Last updated: August 27, 2025
In August, Poznan, Poland experiences a delightful blend of summer warmth and occasional rainfall. With maximum temperatures reaching up to 34°C (93°F) and an average of 20°C (68°F), the month invites outdoor exploration and vibrant city life. However, temperatures can dip to a refreshing 6°C (43°F) at night, offering a cool respite. Visitors can expect 63 mm (2.5 in) of rainfall over approximately 10 days, with an average humidity of 67%, creating a lush and inviting atmosphere. Whether you’re wandering through historic streets or enjoying the lush parks, August in Poznan promises a unique charm sure to captivate any traveler.
In August, Poznan experiences a delightful transition into warmth, with temperatures reflecting the peak of summer. The average temperature reaches a comfortable 20°C (68°F), making it an ideal time for outdoor activities and exploring the city's vibrant atmosphere. Daily highs can soar to 34°C (93°F), providing plenty of sun-soaked days to enjoy. Nights remain pleasant, with lows only dipping to 6°C (43°F). This month marks a notable warmth compared to the earlier summer months, as July and August vie for the title of the hottest periods in Poznan. The gradual rise in temperature from May through August emphasizes the city’s lively summer charm, drawing both locals and tourists to bask in the sun before the cooler months arrive.
August in Poznań experiences a moderate precipitation level, averaging 63 mm (2.5 in) over approximately 10 days of rain. This marks a slight decrease from the preceding month of July, which is typically the wettest with 99 mm (3.9 in) distributed over 12 days. Notably, August maintains a consistent pattern in the region's summer climate, where rain is more prevalent than in the cooler months. While summer is generally wetter, transitioning into autumn, September follows closely with 59 mm (2.3 in) of rainfall. Thus, August acts as a transitional month, bridging the peak of summer rain with the gradual tapering off as Poznań heads towards autumn. Overall, the precipitation trends point to a humid summer, paving the way for a drier fall.
In Poznań, Poland, August brings a notable transition in humidity levels, maintaining a consistent 67% that aligns with the preceding summer months. This figure reflects a significant drop from the chilly humidity peaks of winter, which soar as high as 90% in January and February. As the city moves through spring and into early summer, humidity begins to taper off, illustrating a gradual shift toward a more comfortable atmosphere. However, as autumn approaches in September, humidity rebounds slightly to 78%, hinting at the return of the more humid conditions characteristic of the colder months. This pattern underscores Poznań's dynamic climate, where migration from dry summer air to the dampness of autumn creates an engaging weather narrative throughout the year.
In August, Poznan, Poland experiences a UV Index of 7, indicating a high exposure category that encourages sun protection measures during outdoor activities. This trend showcases a slight dip from the peak of 8 seen in both June and July, yet it remains significant enough that visitors and locals should still exercise caution. With a burn time of approximately 25 minutes, it’s essential to apply sunscreen and seek shade frequently. As summer wanes and September approaches, the UV Index is expected to gradually decrease to 6, signaling the transition into milder conditions. For a detailed overview of UV levels throughout the year, explore Poznan UV Index.
UV Risk Categories
August in Poznań, Poland, shines brightly with 383 hours of sunshine, marking it as one of the sunniest months of the year. This delightful weather is a continuation of the robust summer, following June's peak at 420 hours and July's 414 hours. The increasing trend from February's mere 191 hours up to the summer months illustrates a gradual yet satisfying rise in sunlight that energizes the city. As summer wanes, August’s radiant days give way to September’s 288 hours, reminding residents and visitors alike of the fleeting beauty of summer warmth before the cooler months arrive, bringing a significant drop in sunshine hours. Overall, the sunny progression through the year creates a vibrant contrast to the dimmer winter months that follow.
In August, Poznan, Poland experiences a 31% chance of sunny weather, reflecting a slight dip from the preceding months. This trend shows a notable peak in sunny days during June (50%), followed by a decline in July (33%) and further to August. Despite the summer ambiance, the sunshine probability remains moderate, aligning with the fluctuating patterns of earlier months, where sunny days gradually increase from January's 14% and plateau around midsummer, before beginning a subtle decline into autumn. Overall, while August boasts a fair chance of sunshine, it is accompanied by the anticipation of the temperamental weather that characterizes late summer in Poland.
In Poznan, Poland, August marks a transition from the vibrant peak of summer to the gentle approach of autumn. With approximately 14 hours of daylight, this month offers a delightful balance between sunlight and cooler breezes, making it an ideal time for outdoor activities. The trend from June and July, when daylight stretches to a maximum of 16 hours, begins to wane, but the lingering brightness still invites late-night strolls and summer gatherings. As the days gradually shorten into September, the sunlight continues to retreat, dipping to 12 hours, underscoring the seasonal shift. This pattern reflects a rhythmic dance of nature, where each month presents its unique charm, and August acts as a bridge between the sun-drenched days of summer and the tranquil, cooler days ahead.
As summer wanes, August in Poznan is characterized by a gentle breeze, with an average wind speed of 3.2 m/s (7 mph)—a slight uptick from the calmer months of June and July. This trend of gradually increasing wind speed leading into autumn is evident, as April to May experiences a steady rise, culminating in an uptick of winds through late summer into fall. While August's breezes might be lighter than the approaching autumn gusts—reaching 3.9 m/s (9 mph) in October—the wind's presence offers a refreshing contrast against the warm summer backdrop. As the months progress, Poznan's coastal whispers hint at the change of seasons, setting the stage for richer autumn experiences ahead.
Weather in Poznan varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Poznan, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January in Poznan present a striking contrast in weather conditions. August enjoys a warm climate with average temperatures around 20°C (68°F), peaking at a maximum of 34°C (93°F), and is characterized by a relatively comfortable humidity level of 67%. However, it also experiences precipitation over approximately 10 days, totaling 63 mm (2.5 in). In stark contrast, January plunges to much colder temperatures, with averages around 1°C (34°F) and lows reaching as low as -18°C (1°F). Although it has slightly less precipitation, at 46 mm (1.8 in) over 11 days, the higher humidity of 90% can contribute to a bone-chilling feel. For more detailed insights, check out Poznan weather in January.
August and February present stark contrasts in weather conditions. In August, temperatures range from a mild 6°C (43°F) at night to a warm 34°C (93°F) during the day, with an average of 20°C (68°F). The month experiences about 63 mm (2.5 in) of precipitation over approximately 10 days, and humidity levels hover around 67%. In contrast, February is much colder, with temperatures varying from a minimum of -15°C (5°F) to a maximum of 17°C (63°F), averaging just 2°C (35°F). During this month, precipitation is lower at 44 mm (1.7 in) and occurs over 9 days, but the humidity is higher at 90%. For more detailed information about February weather, check out Poznan weather in February.
In comparing the weather between August and March, it's evident that the two months present remarkably different climates. August boasts a warm temperature range with a minimum of 6°C (43°F), an average of 20°C (68°F), and a maximum reaching 34°C (93°F), along with moderate precipitation of 63 mm (2.5 in) over about 10 days, yielding an average humidity of 67%. In contrast, March experiences much colder temperatures, with a minimum of -14°C (6°F), an average of 4°C (40°F), and a maximum of 19°C (67°F). Precipitation is somewhat lower at 43 mm (1.7 in) but occurs over slightly more days, totaling around 11, and the humidity is notably higher at 87%. For those specifically interested in March weather, you can find more information here: Poznan weather in March.
When comparing the weather in April and August, we see significant differences in both temperature and humidity. April experiences cooler temperatures with a minimum of -3°C (26°F) and an average of 9°C (48°F), while August offers much warmer conditions, with a minimum of 6°C (43°F) and an average of 20°C (68°F), peaking at a high of 34°C (93°F). Precipitation is also a factor, with April recording 34 mm (1.4 in) over 9 days and August slightly wetter at 63 mm (2.5 in) over 10 days. Interestingly, April has a higher humidity level at 80%, compared to August's 67%. For more detailed insights, you can check Poznan weather in April.
August and May exhibit distinct weather patterns, with August typically offering warmer temperatures. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), averaging around 20°C (68°F). In contrast, May sees a cooler spectrum, with temperatures ranging from 0°C (32°F) to 30°C (86°F) and an average of 13°C (56°F). Both months experience similar precipitation levels—63 mm (2.5 in) in August and 68 mm (2.7 in) in May—though May has one more day of rainfall. Notably, the humidity remains constant at 67% for both months, highlighting a consistently humid atmosphere. For more detailed information, check out Poznan weather in May.
When comparing the weather in August and June, we see some interesting similarities and differences. August boasts a slightly higher minimum temperature of 6°C (43°F) and an average of 20°C (68°F), while June starts off with a minimum of 4°C (40°F) but can spike higher with a maximum of 37°C (98°F). Both months experience comparable precipitation levels, with August receiving 63 mm (2.5 in) over 10 days and June slightly wetter at 69 mm (2.7 in) across 11 days. Humidity remains consistent in both months at 67%, contributing to a mild and humid summer atmosphere. For a more detailed look at June weather, check out Poznan weather in June.
In comparing the weather of July and August, we see slight variations in temperature and precipitation patterns. July tends to have a broader temperature range, with minimums of 7°C (45°F) and maximums reaching up to 37°C (99°F), averaging around 19°C (67°F). In contrast, August features a marginally cooler minimum of 6°C (43°F) and a higher average of 20°C (68°F), while maximum temperatures reach up to 34°C (93°F). Rainfall is noticeably higher in July, with total precipitation at 99 mm (3.9 in) over 12 days, compared to August's 63 mm (2.5 in) over 10 days. Both months share similar humidity levels at 67%, providing a warm and pleasant atmosphere for outdoor activities. For more detailed information about July weather specifics, visit Poznan weather in July.
August tends to be warmer than September, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), while September sees lower averages between 3°C (37°F) and 33°C (92°F). Although both months experience similar levels of precipitation, with around 63 mm (2.5 in) in August and 59 mm (2.3 in) in September, September is characterized by higher humidity at 78% compared to August's 67%. This shift in weather can result in a cooler and more humid atmosphere as summer transitions to autumn. For a detailed overview of September weather, visit Poznan weather in September.
In August, temperatures in Poznan range widely, with a minimum of 6°C (43°F) and an average of 20°C (68°F), peaking at 34°C (93°F). The month experiences about 63 mm (2.5 in) of precipitation across 10 days, coupled with a moderate humidity level of 67%. In contrast, October brings significantly cooler temperatures, with minimums dropping to -3°C (27°F) and averages at 11°C (52°F), while the maximum temperature reaches a mild 24°C (76°F). Interestingly, October also sees a similar amount of precipitation at 61 mm (2.4 in), but spread over 11 days and with higher humidity at 84%. For a more detailed forecast, please visit Poznan weather in October.
August and November present markedly different weather conditions. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), with a warm average of 20°C (68°F), and a relatively lower humidity of 67%. Precipitation is more frequent during this month, occurring over 10 days with a total of 63 mm (2.5 in). In contrast, November brings much cooler temperatures, with a minimum of -5°C (23°F) and an average of only 6°C (43°F). The maximum temperature is 18°C (65°F), and the humidity increases to 89%. Rainfall is less frequent in November, with a total of 40 mm (1.6 in) spread over 8 days. For more details on weather patterns, check out Poznan weather in November.
In August, Poznan experiences a warm and humid climate, with average temperatures around 20°C (68°F) and maximums reaching as high as 34°C (93°F). Rainfall is moderate, with about 63 mm (2.5 in) over approximately 10 days, and humidity levels are relatively high at 67%. In stark contrast, December brings a chilly atmosphere, where average temperatures drop to just 2°C (36°F) and can plummet to a minimum of -17°C (2°F). Though precipitation decreases slightly to 47 mm (1.8 in) across 11 days, the humidity rises significantly to 92%. For a detailed look at December weather, visit Poznan weather in December.
August in Poznań offers a vibrant departure from the cooler months, boasting warm temperatures that can peak at 34°C (93°F), making it one of the hottest months of the year. While the average temperature hovers around a comfortable 20°C (68°F), the nights can drop to a brisk 6°C (43°F), adding a refreshing contrast to the daytime heat. The month sees about 63 mm (2.5 in) of precipitation spread over 10 days, which is relatively moderate compared to the spring months. With humidity levels around 67%, August strikes a balance between warmth and pleasantness. For those looking to explore more about the city's overall climate, be sure to visit Poznan Climate.