F) during the day, accompanied by moderate humidity levels at 76%. This summer month experiences around 71 mm (2.8 in) of precipitation over approximately 13 days, making it a season characterized by milder, wetter weather.

In contrast, December brings a significant drop in temperature, with nighttime lows plunging to -9°C (17°F) and daytime highs peaking at just 10°C (50°F). The month has slightly less precipitation at 63 mm (2.5 in), yet it occurs over a few more days (15 days), and humidity rises to 89%, creating a colder, damp atmosphere. For more detailed information, you can visit Gdynia weather in December.

Compare Gdynia's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Gdynia

August in Gdynia stands out as a vibrant month where warm temperatures and higher humidity create a lively coastal atmosphere. Unlike the cooler earlier months, the melting summer heat often peaks, providing an enjoyable backdrop for outdoor activities. However, it also brings occasional rain, with a notable 71 mm of precipitation spread over 13 days, balancing the warmth with refreshing showers. With an average temperature of 18°C, August invites both beachgoers and nature lovers alike to enjoy the city's beautiful landscape. For a deeper understanding of the climate patterns throughout the year, explore more at Gdynia Climate.