September Weather in Poiana, Romania

Last updated: August 27, 2025

In September, Poiana, Romania experiences a delightful transition into autumn, featuring a maximum temperature of 31°C (88°F) and an average of 20°C (68°F). The nights can be cooler, dipping to a refreshing 6°C (43°F). With only 17 mm (0.7 in) of precipitation over the month and a mere 3 days of rain, visitors can enjoy largely dry conditions, though humidity stands at a comfortable 61%. This blend of mild temperatures and manageable moisture creates an ideal setting for outdoor activities amidst the stunning natural beauty of the Carpathians.

September Temperature in Poiana

As September unfolds in Poiana, Romania, the landscape transitions to a gentle embrace of autumn. With temperatures ranging from a minimum of 6°C (43°F) to a maximum of 31°C (88°F), this month offers a delightful blend of warmth and crispness. The average temperature hovers around 20°C (68°F), providing a comfortable climate ideal for both outdoor adventures and leisurely strolls amidst the changing foliage. Compared to the scorching summer months, September marks a gradual cooling trend, making it a perfect time for nature enthusiasts to explore the region's stunning trails before the chill of winter sets in. Whether basking in the remaining warmth or enjoying the refreshing evenings, September in Poiana is truly a captivating experience.

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

The chart illustrates September temperature patterns in Poiana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poiana, 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).
JanFebMarAprMayJunJulAugSepOctNovDec353943516271757668584841
Data source: Temperature data for Poiana 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

September in Poiana, Romania, ushers in a transitional change as summer gives way to the refreshing crispness of autumn. With a modest precipitation amount of 17 mm (0.7 in), it marks one of the driest months of the year, sharing the spotlight with August. The rainfall is confined to a mere three days, reflecting the region's trend of reduced moisture as it moves away from the wetter summer months. This dwindling precipitation hints at the impending arrival of October, which averages 45 mm (1.8 in), reigniting the rainy season. This pattern highlights the contrast in precipitation dynamics as Poiana shifts from the lush greenery of summer to the more temperate, yet wetter, conditions characteristic of fall.

September Precipitation Trends in Poiana

The chart displays monthly precipitation patterns in Poiana, 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, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec434146294186651918454458
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poiana

As summer fades, September in Poiana, Romania, brings a noticeable shift in humidity levels, settling at 61%. This marks a slight increase from August's refreshing 53%, as the region begins to prepare for the crispness of autumn. Following a steady decline from a humid 87% in January to a more comfortable summer low, September's humidity serves as a bridge, hinting at the return of moisture as temperatures cool. With the gradual rise expected in the months ahead, Poiana's vibrant landscapes transform into a symphony of colors, making it a perfect time for outdoor exploration amidst the changing seasons.

September Average Humidity in Poiana

This chart illustrates the average monthly humidity levels in Poiana, 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 is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%76%73%68%65%53%61%77%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poiana

As summer transitions into autumn, the UV Index in Poiana, Romania, begins to taper off, reflecting changing sun angles and shorter days. In September, the UV Index stands at 7, categorized as high, allowing for a more comfortable exposure time of 25 minutes before the risk of sunburn increases. This decline follows the peak summer months of July and August, where the index reached its height at 9, marking a period of very high exposure requiring protective measures. With October around the corner, the UV Index is expected to drop further to 5, signaling a return to moderate levels. For more detailed information, visit Poiana UV Index.

Maximum UV Index Levels in Poiana for September

The chart shows the monthly maximum UV Index (UVI) for Poiana 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 typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Poiana 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

As summer gracefully transitions into autumn, September in Poiana, Romania, offers a delightful retreat with 341 hours of sunshine. This marks a gentle decline from the sun-drenched months of July and August, which bask in over 400 hours of radiant light. The warm hues of early fall make September a prime time for outdoor activities, showcasing the breathtaking landscapes. Following the vibrant warmth of summer, the sunny days of September still provide ample opportunities for hiking and exploring, while hinting at the cozy embrace of October's cooler temperatures. The gradual tapering of sunlight from the peak of summer serves as a reminder of the changing seasons, inviting visitors to savor the last rays of warmth before winter’s arrival.

Monthly Sunshine Duration in Poiana: September Highlighted

The September sunshine duration represents the total number of hours Poiana 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.
JanFebMarAprMayJunJulAugSepOctNovDec159h230h296h348h401h411h430h407h341h286h211h191h
Data source: Poiana September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poiana During September

In Poiana, Romania, September ushers in a promising 58% chance of sunny weather, marking a delightful transition from the sun-soaked summer months of July and August, which boast chances of 73% and 72% respectively. As the year progresses, the likelihood of sunshine generally dips, with September maintaining a relatively high probability compared to the cooler months ahead. This trend highlights September as a rejuvenating period, where the lingering warmth of summer offers opportunities for outdoor activities before autumn takes hold, making it an ideal time to enjoy the natural beauty of the region.

Percentage of Sunny Days in September in Poiana

The chart illustrates the percentage of sunny days in Poiana 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 experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%37%41%40%42%42%73%72%58%34%36%27%
Data source: Poiana September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poiana in September

As summer draws to a close, September in Poiana, Romania offers a gentle transition with approximately 12 hours of daylight. This month marks a gradual decline from the peak of 15 hours enjoyed in June and July, reflecting the subtle shift towards autumn. The trend shows a consistent increase in daylight from the short days of winter in January, which offers merely 9 hours, gradually brightening to a summer crescendo before tapering off again. With each month, the changing light patterns invite both locals and visitors to embrace the stunning colors of the season as nature prepares for the colder months ahead.

Average Daylight Hours in Poiana for September

The chart illustrates the variation in daylight duration in Poiana throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 16m10h 27m11h 56m13h 28m14h 47m15h 26m15h 5m13h 56m12h 28m10h 56m9h 36m8h 54m
Data source: Poiana daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poiana

As September unfolds in Poiana, Romania, the average wind speed gently rises to 3.7 m/s (8 mph), making it a refreshing time for outdoor activities amidst the transition to autumn. This increase follows a trend of varying wind speeds throughout the year, with January and December experiencing the strongest gusts at 4.3 m/s and 4.5 m/s, respectively. Interestingly, the summer months show a dip, with August recording the lowest wind speed at 3.1 m/s. As nature prepares for the cooler months, the September breeze offers a delightful balance, hinting at the seasonal change while still providing a pleasant atmosphere for both locals and visitors.

Average September Wind Speed in Poiana

The chart displays monthly wind speed patterns in Poiana, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.33.64.03.13.43.43.33.13.7 m/s3.93.44.5
Data source: Poiana September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Poiana Compares to Other Months

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

September features a much warmer climate with temperatures ranging from a min of 6°C (43°F) to a max of 31°C (88°F) and an average of 20°C (68°F). With only 17 mm (0.7 in) of precipitation over about three days, the humidity is relatively moderate at 61%. In contrast, January brings frigid temperatures, with a minimum of -15°C (6°F) and an average of just 2°C (35°F), peaking at 16°C (61°F). Precipitation increases to 43 mm (1.7 in) spread across five days, accompanied by higher humidity at 87%. For more detailed information about the January weather, you can visit Poiana weather in January.

September and February present starkly contrasting weather conditions. In September, temperatures range from a comfortable 6°C (43°F) at night to a warm 31°C (88°F) during the day, with an average of 20°C (68°F). The month is relatively dry, receiving only 17 mm (0.7 in) of precipitation over three days and maintaining a humidity level of 61%. In contrast, February is much colder, with temperatures dipping as low as -10°C (14°F), and an average of just 4°C (40°F) during the day, peaking at 19°C (66°F). This winter month experiences heavier precipitation at 41 mm (1.6 in) over six days and a higher average humidity of 83%. For more details on February weather, you can visit Poiana weather in February.

September offers a warm and pleasant transition into autumn, with average temperatures around 20°C (68°F) and maximums reaching 31°C (88°F). This month sees less rainfall, averaging only 17 mm over about three days, making it a drier time with a humidity of 61%. In contrast, March is significantly cooler, with average temperatures only at 6°C (43°F) and a minimum dropping to -12°C (11°F). The month experiences more precipitation, totaling 46 mm across eight days, accompanied by higher humidity at 80%. For a detailed look at what to expect, check out Poiana weather in March.

September and April present quite contrasting weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a pleasant average of 20°C (68°F), peaking at 31°C (88°F), with relatively low precipitation at 17 mm (0.7 in) over just 3 days. The humidity sits at a moderate 61%, making it a generally comfortable month. In contrast, April experiences cooler weather, with temperatures ranging from a minimum of -1°C (30°F) to an average of 11°C (51°F) and a maximum of 25°C (78°F). This month receives more precipitation, with 29 mm (1.2 in) spread over 7 days and a higher humidity level of 76%. For more detailed insights on April weather, you can visit Poiana weather in April.

When comparing the weather in September and May, both months feature similar maximum temperatures, peaking at around 31°C (88°F) in September and 31°C (89°F) in May. However, September enjoys a warmer average temperature of 20°C (68°F) compared to May's cooler average of 17°C (62°F). Precipitation levels also differ significantly; September experiences just 17 mm (0.7 in) of rain over 3 days, while May has a higher total of 41 mm (1.6 in) across 9 days, resulting in a wetter climate. Additionally, May has higher humidity, averaging 73%, compared to September's 61%. For more detailed information, check out Poiana weather in May.

In September, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (88°F), with an average of 20°C (68°F). The month sees relatively low precipitation at 17 mm (0.7 in) over just 3 days, and humidity levels are around 61%. In contrast, June offers warmer conditions, with temperatures starting at a minimum of 10°C (51°F) and reaching up to 33°C (91°F), alongside an average of 22°C (71°F). However, June is much wetter, with precipitation totaling 86 mm (3.4 in) spread across 11 days and slightly higher humidity at 68%. For a closer look at the June weather, you can check out Poiana weather in June.

September typically offers milder temperatures compared to July, with a minimum of 6°C (43°F) and an average of 20°C (68°F), while July sees a higher minimum of 14°C (57°F) and an average of 24°C (75°F). The maximum temperatures also reflect this trend, reaching up to 31°C (88°F) in September, in contrast to July's peak of 34°C (93°F). In terms of precipitation, September is significantly drier, receiving only 17 mm (0.7 in) over 3 days, while July experiences more rainfall, totaling 65 mm (2.6 in) over 7 days. Additionally, humidity levels are slightly higher in July at 65%, compared to 61% in September. For more specific details on the weather in July, you can visit Poiana weather in July.

In comparison to August, September experiences a noticeable drop in temperatures, with average highs of 31°C (88°F) compared to August's sweltering 35°C (95°F), marking a shift from summer's peak heat. Additionally, September's minimum temperature of 6°C (43°F) offers a much cooler start to the day, contrasting sharply with August's milder low of 14°C (57°F). Both months have similar levels of precipitation, averaging 17 mm (0.7 in) in September and 19 mm (0.7 in) in August, with rain occurring on three days in each month. Humidity is slightly higher in September at 61%, compared to 53% in August. For a closer look at conditions in August, check out Poiana weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a comfortable average of 20°C (68°F), peaking at 31°C (88°F). The month sees relatively low precipitation, with only 17 mm (0.7 in) over about 3 days and humidity sitting at 61%. In contrast, October experiences cooler temperatures, with a minimum of 3°C (38°F) and an average of 14°C (58°F), while still reaching a maximum of 28°C (83°F). Precipitation increases significantly in October, totaling 45 mm (1.8 in) across 5 days, along with a rise in humidity to 77%. For more detailed information, check out Poiana weather in October.

In September, the weather is generally warm with average highs reaching up to 31°C (88°F) and a comfortable average of 20°C (68°F). With only 17 mm (0.7 in) of precipitation over about 3 days, conditions are relatively dry, accompanied by a humidity level of 61%. In stark contrast, November brings a significant drop in temperatures, with lows reaching -4°C (25°F) and an average of just 9°C (49°F). November is wetter, too, with 44 mm (1.7 in) of rain spread over approximately 6 days, coupled with increased humidity levels at 85%. For a closer look at what to expect, check out Poiana weather in November.

September and December exhibit striking contrasts in weather patterns. In September, temperatures range from a mild 6°C (43°F) at night to a warm average of 20°C (68°F) and can peak at 31°C (88°F), accompanied by relatively low precipitation of 17 mm (0.7 in) over just 3 days and a moderate humidity of 61%. In contrast, December brings a chill with temperatures dipping as low as -9°C (16°F) at night, an average of only 5°C (41°F), and a maximum of 19°C (66°F). The month is significantly wetter, recording 58 mm (2.3 in) of precipitation over about 10 days, with humidity rising to 86%. For more information, visit Poiana weather in December.

Compare Poiana's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poiana

As summer transitions into autumn, September in Poiana offers a delightful weather experience characterized by a moderate warmth that's more temperate than the peak summer months. With average temperatures hovering around a comfortable 20°C (68°F) and rare but welcomed precipitation, this month strikes a unique balance between the lingering summer heat and the crispness of fall. Humidity levels remain manageable at 61%, ensuring that while the days can still be pleasantly warm, the nights can turn refreshingly cool. For those looking to explore, September presents an ideal climate, unmatched by the extremes of both July's heat and the chill of October. To learn more about the year-round climate specifics, visit Poiana Climate.