September Weather in Poiana Sibiului, Romania

Last updated: August 27, 2025

September in Poiana Sibiului, Romania offers a delightful mix of mild temperatures and occasional showers, making it an inviting time to explore this picturesque mountain resort. With a maximum temperature of 29°C (84°F) and an average of 14°C (57°F), the days remain pleasantly warm, while nights can dip to a crisp -3°C (27°F). This month sees about 80 mm (3.1 in) of precipitation over 11 days, contributing to the lush landscapes and vibrant hues characteristic of autumn in the Carpathians. The humidity level sits at a comfortable 58%, enhancing the refreshing mountain atmosphere perfect for hiking and enjoying the stunning scenery.

September Temperature in Poiana Sibiului

As September rolls into Poiana Sibiului, you'll notice a refreshing shift in temperatures that captures the essence of early autumn. With minimum temperatures dipping to -3°C (27°F), the days gradually grow cooler, yet the charming warmth of summer lingers, presenting an average of 14°C (57°F) and peak temperatures reaching a comfortable 29°C (84°F). This transitional month beautifully combines the crispness of fall with remnants of summer, making it an ideal time for outdoor adventures. As the foliage begins to change, visitors can relish in the stunning natural beauty while enjoying a range of temperatures that cater to both gentle warm days and cool evenings.

September Weather in Poiana Sibiului: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Poiana Sibiului, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poiana Sibiului, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec263236455461646657484131
Data source: Temperature data for Poiana Sibiului 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.

September Precipitation in Poiana Sibiului

In September, Poiana Sibiului experiences a refreshing transition as summer fades into autumn. With an average precipitation of 80 mm (3.1 in) over approximately 11 days, the month captures the essence of a gentle shift, balancing warmth with increased rainfall. This amount is a notable decrease from the peak of 174 mm (6.9 in) in May but aligns with the tapering off seen in the late summer months. As the days grow shorter and cooler, the rainfall helps rejuvenate the vibrant landscape, making September a serene time to witness nature's subtle transformations. With fewer rainy days compared to the wetter summer months, the atmosphere remains crisp, inviting outdoor exploration amidst the stunning backdrop of autumn foliage.

September Precipitation Trends in Poiana Sibiului

The chart displays monthly precipitation patterns in Poiana Sibiului, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Poiana Sibiului, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4968817617417515312280625694
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poiana Sibiului

September in Poiana Sibiului, Romania, marks a transitional phase in humidity levels as summer fades. With humidity dropping to 58%, the air is noticeably drier compared to the preceding months, with August registering a much lower 51%. This decrease indicates a welcome relief from the summer heat, creating a pleasant atmosphere perfect for outdoor activities. However, as autumn approaches, humidity levels begin to rise again, foretelling a shift towards the wetter months ahead, particularly October and November, where typical readings jump to 80% and 88% respectively. The gentle balance of September's humidity offers a refreshing reprieve, inviting both locals and visitors to savor the beauty of the changing season.

September Average Humidity in Poiana Sibiului

This chart illustrates the average monthly humidity levels in Poiana Sibiului, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Poiana Sibiului is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%86%83%74%70%67%65%51%58%80%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poiana Sibiului

In September, Poiana Sibiului experiences a UV Index of 7, categorizing it as high and allowing for a burn time of about 25 minutes. This marks a shift from the intense summer months, which saw peak UV levels reaching 10 in June and 9 in July and August. As the summer heat fades, the UV levels gradually decline, offering a more moderate sun exposure. Nonetheless, it remains crucial to protect your skin during this time, as even in September, the risk of sunburn persists. For more detailed information, you can check the Poiana Sibiului UV Index.

Maximum UV Index Levels in Poiana Sibiului for September

The chart shows the monthly maximum UV Index (UVI) for Poiana Sibiului in September, 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 September, the maximum UV index in Poiana Sibiului typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Poiana Sibiului September 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.

September Sunshine in Poiana Sibiului

In September, Poiana Sibiului enjoys a delightful 333 hours of sunshine, marking a pleasant transition as summer gives way to autumn. This month continues to bask in the afterglow of a bright season, although the hours of sunshine begin to taper off from the peak of 412 hours in July. As the days grow shorter, September still radiates warmth, significantly more than the coming months like October, which sees a drop to 277 hours. This trend highlights how September stands as a beautiful bridge between the vibrancy of summer and the cooler embrace of fall, inviting visitors to soak in the remaining golden rays before winter's arrival.

Monthly Sunshine Duration in Poiana Sibiului: September Highlighted

The September sunshine duration represents the total number of hours Poiana Sibiului experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec168h218h283h342h380h393h412h399h333h277h214h173h
Data source: Poiana Sibiului September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poiana Sibiului During September

As summer gives way to autumn, September in Poiana Sibiului maintains a promising 50% chance of sunny weather. This marks a slight dip from the peak sunshine of August, which boasts a notable 56% likelihood, yet it remains encouragingly stable compared to the average for the year. Following a pattern, June to August showcases the highest sun probabilities, while September maintains a balance similar to October. This trend suggests that visitors can still enjoy pleasant days and the spectacular autumn scenery, making September an appealing time for outdoor activities in this picturesque Romanian locale.

Percentage of Sunny Days in September in Poiana Sibiului

The chart illustrates the percentage of sunny days in Poiana Sibiului throughout the year, with September 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 Poiana Sibiului experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%39%40%38%36%45%53%56%50%50%36%17%
Data source: Poiana Sibiului September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poiana Sibiului in September

As summer transitions into autumn, September in Poiana Sibiului, Romania, brings a gentle decline in daylight, with the sun gracing the sky for 12 hours each day. This shift marks a departure from the long, sun-drenched days of July and August, where daylight peaked at 15 hours. The month serves as a bridge, blending the lingering warmth of summer with the cooler embrace of fall. With daylight slowly diminishing towards October's 10 hours, September invites residents and visitors alike to savor the fading golden hours, as the vibrant colors of nature begin to transform, hinting at the seasonal changes to come.

Average Daylight Hours in Poiana Sibiului for September

The chart illustrates the variation in daylight duration in Poiana Sibiului throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 6m10h 21m11h 56m13h 33m14h 56m15h 39m15h 17m14h 3m12h 29m10h 52m9h 27m8h 42m
Data source: Poiana Sibiului daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poiana Sibiului

As September arrives in Poiana Sibiului, the gentle caress of the wind begins to shift, with an average speed of 1.9 m/s (4 mph). This marks a slight increase from the quieter months of summer, where the winds were notably calmer at 1.8 m/s. The transition to autumn is evident as temperatures drop and foliage starts to change, accompanied by a subtle breeze that whispers through the trees. Notably, September's wind speed mirrors that of October, both offering a perfect backdrop for outdoor exploration and the enchanting scenery of this tranquil Romanian haven. The winds tend to pick up in November, suggesting a gradual buildup towards winter, creating a delightful interplay of the seasons throughout the year in this beautiful mountainous region.

Average September Wind Speed in Poiana Sibiului

The chart displays monthly wind speed patterns in Poiana Sibiului, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.22.02.12.21.71.81.81.9 m/s1.92.12.2
Data source: Poiana Sibiului September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Poiana Sibiului Compares to Other Months

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

In comparing the weather between September and January, it is evident that these months present stark contrasts. September enjoys a mild average temperature of 14°C (57°F), reaching highs of up to 29°C (84°F), while experiencing relatively moderate humidity levels at 58%. This month also sees a total precipitation of 80 mm (3.1 in) over approximately 11 days. In contrast, January is much colder, with an average temperature plunging to -3°C (26°F) and maximums only reaching 10°C (51°F). The chillier month is accompanied by higher humidity at 91% and less precipitation at 49 mm (1.9 in) spread across 10 days. For more details on January weather, you can visit Poiana Sibiului weather in January.

September and February present starkly different weather patterns. In September, temperatures range from a chilly -3°C (27°F) at night to a comfortable high of 29°C (84°F) during the day, with an average of 14°C (57°F). The month sees 80 mm (3.1 in) of precipitation spread over 11 days and a moderate humidity level of 58%. In contrast, February is much colder, with temperatures hitting a minimum of -17°C (2°F) and only reaching a maximum of 14°C (58°F), giving it an average of 0°C (32°F). This winter month receives 68 mm (2.7 in) of precipitation across 13 days, accompanied by a higher humidity of 86%. To learn more about the specifics of February weather, you can visit Poiana Sibiului weather in February.

September and March present notably different weather conditions, with September featuring a milder temperature range where the minimum is -3°C (27°F) and the average reaches 14°C (57°F), peaking at a comfortable 29°C (84°F). In contrast, March brings colder temperatures, with a minimum of -16°C (4°F) and an average of only 2°C (36°F), along with a maximum of 19°C (66°F). Precipitation levels are similar, with September receiving 80 mm (3.1 in) over 11 days compared to March's 81 mm (3.2 in) over 15 days. Additionally, March experiences higher humidity at 83%, compared to September's 58%. For more detailed insights, you can check out Poiana Sibiului weather in March.

When comparing the weather in September and April, notable differences emerge in temperature and humidity levels. September typically sees milder conditions, with average temperatures ranging from a brisk 14°C (57°F) to a warm 29°C (84°F), while April generally experiences cooler temperatures, peaking at 24°C (75°F) and dipping to a chilly -10°C (15°F). Precipitation is somewhat similar, with September receiving about 80 mm (3.1 in) over 11 days, while April has slightly less at 76 mm (3.0 in) across 12 days. Additionally, April boasts higher humidity at 74%, contrasting with September's lower 58% humidity. For more detailed insights, you can visit Poiana Sibiului weather in April.

September and May exhibit distinct weather characteristics that highlight the transition between seasons. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 29°C (84°F), with an average of 14°C (57°F). The month sees 80 mm (3.1 in) of precipitation over 11 days, along with a moderate humidity level of 58%. In contrast, May experiences slightly warmer temperatures, with a minimum of 0°C (32°F), an average of 12°C (54°F), and a maximum of 25°C (77°F). However, it is significantly wetter, accumulating 174 mm (6.9 in) of precipitation over 22 days and higher humidity at 70%. For a closer look at the weather conditions during this time, you can visit Poiana Sibiului weather in May.

September and June exhibit notable differences in weather patterns. In September, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 29°C (84°F), with an average of 14°C (57°F). The month sees about 80 mm (3.1 in) of precipitation over 11 days and a humidity level of 58%. In contrast, June has slightly milder temperatures, with a minimum of 4°C (40°F), an average of 16°C (62°F), and a maximum that also reaches 29°C (85°F). However, it is much wetter, receiving 175 mm (6.9 in) of rain over 19 days and a higher humidity of 67%. For a deeper look at June weather, you can visit Poiana Sibiului weather in June.

September weather in Poiana Sibiului is characterized by a broader temperature range, with minimums dropping to -3°C (27°F) and maximums reaching up to 29°C (84°F), while averaging around 14°C (57°F). In contrast, July typically experiences warmer temperatures, with minimums at 5°C (42°F) and maximums peaking at 30°C (86°F), resulting in an average of 18°C (64°F). Additionally, September sees less precipitation overall, with 80 mm (3.1 in) across 11 rainy days, compared to July's 153 mm (6.0 in) over 18 days, making July the wetter month. Humidity levels are also slightly higher in July at 65%, while September's humidity is 58%. For more details on July weather, you can check out Poiana Sibiului weather in July.

In comparing the weather of September and August, we observe notable differences in temperature and precipitation patterns. September experiences a broader range of temperatures, with minimums dropping to -3°C (27°F) and maximums reaching up to 29°C (84°F), averaging at 14°C (57°F). In contrast, August maintains a milder climate with minimums of 7°C (44°F), maximums of 32°C (90°F), and an average temperature of 19°C (66°F). Precipitation in September is less than in August, totaling 80 mm (3.1 in) over 11 days compared to August's 122 mm (4.8 in) spread across 13 days. Additionally, September sees slightly higher humidity levels, recorded at 58%, compared to August's 51%. For more detailed information, check out Poiana Sibiului weather in August.

In comparing the weather of September and October, September tends to be warmer with average temperatures reaching 14°C (57°F) and daily highs of up to 29°C (84°F). In contrast, October experiences a significant drop in average temperature to 9°C (49°F), with maximum temperatures peaking at 24°C (75°F). Precipitation is also a factor, as September sees 80 mm (3.1 in) spread over 11 days, while October has slightly less at 62 mm (2.4 in) over 9 days. Notably, October is more humid, with humidity levels rising to 80%, compared to September's 58%. For more detailed information on October conditions, you can check Poiana Sibiului weather in October.

In September, the weather is generally milder, with average temperatures around 14°C (57°F) and daytime highs reaching up to 29°C (84°F). The month sees more sunshine and less humidity at 58%, but also experiences about 80 mm (3.1 in) of precipitation over approximately 11 days. In contrast, November brings cooler temperatures, with an average of just 5°C (41°F), and maximums that top out at 21°C (70°F). The humidity dramatically increases to 88%, and while it experiences slightly less precipitation at 56 mm (2.2 in), it spans 12 days of rain. For more detailed information on the weather during this month, you can check Poiana Sibiului weather in November.

In September, the weather is generally mild, with temperatures ranging from a minimum of -3°C (27°F) to an average of 14°C (57°F) and a maximum of 29°C (84°F). It typically experiences about 80 mm (3.1 in) of precipitation over approximately 11 days, along with a moderate humidity level of 58%.

In contrast, December brings much colder conditions, with temperatures dropping significantly to a minimum of -15°C (5°F), an average of 0°C (32°F), and a maximum of only 13°C (56°F). This month sees an increase in precipitation to 94 mm (3.7 in) over approximately 16 days, coupled with higher humidity at 90%.

For more information on specific conditions, you can check Poiana Sibiului weather in December.

Compare Poiana Sibiului's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poiana Sibiului

September in Poiana Sibiului presents a unique transition in weather, contrasting with the vibrant warmth of summer. While temperatures can still reach a pleasant 29°C (84°F), the average drops to a cool 14°C (57°F), marking the onset of autumnal chill. Occasional drops to -3°C (27°F) remind us that summer's warmth is fleeting. With 80 mm of rainfall spread over 11 days, September is notably wetter, increasing humidity levels to 58%. This blend of mild days and crisp evenings, combined with the enchanting fall colors, creates a perfect backdrop for enjoying the beauty of nature in Poiana Sibiului. Discover more about the unique weather patterns throughout the year at Poiana Sibiului Climate.