Last updated: August 27, 2025
In Białowieża, Poland, September brings a mild yet dynamic climate, characterized by a maximum temperature of 28°C (82°F) and an average of 14°C (58°F), making it an ideal time for outdoor exploration. Visitors may experience cooler nights, with temperatures dipping to a minimum of 0°C (33°F). This month typically sees 11 days of precipitation, accumulating around 69 mm (2.7 in) of rain, contributing to the lush greenery of the region. With an average humidity of 72%, the air feels refreshing, enveloping one in the vibrant beauty of early autumn in this UNESCO World Heritage site.
September in Białowieża, Poland, marks a delightful transition into autumn, with temperatures beginning to cool down after the warm summer months. The month opens with a gentle chill, featuring a minimum temperature of 0°C (33°F), while the days are pleasantly warm, peaking at a maximum of 28°C (82°F). This results in an inviting average of 14°C (58°F), making September an ideal time for outdoor adventures amid the stunning natural landscapes of the region. As the month progresses, the warmth gradually yields to cooler conditions, hinting at the approaching fall. With such a comfortable climate, September invites both locals and visitors to explore the breathtaking Białowieża Forest, before the more frigid temperatures of October set in.
In September, Bialowieza experiences a moderate precipitation total of 69 mm (2.7 in), consistent with the late summer trend of increasing rainfall. This month's precipitation is slightly lower than the peak experienced in August, which saw 93 mm, but aligns with the overall average for the fall season. With 11 rainy days throughout the month, September maintains a balanced rhythm of showers that helps transition the lush landscape from summer's abundance to autumn's crispness. As the leaves begin to change, this steady moisture supports the vibrant ecosystem characteristic of this beautiful region in Poland.
As the summer fades, September in Białowieża, Poland, welcomes a noticeable shift in atmospheric conditions, with humidity levels rising to 72%. This increase can be seen as a gentle transition from the relatively stable summer months, where humidity consistently hovered around 60% from June to August. The onset of autumn often brings a refreshing dampness to the air, hinting at the upcoming cooler months. While still lower than the winter peaks, September's humidity sets the stage for the gradual climb towards the 88% humidity seen in October, embodying the enchanting cycle of nature that characterizes this lush corner of Poland.
As summer transitions to autumn in Bialowieza, Poland, the UV Index in September settles at a moderate level of 5. While this marks a decrease from the peak of 8 observed in June and July, it still calls for mindful sun exposure. With a burn time of approximately 30 minutes, locals and visitors alike should take precautions, especially during midday. This month serves as a gentle reminder that while the days are shortening and temperatures are cooling, UV radiation remains a noteworthy consideration. For more detailed insights into the UV Index throughout the year, check out Bialowieza UV Index.
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In September, Bialowieza basks in 292 hours of sunshine, a charming transition as summer gracefully yields to autumn. The month marks a noticeable decline in daylight compared to the peak of June and July, which boast 429 and 428 hours respectively, yet keeps the vibrant spirit of summer alive. As the days grow shorter, the light showcases the stunning autumnal foliage, creating a picturesque landscape that invites exploration. This seasonal shift sets the stage for October's further reduction to 226 hours, as the forest prepares for a tranquil winter slumber. Embracing the warmth of September's sun, locals and visitors alike relish the last golden rays before the chill of autumn settles in.
In Bialowieza, Poland, the likelihood of sunny weather sees a notable shift as the year progresses, peaking during the summer months. From a modest 11% chance of sunshine in January, the percentages gradually rise, hitting 53% in June before tapering off again. By September, the chance of sun stands at 33%, reflecting the transition towards autumn. While this is a slight decrease compared to the summer highs, it still offers a respectable opportunity for enjoying the outdoors amidst the tail end of summer warmth. As the seasons change, the sun becomes a cherished presence, especially after the overcast months preceding it.
As summer gracefully transitions into autumn, September in Białowieża, Poland offers a delightful balance of daylight, with approximately 12 hours of sunshine. This month marks a noticeable decrease from the peak of summer, where the days stretch to 16 hours in June and July. The gradual descent from the longer, sun-soaked days of summer begins, but September still enjoys a generous share of light, making it an ideal time for outdoor activities and exploring the stunning natural landscapes. With daylight diminishing as October approaches, this month serves as a gentle reminder of the changing seasons, blending the warmth of late summer with the crispness of fall.
In Bialowieza, Poland, the winds of September bring a gentle breeze, with an average speed of 3.5 m/s (8 mph), marking a subtle shift from the summer's calmer gusts. As the year progresses, the wind patterns reflect a notable evolution; the months of June and July exhibit the lowest speeds at 2.8 m/s (6 mph), creating a serene atmosphere ideal for leisurely walks among the ancient trees. By September, the winds pick up slightly, hinting at the approaching autumn. As the cooler months of October and November arrive, wind speeds escalate to 4.3 m/s (10 mph) and 4.4 m/s (10 mph), respectively, infusing the air with a crispness that invigorates the landscape. This gradual increase in wind velocity as the seasons change captures the essence of nature's rhythm in Bialowieza, where each gust tells a story of transition and transformation.
Weather in Bialowieza varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bialowieza, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather. September enjoys a mild climate, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), while the average temperature hovers around 14°C (58°F). The month sees around 69 mm (2.7 in) of precipitation over approximately 11 days, accompanied by a humidity level of 72%. In contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -23°C (-8°F) and peaking at just 9°C (49°F), leading to an average temperature of -2°C (29°F). Despite the drop in temperature, January experiences less precipitation at 45 mm (1.8 in) but higher humidity levels at 93%, also across 11 days. For a more detailed view of conditions during this winter month, check Bialowieza weather in January.
September and February present notably contrasting weather conditions. In September, temperatures range from a cool 0°C (33°F) at night to a warm 28°C (82°F) during the day, with an average of 14°C (58°F). This month experiences about 69 mm (2.7 in) of precipitation over 11 days, accompanied by a humidity level of 72%, making it feel relatively mild. In stark contrast, February brings much colder temperatures, with a minimum of -19°C (-2°F), an average of -1°C (31°F), and a maximum of only 12°C (54°F). Precipitation in February is lower at 41 mm (1.6 in) spread across 10 days and the humidity rises to 90%, contributing to the chilly atmosphere. For more detailed insights, you can explore Bialowieza weather in February.
September and March present contrasting weather patterns, reflecting the transition between summer and the onset of spring. In September, temperatures typically range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), with an average of 14°C (58°F), accompanied by a moderate amount of precipitation totaling 69 mm (2.7 in) over 11 days. The humidity level is relatively comfortable at 72%. In contrast, March is notably colder, with temperatures ranging from a minimum of -17°C (1°F) to a maximum of 18°C (64°F), averaging just 3°C (37°F). This month sees less precipitation at 39 mm (1.6 in) spread over 12 days, but the humidity rises to 88%, creating a damp chill in the air. For more details, check out this link: Bialowieza weather in March.
In comparing the weather between September and April, we see distinct differences in temperature, precipitation, and humidity. September tends to be warmer, with average temperatures around 14°C (58°F), peaking at 28°C (82°F), while April's average temperature is cooler at 8°C (46°F) and reaches a maximum of 27°C (81°F). Precipitation is slightly higher in September at 69 mm (2.7 in) over 11 days compared to April's 47 mm (1.9 in) over 10 days. Additionally, April has a higher humidity level at 77%, compared to September's 72%. For more detailed information about April weather, visit Bialowieza weather in April.
When comparing the weather between September and May, we notice some distinct differences. September typically offers a wider temperature range, with minimums around 0°C (33°F) and maximums reaching up to 28°C (82°F), while May slightly dips to a minimum of -1°C (30°F) but can get as warm as 31°C (88°F) on hotter days. Precipitation levels are similar, with September receiving 69 mm (2.7 in) over approximately 11 days, compared to May's 81 mm (3.2 in) across 13 days. Humidity is also higher in September at 72%, whereas May boasts a lower average humidity of 59%. For more detailed insights into May weather, you can check Bialowieza weather in May.
In comparing the weather of September and June, a noticeable trend in temperature can be observed. June experiences warmer conditions with average temperatures around 19°C (66°F) and highs reaching up to 33°C (92°F), while September cools down, averaging 14°C (58°F) and peaking at 28°C (82°F). Both months receive similar amounts of precipitation—69 mm (2.7 in)—but June has slightly fewer rainy days at 10 compared to September's 11. Additionally, humidity levels are lower in June at 59%, compared to 72% in September, making the latter feel more humid overall. For further details on June weather specifics, you can refer to Bialowieza weather in June.
In comparing the weather between September and July, we see notable differences in temperature and precipitation. July typically enjoys warmer temperatures, with a minimum of 7°C (46°F) and a maximum of 33°C (92°F), resulting in an average of 19°C (67°F). In contrast, September has a cooler range, starting at a minimum of 0°C (33°F) and peaking at 28°C (82°F), yielding an average temperature of 14°C (58°F). Precipitation levels are also higher in July, with 87 mm (3.4 in) over 14 days, compared to September's 69 mm (2.7 in) across 11 days. Additionally, September tends to be more humid at 72%, whereas July sees lower humidity at 60%. For more detailed insights, you can refer to the Bialowieza weather in July.
In comparing the weather between September and August, September tends to be cooler, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), while August sees warmer temperatures, with a minimum of 6°C (44°F) and a maximum of 33°C (91°F). August also experiences more precipitation, totaling 93 mm (3.7 in) over 12 days, compared to September's 69 mm (2.7 in) across 11 days. Additionally, September has higher humidity at 72%, compared to August's 60%, contributing to a more muggy atmosphere as summer begins to transition into fall. For a more detailed look at August weather, you can visit Bialowieza weather in August.
In September, temperatures range from a chilly 0°C (33°F) at night to a warm 28°C (82°F) during the day, with an average of 14°C (58°F). The month sees about 69 mm (2.7 in) of precipitation over 11 days and maintains a humidity level of 72%. In contrast, October experiences cooler temperatures, with minimums dipping to -2°C (28°F) and daily highs reaching only 22°C (72°F), averaging around 9°C (49°F). Precipitation decreases slightly to 63 mm (2.5 in) across the same number of rainy days, but humidity rises to 88%. For more detailed information, check out Bialowieza weather in October.
September and November showcase a significant transition in weather patterns. In September, temperatures range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), with an average of 14°C (58°F), creating a warm and relatively pleasant atmosphere. The month experiences about 69 mm (2.7 in) of precipitation over 11 days and a humidity level of 72%, which adds to the overall comfort.
In contrast, November sees a drop in temperatures, with a minimum of -8°C (18°F), an average of 5°C (40°F), and a maximum of 17°C (63°F). The month is cooler and more humid, with 91% humidity, and experiences less rainfall, totaling 37 mm (1.5 in) over just 9 days. This shift marks a move towards colder winter conditions, highlighting the stark difference in climate between the two months. To learn more about the specifics of November weather in Bialowieza, you can check out Bialowieza weather in November.
In September, the weather is considerably warmer, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), and an average of 14°C (58°F). The month sees a moderate level of rainfall, totaling 69 mm (2.7 in) over approximately 11 days, with a humidity level of 72%. In contrast, December brings much colder temperatures, with a minimum of -15°C (6°F) and a maximum of 11°C (53°F), averaging around 0°C (33°F). Although December has slightly less precipitation at 56 mm (2.2 in) over 13 days, the humidity rises significantly to 93%, contributing to a much chillier atmosphere. For more detailed information, check out Bialowieza weather in December.
September in Bialowieza marks a transition into cooler, more temperate conditions compared to the warmer summer months. With average temperatures settling at a refreshing 14°C (58°F), it's a time when nature begins to embrace its autumn colors. Rainfall is moderately frequent, with about 11 days experiencing precipitation, resulting in a humidity level of 72% that enhances the lush greenery of the surrounding forests. This month invites outdoor enthusiasts to explore the breathtaking landscapes before the chill of winter fully sets in. To discover more about Bialowieza's unique climatic features throughout the year, check out Bialowieza Climate.