September Weather in Poiana, Romania

Last updated: August 27, 2025

Experience the diverse climate of Poiana, Romania in September, where temperatures range from a mild 1°C (33°F) in the early mornings to a warm maximum of 33°C (93°F) during the day. The average temperature settles comfortably at 18°C (65°F), making it an ideal time for outdoor activities. This month witnesses an overall precipitation of 33 mm (1.3 in) spread over just 4 days, contributing to the region's lush landscape. With a humidity level of 57%, expect a refreshing ambiance that complements the stunning natural beauty of the area. Whether you’re hiking through the mountains or enjoying local culture, September offers a perfect blend of warmth and freshness in Poiana.

September Temperature in Poiana

In September, Poiana, Romania experiences a delightful transition into autumn, where temperatures begin to cool from the summer heat. With minimum temperatures hovering around 1°C (33°F), the crisp morning air signals the change of seasons. The average temperature reaches a comfortable 18°C (65°F), providing a pleasant backdrop for outdoor activities amidst stunning fall foliage. As the days progress, highs can soar to a warm 33°C (93°F), allowing for a unique blend of summer and early autumn vibes. This month stands out as a period of vibrant contrasts, making it a perfect time for visitors to enjoy both the lingering warmth and the scenic beauty of Poiana's landscape.

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).
JanFebMarAprMayJunJulAugSepOctNovDec323642526270737465544336
Data source: Temperature data for Poiana generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Poiana

September in Poiana, Romania, brings a gentle shift as summer begins to wane, marked by 33 mm (1.3 in) of precipitation over four days. This moderate rainfall contributes to a more refreshing atmosphere, contrasting sharply with the heavy showers of June. Following the drier August, which recorded just 24 mm (1.0 in) in five days, September strikes a balance, offering enough moisture to support the lush landscape while maintaining manageable conditions for outdoor activities. This transition sets the stage for the upcoming autumn months, where precipitation resumes its upward trend, with October potentially bringing an increase to 39 mm (1.5 in) across five days.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2836374350106602433393560
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

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 UV Index of 7, placing it in the high exposure category with a recommended burn time of 25 minutes. This marks a slight decrease from the peak summer months of July and August, where the UV Index reached a notable 9. As the seasons transition, the UV exposure remains significant, though it is essential for visitors to be cautious and take protective measures, especially with the sun still strong. Overall, while summer may be fading, September still offers ample sunlight, making it important to stay informed about UV levels. For more details, check the 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
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

September in Poiana, Romania, offers a delightful transition as summer begins to wane, gifting residents and visitors with 342 hours of sunshine. This month marks a gradual decline from the sun-drenched heights of summer, peaking in July with 429 hours and slightly tapering off through August. The warmth and brightness of September still evoke the vibrant spirit of summer, making it an ideal time for outdoor adventures amidst the breathtaking landscapes. As autumn approaches, the sunny days give way to cooler temperatures, with daylight hours dropping further to 293 in October. The trend reflects the region's typical seasonal rhythm, where the abundance of sunshine plays a pivotal role in enhancing the charm of Poiana’s picturesque surroundings.

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.
JanFebMarAprMayJunJulAugSepOctNovDec171h234h294h349h402h404h429h409h342h293h218h191h
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 marks a delightful transition into autumn, boasting a sunny weather chance of 51%. This indicates a promising likelihood for sun-filled days, particularly after the peak summer months of July and August, which enjoy 59% and 60% chances of sunshine, respectively. As summer fades, September remains favorable compared to earlier months, with a noticeable increase from the 49% in April and stability as it approaches October’s 48%. This trend reflects a balance, offering visitors the beauty of early autumn hues under the gentle warmth of the sun, making it an ideal time for outdoor activities and exploration.

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.
JanFebMarAprMayJunJulAugSepOctNovDec25%38%39%49%41%35%59%61%51%48%39%23%
Data source: Poiana September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poiana in September

As September arrives in Poiana, Romania, daylight begins to taper off, offering around 12 hours of sunlight—a gentle decline from the peak of 15 hours seen in June and July. This shift marks the transition from the long, sun-kissed days of summer to the cozier embrace of autumn. In September, the lingering warmth invites outdoor activities, yet the days gradually shorten as the year moves toward the cooler months of October, with just 10 hours of daylight. The progression from the vibrant light of summer to the softer glow of fall not only alters the landscape but also enriches the experience of this picturesque destination. As nature begins to don its autumn attire, the diminishing daylight serves as a reminder of the changing seasons, creating a perfect backdrop for reflection and relaxation.

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 5m10h 21m11h 56m13h 33m14h 57m15h 39m15h 17m14h 3m12h 29m10h 52m9h 27m8h 42m
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 gentle breeze begins to echo the transitions of the season. With an average wind speed of only 2.3 m/s (5 mph), it's the calmest month of the year, creating a serene atmosphere that invites outdoor exploration. This slight dip in wind intensity follows a summer of slightly more invigorating breezes, averaging around 2.5-3.2 m/s (6-7 mph). The winds tend to mellow out as autumn approaches, subtly hinting at the cooler days ahead. This seasonal shift is particularly delightful in Poiana, where the crisp air and soft winds add to the stunning autumn landscapes, making September a perfect time to enjoy nature's quiet beauty.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.83.22.52.93.22.52.42.3 m/s2.42.73.1
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 stark contrasts in weather conditions. In September, temperatures range from a mild 1°C (33°F) at night to a warm average of 18°C (65°F), peaking at a hot 33°C (93°F) during the day. The month experiences relatively low precipitation at 33 mm (1.3 in) over an average of 4 days, coupled with moderate humidity at 57%. In contrast, January's chill bites, with temperatures plunging to a minimum of -14°C (7°F), an average of 0°C (32°F), and a maximum of only 15°C (59°F). The month sees slightly lower precipitation at 28 mm (1.1 in) over about 5 days but is characterized by much higher humidity levels at 88%. For more detailed insights, check out Poiana weather in January.

September and February weather in Poiana present a stark contrast both in temperature and precipitation. In September, temperatures range from a pleasant minimum of 1°C (33°F) to a maximum of 33°C (93°F), with an average of 18°C (65°F). The humidity sits at a moderate 57%, and the month experiences an average of 33 mm (1.3 in) of precipitation over just 4 days.

In contrast, February is much colder, with temperatures dipping to a minimum of -11°C (12°F) and only reaching a maximum of 20°C (68°F) on average. The humidity increases significantly to 85%, contributing to a chillier feel. Although February sees slightly more precipitation at 36 mm (1.4 in), it occurs over a longer stretch of 6 days. For those interested in more detailed weather patterns, check out Poiana weather in February.

September and March display strikingly different weather patterns. In September, temperatures range from a cool 1°C (33°F) to a warm 33°C (93°F), with an average of 18°C (65°F), while precipitation is relatively low at 33 mm (1.3 in) over just 4 days and humidity sits at 57%. In contrast, March experiences colder conditions, with temperatures varying from a minimum of -12°C (11°F) to a maximum of 24°C (75°F), averaging around 6°C (42°F). The month sees slightly higher precipitation at 37 mm (1.4 in) spread across 7 days, coupled with higher humidity levels of 82%. For more detailed insights on March weather, you can check out Poiana weather in March.

In September, the weather tends to be warmer with temperatures ranging from a chilly 1°C (33°F) at night to a warm 33°C (93°F) during the day, and an average temperature of 18°C (65°F). The month sees relatively low precipitation, with only about 33 mm (1.3 in) falling over 4 days and humidity at a moderate 57%. In contrast, April experiences cooler temperatures, with nighttime lows dropping to -4°C (24°F) and daytime highs reaching up to 29°C (84°F), averaging around 11°C (52°F). April is slightly wetter, recording 43 mm (1.7 in) of precipitation spread over 7 days, and a higher humidity level of 73%. For more detailed insights, check out Poiana weather in April.

September and May exhibit distinct weather characteristics that reflect the transition from summer to fall. In September, temperatures range from a crisp 1°C (33°F) at night to a warm 33°C (93°F) during the day, with an average of 18°C (65°F). The month experiences less precipitation, with only 33 mm (1.3 in) over four days and humidity levels at a moderate 57%. In contrast, May starts off slightly warmer with minimum temperatures of 3°C (38°F) and a maximum of 30°C (87°F), averaging 17°C (62°F). However, May is wetter, receiving 50 mm (2.0 in) of rain spread over ten days, accompanied by higher humidity at 71%. For a detailed look at May weather specifically, visit Poiana weather in May.

In comparing the weather of September and June, we see notable differences. September enjoys a wider temperature range, with minimums as low as 1°C (33°F) and maximums reaching 33°C (93°F), while averaging around 18°C (65°F). Conversely, June features a milder minimum of 6°C (43°F) and a similar maximum of 34°C (93°F), with an average temperature of 21°C (71°F). Rainfall is more prevalent in June, with 106 mm (4.2 in) falling over 13 days, compared to September’s 33 mm (1.3 in) over just 4 days. Additionally, June's humidity averages at 70%, higher than September’s 57%. For a deeper look into the weather specifics, check out Poiana weather in June.

In comparing the weather of September and July, there are notable differences in temperature and precipitation. September experiences a wider temperature range, with a minimum of 1°C (33°F) and a maximum of 33°C (93°F), yielding an average of 18°C (65°F). This month sees less rainfall, with only 33 mm (1.3 in) across 4 days and a humidity level of 57%. In contrast, July is significantly warmer, with minimum temperatures of 11°C (53°F) and peaks reaching 37°C (99°F), resulting in a higher average of 23°C (73°F). Additionally, July receives more precipitation, totaling 60 mm (2.3 in) over 9 days, along with increased humidity at 66%. For more specifics on July's conditions, check out the details here: Poiana weather in July.

In comparing the weather of September to August, we observe notable differences in temperature and humidity. September experiences a wider temperature range, with a minimum of 1°C (33°F) and a maximum of 33°C (93°F), while August has generally warmer temperatures, ranging from a minimum of 9°C (49°F) to a maximum of 37°C (99°F). The average temperature in September is cooler at 18°C (65°F), compared to 23°C (74°F) in August. Additionally, September sees slightly more precipitation, totaling 33 mm (1.3 in) over 4 days, compared to August's 24 mm (1.0 in) over 5 days. Interestingly, September's humidity is higher at 57%, while August maintains a lower humidity level of 48%. For more detailed insights about August weather, you can refer to Poiana weather in August.

In September, the weather offers a warm range of temperatures with a minimum of 1°C (33°F) and an average high of 33°C (93°F), along with relatively low humidity at 57%. The month sees about 33 mm (1.3 in) of precipitation over 4 days. In contrast, October brings a notable shift as temperatures dip, with a minimum of -2°C (29°F) and an average high of 28°C (82°F). Additionally, October sees increased humidity at 79% and slightly higher precipitation, totaling 39 mm (1.5 in) over 5 days. For more detailed information, check out Poiana weather in October.

September and November weather showcase a significant shift as autumn progresses. In September, temperatures range from a minimum of 1°C (33°F) to a maximum of 33°C (93°F), with an average of 18°C (65°F) and relatively low humidity at 57%. The month experiences about 33 mm (1.3 in) of precipitation over four days. In contrast, November brings much cooler conditions, with temperatures dipping to a minimum of -6°C (22°F) and an average of 6°C (44°F). The maximum temperature reaches 24°C (76°F), but the overall feel is chilly due to higher humidity levels at 87%. Precipitation also increases slightly to 35 mm (1.4 in), occurring over six days. For a detailed look at what to expect in this later autumn month, check out Poiana weather in November.

In September, the weather is characterized by warm temperatures, with a minimum of 1°C (33°F) and an average of 18°C (65°F), reaching a maximum of 33°C (93°F). The month sees relatively low precipitation of 33 mm (1.3 in) over just four days, with humidity around 57%. In contrast, December brings much colder conditions, with temperatures dipping to a minimum of -10°C (14°F) and an average of 2°C (36°F), peaking at 16°C (62°F). This month is wetter, featuring 60 mm (2.4 in) of precipitation over ten days, and higher humidity at 88%. For more specific insights into the conditions you can expect, check out Poiana weather in December.

Compare Poiana's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poiana

As September unfolds in Poiana, the weather shifts dramatically from the summer heat to a more temperate climate, making it a lovely time to visit. While daytime temperatures can still soar to a sturdy 33°C, the evenings bring a refreshing coolness, with averages around 18°C and the potential for chilly nights that dip down to 1°C. With just four days of light precipitation totaling 33 mm, September enjoys a relatively dry spell compared to the wetter summer months. The humidity levels hover around 57%, providing a comfortable atmosphere for outdoor activities and exploration. For more insights on seasonal variations, check out Poiana Climate.