September Weather in Poiana, Romania

Last updated: August 27, 2025

In September, Poiana, Romania experiences mild temperatures that create an inviting atmosphere for visitors. The maximum temperatures can soar up to 36°C (97°F), while the average hovers around 19°C (67°F), providing a comfortable climate for outdoor activities. Although the minimum temperature can drop to a chilly 1°C (34°F), this variation adds to the region's charm. With only 23 mm (0.9 in) of precipitation spread over just 3 days, the month enjoys primarily dry conditions, complemented by a moderate humidity level of 57%. Whether you're hiking through the stunning landscapes or relaxing indoors, September's weather in Poiana promises a delightful experience.

September Temperature in Poiana

In September, Poiana, Romania transitions into a mild autumn, offering a refreshing escape from the summer heat. With temperatures ranging from a chilly 1°C (34°F) at night to a pleasant average of 19°C (67°F) during the day, visitors can expect comfortable days perfect for outdoor activities. The warmth peaks at a delightful 36°C (97°F), providing ample opportunity to relish the vibrant fall scenery. As the month progresses, the cool evenings hint at the approaching winter, creating a charming contrast to the lingering warmth of the day. This balance of temperatures makes September an enticing time to explore Poiana's natural beauty, before the chill of winter sets in.

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).
JanFebMarAprMayJunJulAugSepOctNovDec323743536371747667554536
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

In September, Poiana, Romania, experiences a noticeable drop in precipitation, with only 23 mm (0.9 in) of rain recorded over just 3 days. This decline marks a shift from the wetter summer months, highlighting a transition into the autumn season. Compared to the heavier rains of June (127 mm) and July (94 mm), September's lighter showers feel almost refreshing. This pattern suggests a drying trend as the region prepares for the cooler months ahead, with precipitation expected to increase again in October, when the average rises to 68 mm (2.7 in) over a week’s worth of rain. Such fluctuations not only affect the local landscape but also influence various seasonal activities, making September a charming yet drier time in Poiana.

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.
JanFebMarAprMayJunJulAugSepOctNovDec4142634478127943523684465
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 transitions to autumn in Poiana, Romania, September brings a noticeable increase in humidity, settling at 57%. This marks a subtle rebound from the 48% experienced in the preceding month, as the dry warmth of August gives way to more temperate conditions. When viewed against the backdrop of the year, September's humidity reflects a trend of rising moisture levels that typically escalate as the colder months approach, with October seeing a sharp jump to 79%. This gradual shift hints at the impending winter, where humidity levels climb back to the higher ranges, peaking at 88% in January and December. Such fluctuations offer a clear reminder of Poiana’s seasonal rhythm, where each month ushers in its own unique atmospheric characteristics.

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.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poiana

In September, Poiana, Romania, experiences a high UV Index of 7, signaling a shift from the peak summer months. As outdoor enthusiasts revel in the pleasant weather, it's crucial to remain sun-smart, as the burn time decreases to 25 minutes, indicating the need for protective measures. Following the very high UV levels of July and August, September marks a gentle decline while still offering ample sun exposure. This seasonal transition from the high risks of summer allows for enjoyable activities, but the vigilance surrounding UV safety should remain a priority. For detailed insights into UV levels throughout the year, 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 begins to wane, September in Poiana, Romania, offers a delightful balance of sunshine, with 343 hours of radiant daylight. This marks a gentle decline from the intense sunshine of July and August, which recorded 425 and 404 hours, respectively. The transition to autumn is evident as the days become shorter, yet September maintains a charming warmth, inviting outdoor activities and scenic adventures. Following a peak in sunshine during the vibrant summer months, this slight drop in hours reflects the seasonal shift, making September a wonderful time to explore Poiana's stunning landscapes before the colder months set in.

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.
JanFebMarAprMayJunJulAugSepOctNovDec168h230h291h344h395h405h425h404h343h287h209h189h
Data source: Poiana September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poiana During September

As summer transitions to autumn, the likelihood of sunny weather in September in Poiana, Romania, stands at a promising 59%. This figure reflects a noticeable decline from the peak of 70% in both July and August, yet remains significantly higher than the early months of the year. The gradual increase in sunny days from January’s 27% to September’s current rate suggests a welcoming shift in weather patterns, making this month an appealing time for visitors who wish to bask in the remaining warmth of the season. With the charm of golden hues painting the landscape, September offers a beautiful blend of sunshine and the anticipation of autumn's arrival.

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.
JanFebMarAprMayJunJulAugSepOctNovDec27%37%42%40%41%43%71%70%59%40%38%24%
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 14m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m
Data source: Poiana daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poiana

As September arrives in Poiana, Romania, the winds begin to shift slightly, bringing an average speed of 2.6 m/s (6 mph). This marks a gentle increase from the calmer days of summer, where June and July saw the lowest average winds at 1.9 m/s (4 mph) and 2.4 m/s (5 mph), respectively. The air starts to refresh as autumn approaches, with September's winds subtly echoing those of early spring. Notably, the wind speeds gradually rise again in October, reaching 3.0 m/s (7 mph), suggesting a seasonal trend where the breezes pick up as the year progresses and the landscape transitions to cooler, more invigorating months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.72.72.62.71.92.42.42.6 m/s3.02.42.7
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 and January present starkly contrasting weather patterns. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 36°C (97°F), with an average of 19°C (67°F). The month experiences relatively low precipitation, totaling 23 mm (0.9 in) over just three days, resulting in a humidity level of 57%. In contrast, January is defined by its frigid conditions, with temperatures plunging to a minimum of -23°C (-10°F) and peaking at 15°C (59°F) for an average of 0°C (32°F). The month is wetter, with precipitation of 41 mm (1.6 in) spread over seven days, leading to a much higher humidity of 88%. For more details, check out Poiana weather in January.

September and February present quite contrasting weather conditions. In September, temperatures oscillate from a chilly minimum of 1°C (34°F) to a warm maximum of 36°C (97°F), with an average of 19°C (67°F). The month experiences relatively low precipitation at 23 mm (0.9 in) over just three days, and humidity levels average around 57%. In contrast, February is much colder, with minimum temperatures dropping to -15°C (5°F) and an average of 3°C (38°F), peaking at a mild 21°C (69°F). This month sees higher precipitation levels totaling 42 mm (1.7 in) spread over eight days, accompanied by a significant increase in humidity at 85%. For more on February weather specifics, check Poiana weather in February.

September and March present strikingly different weather patterns. September typically enjoys warmer temperatures, with average highs around 19°C (67°F) and peaks reaching up to 36°C (97°F). The month experiences relatively low precipitation of 23 mm (0.9 in) over just 3 days, and humidity stands at 57%. In contrast, March ushers in colder conditions, featuring an average temperature of 6°C (44°F) and dipping as low as -19°C (-2°F). This month is much wetter, with 63 mm (2.5 in) of precipitation spread across 10 days and higher humidity levels at 82%. For more detailed insights into the weather during March, you can check out Poiana weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a chilly 1°C (34°F) at night to a warm average of 19°C (67°F) during the day, with daytime highs potentially reaching up to 36°C (97°F). This month sees relatively low precipitation, totaling just 23 mm over about three days and maintaining a moderate humidity level of 57%.

In contrast, April experiences cooler temperatures, with nighttime lows dropping to -2°C (30°F) and an average of 12°C (54°F) during the day, while the maximum temperature reaches a milder 29°C (84°F). Additionally, April is wetter, receiving 43 mm of rainfall over eight days, and higher humidity at 73%, creating a distinctly different feel. For more detailed weather information, visit Poiana weather in April.

September and May present distinct weather patterns that cater to different preferences. In September, temperatures can range from a cool 1°C (34°F) during the night to a warm peak of 36°C (97°F) during the day, with an average of 19°C (67°F). This month experiences relatively low precipitation, with just 23 mm (0.9 in) over three days and humidity around 57%. In contrast, May has slightly milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 31°C (88°F), with an average of 17°C (63°F). It also sees significantly more rainfall at 78 mm (3.1 in) spread across 11 days and higher humidity at 71%. For those interested in a detailed look at the weather patterns, check out Poiana weather in May.

In comparing the weather of September and June, we see marked differences in temperature and precipitation. September tends to have a broader range, featuring minimum temperatures as low as 1°C (34°F) and maximums reaching up to 36°C (97°F), while the average temperature sits comfortably at 19°C (67°F). In contrast, June has higher minimum temperatures starting at 7°C (45°F) and an average of 22°C (71°F), with maximums peaking at 37°C (98°F). However, June experiences much more rainfall, with 127mm (5.0 in) over 17 days compared to September's lighter total of 23mm (0.9 in) across just 3 days. Additionally, humidity levels in June are higher at 70%, compared to September’s 57%. For more insights into the weather in June, you can check Poiana weather in June.

In comparing the weather of September and July, we find notable differences in temperature and precipitation. September experiences a broader range of temperatures with a minimum of 1°C (34°F), a comfortable average of 19°C (67°F), and a maximum of 36°C (97°F), while July has a milder minimum of 11°C (53°F) and a higher average of 23°C (74°F) peaking at 37°C (100°F). Precipitation levels also vary significantly; September sees only 23 mm (0.9 in) over just 3 days, whereas July is much wetter with 94 mm (3.7 in) spread over 10 days. Additionally, humidity is higher in July at 66%, compared to September’s 57%. For more detailed insights, you can check Poiana weather in July.

In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 36°C (97°F), contrasted with August's warmer averages of 11°C (51°F) to 38°C (101°F). Additionally, September experiences less precipitation at 23 mm (0.9 in) over 3 days, while August records a higher total of 35 mm (1.4 in) across 6 days. Humidity levels are also notably higher in September at 57%, compared to August's 48%. For a more detailed look at what to expect during August, you can visit Poiana weather in August.

In September, the weather is marked by significant warmth, with average temperatures peaking at 19°C (67°F) and highs reaching a scorching 36°C (97°F). The month experiences relatively low precipitation, totaling just 23 mm (0.9 in) over about 3 days, and a moderate humidity level of 57%. In contrast, October brings a noticeable drop in temperatures, with averages declining to 13°C (55°F) and maximums capping at 30°C (86°F). This month is also wetter, accumulating 68 mm (2.7 in) of rain over 7 days, along with an increase in humidity to 79%. For a more detailed insight into the October weather, you can check Poiana weather in October.

In September, the weather is typically warmer, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 36°C (97°F) and an average of 19°C (67°F). The month experiences relatively low precipitation, with only 23 mm (0.9 in) over three days and humidity at a comfortable 57%. In contrast, November brings much cooler temperatures, where the minimum dips to -5°C (23°F) and the average settles at 7°C (45°F), reaching a maximum of 27°C (82°F). This month sees a significant increase in precipitation, totaling 44 mm (1.7 in) spread over eight days, alongside higher humidity levels at 87%. For more detailed information, you can check Poiana weather in November.

September and December present stark contrasts in weather conditions. September boasts a wide temperature range, with minimums dipping to 1°C (34°F) and maximums soaring to 36°C (97°F), averaging around 19°C (67°F). This month experiences relatively low precipitation at 23 mm (0.9 in) over just 3 days, coupled with moderate humidity of 57%. In contrast, December is significantly colder, characterized by minimum temperatures of -9°C (16°F) and an average of 2°C (37°F), with maximums reaching only 15°C (60°F). This month sees much higher precipitation at 65 mm (2.6 in) spread over 12 days and a notable increase in humidity, peaking at 88%. For more detailed information about December weather in Poiana, you can check Poiana weather in December.

Compare Poiana's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poiana

September in Poiana is a month of remarkable transition, where the summer warmth gradually gives way to the crispness of autumn. With average temperatures hovering around a pleasant 19°C (67°F), the days are still delightfully mild, but you may also experience the occasional cool morning as temperatures can dip to 1°C (34°F). Unlike the rainier summer months, September sees only three days of precipitation, bringing a modest 23 mm (0.9 in) of rainfall that helps to refresh the landscape without frequent interruptions. As humidity levels settle at a comfortable 57%, this month offers the perfect blend of warmth and coolness, making it an ideal time for outdoor activities. For a deeper insight into what to expect throughout the year, check out the detailed Poiana Climate.