September Weather in Poienari, Romania

Last updated: August 27, 2025

In September, Poienari, Romania experiences a dynamic range of temperatures, with maximums reaching up to 33°C (92°F) and minimums dropping to 2°C (36°F). The average temperature hovers around 17°C (64°F), bringing a delightful transition into the fall season. With 32 mm (1.3 in) of precipitation over approximately 7 days, occasional rain adds to the region's natural beauty while maintaining a comfortable humidity level of 62%. This month offers a unique blend of warm and cool days, perfect for enjoying the rich landscapes of Poienari.

September Temperature in Poienari

In September, Poienari, Romania, experiences a delightful transition from summer warmth to the crispness of autumn. Temperatures here range from a chilly 2°C (36°F) at night to a sunny 33°C (92°F) during the day, showcasing the gradual shift in seasonal dynamics. With an average temperature of 17°C (64°F), this month strikes a perfect balance, inviting outdoor adventures against a backdrop of vibrant fall foliage. As the heat of August peaks, September begins to cool down, indicating that while summer's grip is loosening, there's still enough warmth to enjoy the stunning landscapes of this picturesque region.

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

The chart illustrates September temperature patterns in Poienari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poienari, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303440516169717263534334
Data source: Temperature data for Poienari 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 Poienari

In September, Poienari experiences a moderate precipitation level of 32 mm (1.3 in) over 7 days, signaling the transition from the summer's warmth to the cooler autumn months. This rainfall is a refreshing drop from the heavier downpours of June, which recorded a peak of 127 mm. As the month unfolds, the region benefits from a balanced distribution of rain, maintaining a harmonious climate conducive to the lush landscapes that define the area. Compared to the preceding months, September's rainfall is less intense, aligning with the general trend of decreasing precipitation as the year progresses, yet it remains vital for the local flora as it prepares for the winter ahead.

September Precipitation Trends in Poienari

The chart displays monthly precipitation patterns in Poienari, 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 Poienari, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2437423774127754433353155
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Poienari

In Poienari, Romania, September marks a noticeable shift in humidity levels, with the average dropping to 62%. This is part of a broader trend throughout the year where humidity steadily decreases from the blustery heights of 92% in January to a comfortable low of 56% in August. As autumn approaches, September’s humidity begins to rise again, foreshadowing the wetter months ahead. The gradual transition from the drier summer months back to moisture-laden autumn and winter creates a unique climate that shapes the local landscape and lifestyle. This cyclical pattern hints at the upcoming transition, offering a brief respite before the return of the more humid conditions typical of the end of the year.

September Average Humidity in Poienari

This chart illustrates the average monthly humidity levels in Poienari, 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 Poienari is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%88%86%79%73%73%69%56%62%81%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poienari

In September, Poienari experiences a noticeable shift in UV Index trends as summer gradually gives way to autumn. With a UV Index of 7, the exposure category stands at high, indicating that sun safety remains crucial despite cooler temperatures. Burn times revert to 25 minutes, offering a brief grace period compared to the intense sun of the peak summer months. This month marks a decline from the very high levels of 8 and 9 observed in July and August, yet it still emphasizes the importance of protecting your skin during outdoor activities. As the days become shorter and the air crispier, be sure to stay informed and enjoy the outdoors safely by checking the Poienari UV Index.

Maximum UV Index Levels in Poienari for September

The chart shows the monthly maximum UV Index (UVI) for Poienari 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 Poienari typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Poienari 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 Poienari

In September, Poienari, Romania, basks in 333 hours of sunshine, marking a delightful transition as summer gently gives way to autumn. This month retains much of the vibrant daylight characteristic of the preceding summer, with the hours dropped slightly from the peak of 427 hours in July. As the year progresses, sunshine hours taper off, falling to 281 hours by October, hinting at the coming chill. The trend reveals a predictable rhythm: while January begins with just 156 hours of light, the increase through the spring and summer months fosters an energizing atmosphere, making September a sweet spot of warmth and brightness before the shorter days of late fall set in.

Monthly Sunshine Duration in Poienari: September Highlighted

The September sunshine duration represents the total number of hours Poienari 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.
JanFebMarAprMayJunJulAugSepOctNovDec156h213h294h344h395h409h427h409h333h281h198h162h
Data source: Poienari September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poienari During September

In Poienari, Romania, the likelihood of sunny weather in September stands at a respectable 41%, marking a slight dip from the peak summer months of July and August, which boast chances of 53% and 55% respectively. However, September remains relatively sunny compared to the onset of autumn. While the probability is higher than in earlier months such as January and February, the shift towards cooler weather is palpable, with sunlit days becoming a cherished delight as the vibrant hues of fall begin to emerge. Overall, September balances the remnants of summer sunshine with the promise of autumn's enchanting beauty.

Percentage of Sunny Days in September in Poienari

The chart illustrates the percentage of sunny days in Poienari 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 Poienari experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%35%37%47%39%33%53%55%42%51%37%17%
Data source: Poienari September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poienari in September

As summer gives way to autumn in Poienari, Romania, September marks a gentle decline in daylight, offering about 12 hours of sunlight each day. This decrease follows the peak of 15 hours enjoyed during the long days of June, July, and August, creating a noticeable transition as the vibrant colors of fall begin to emerge. While still basking in the remnants of summer warmth, the days start to shorten gradually, leading into the brisk months ahead. Comparing September to the earlier parts of the year reveals a significant progression from 8 hours in January to a steady rise through spring and summer, before the daylight begins to taper off again. This rhythmic ebb and flow of daylight not only highlights the beauty of seasonal change but also invites residents and visitors alike to savor the stunning landscapes bathed in the softening autumn light.

Average Daylight Hours in Poienari for September

The chart illustrates the variation in daylight duration in Poienari throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 59m10h 17m11h 56m13h 36m15h 3m15h 48m15h 24m14h 7m12h 30m10h 50m9h 21m8h 34m
Data source: Poienari daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poienari

In September, Poienari, Romania, experiences a gentle average wind speed of 2.5 m/s (6 mph), maintaining a consistency seen throughout the month. As summer bids farewell and autumn approaches, September’s winds are reminiscent of the calm breezes from earlier months, shifting only slightly from the 2.4 m/s average of July and August. This transition indicates that while the wind remains relatively mild, it carries with it the subtle change of the season, hinting at the cooler days ahead. Overall, the wind trends in Poienari reflect a pattern of smoother summer breezes that gradually lead into the crispness of fall, a perfect backdrop to the breathtaking landscapes of this historic region.

Average September Wind Speed in Poienari

The chart displays monthly wind speed patterns in Poienari, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.03.22.52.93.12.42.42.5 m/s2.52.93.2
Data source: Poienari September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Poienari Compares to Other Months

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

In September, temperatures range from a chilly 2°C (36°F) at night to a warm average of 17°C (64°F) during the day, peaking at a sweltering 33°C (92°F). The month sees moderate rainfall, with about 32 mm (1.3 in) of precipitation over approximately 7 days and an average humidity of 62%. In stark contrast, January brings much colder weather, with temperatures dropping to a minimum of -21°C (-6°F) and averaging around -1°C (30°F), with a maximum of only 13°C (56°F). This month has less precipitation, totaling 24 mm (0.9 in) over 5 days, accompanied by a higher humidity level of 92%. For a detailed look at January weather specifics, visit Poienari weather in January.

September and February present stark contrasts in weather conditions. September boasts a mild average temperature of 17°C (64°F), with highs reaching up to 33°C (92°F), making it a warm and pleasant month, albeit with some rainfall totaling 32 mm over about seven days. In contrast, February is characterized by much colder temperatures, with a chilling average of 1°C (34°F) and lows plunging to -20°C (-4°F). This winter month also experiences relatively higher precipitation at 37 mm over the same number of days, and notably, higher humidity at 88%. For a detailed view of February's weather dynamics, you can check Poienari weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 2°C (36°F) to a warm maximum of 33°C (92°F), with an average of 17°C (64°F). The month sees relatively low precipitation of 32 mm (1.3 in) spread over about 7 days, accompanied by a moderate humidity level of 62%. In stark contrast, March experiences colder temperatures, with a minimum of -17°C (1°F) and an average of 5°C (41°F), peaking at 23°C (73°F). This month is wetter, with 42 mm (1.7 in) of precipitation over 10 days and higher humidity at 86%. For more detailed insights, you can check Poienari weather in March.

When comparing the weather in September and April, notable differences emerge. In September, temperatures range from a minimum of 2°C (36°F) to a comfortable average of 17°C (64°F), peaking at a warm 33°C (92°F). This month experiences around 32 mm (1.3 in) of precipitation over approximately 7 days, with humidity levels at 62%. In contrast, April is cooler, with temperatures dipping as low as -6°C (21°F) and averaging 11°C (51°F), while reaching a maximum of 27°C (81°F). It sees slightly higher precipitation at 37 mm (1.5 in) over about 6 days, and humidity is notably higher at 79%. For a more detailed look at April weather specifically, you can refer to Poienari weather in April.

In comparing the weather of September and May, September tends to be warmer overall, with average temperatures reaching 17°C (64°F) and a maximum of 33°C (92°F). Conversely, May has slightly cooler averages with a minimum of 3°C (37°F) and a maximum of 30°C (85°F). Precipitation is more common in May, with 74 mm (2.9 in) over 12 days, compared to September's 32 mm (1.3 in) over 7 days. Additionally, humidity levels are higher in May at 73%, compared to 62% in September, contributing to a more humid experience. For more details, check Poienari weather in May.

In comparing the weather of September and June, we observe distinct differences in temperature and precipitation. September experiences a broader temperature range, with minimums dropping to 2°C (36°F) and maximums reaching up to 33°C (92°F), resulting in an average temperature of 17°C (64°F). In contrast, June presents milder conditions, with a minimum of 7°C (46°F) and a maximum of 32°C (90°F), averaging 21°C (69°F). Precipitation is significantly higher in June, totaling 127 mm (5.0 in) over 16 days, compared to September's 32 mm (1.3 in) over just 7 days. This is complemented by a higher humidity level in June at 73%, versus September's 62%. For a closer look at the June weather, you can check Poienari weather in June.

In comparing the weather of September and July, September tends to have cooler temperatures, with a minimum of 2°C (36°F) and an average of 17°C (64°F), while July sees milder conditions with a minimum of 10°C (49°F) and an average of 22°C (71°F). Although September can reach higher maximum temperatures (up to 33°C or 92°F) compared to July's maximum of 34°C (94°F), it generally has less precipitation, with 32 mm (1.3 in) over 7 days versus 75 mm (3.0 in) over 12 days in July. Additionally, the humidity is slightly lower in September at 62%, compared to July’s 68%. For more specific weather details during July, you can explore Poienari weather in July.

In comparing the weather of September and August, we see notable differences in temperature and precipitation. September tends to be cooler, with minimum temperatures dropping to 2°C (36°F) compared to August's milder minimum of 8°C (46°F). While the average temperature in September is 17°C (64°F), it remains higher in August at 22°C (72°F), with August even reaching a maximum of 36°C (97°F). In terms of rainfall, September experiences less precipitation at 32 mm (1.3 in) compared to August's 44 mm (1.7 in), despite both months featuring rainfall over seven days. Additionally, September's humidity is slightly higher at 62%, whereas August holds a lower humidity level of 56%. For more detailed information on August's weather, you can visit Poienari weather in August.

September and October present a noticeable shift in weather patterns. In September, temperatures range from a mild minimum of 2°C (36°F) to a warm maximum of 33°C (92°F), with an average of 17°C (64°F). This month witnesses relatively low precipitation at 32 mm (1.3 in) over about 7 days, along with a comfortable humidity level of 62%. In contrast, October sees cooler temperatures, with a minimum of 0°C (33°F), an average of 12°C (53°F), and a maximum of 26°C (79°F). Although October has slightly higher precipitation at 35 mm (1.4 in), it occurs over just 5 days, coupled with increased humidity at 80%. For more details on October weather, check out Poienari weather in October.

In September, the weather tends to be warmer, with average temperatures around 17°C (64°F) and highs reaching up to 33°C (92°F). The humidity sits at a comfortable 62%, making it an ideal time for outdoor activities, despite the occasional precipitation of 32 mm (1.3 in) over about 7 days. In contrast, November brings significantly cooler temperatures, with averages dropping to 6°C (43°F) and minimums plunging to -8°C (18°F). The humidity rises to 89%, contributing to a much chillier atmosphere, although precipitation is slightly less at 31 mm (1.2 in) over just 5 days. For a more detailed look at November weather, you can check Poienari weather in November.

September brings a welcome transition with daily temperatures ranging from a mild 2°C (36°F) to a warm 33°C (92°F), averaging around 17°C (64°F). The month experiences moderate humidity levels at 62% and sees about 32 mm (1.3 in) of precipitation over approximately 7 days.

In stark contrast, December plunges into colder temperatures, with a minimum of -16°C (3°F) and a maximum of 16°C (61°F), averaging just 1°C (34°F). This month is wetter with 55 mm (2.2 in) of precipitation spread over roughly 11 days, and it has higher humidity at 90%. For more detailed weather information, check Poienari weather in December.

Compare Poienari's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poienari

As summer gradually fades into fall, September in Poienari presents a delightful transition, marked by a mix of warm days and cooler nights. Unlike the sweltering heat of August, September offers a more temperate climate, with pleasant average temperatures inviting outdoor exploration. While rain falls on a handful of days, it provides a refreshing contrast to the earlier dry spells, helping to maintain the area's lush landscape. The humidity remains comfortable, adding a gentle touch to the crisp air that characterizes this month. For those interested in a detailed insight into the area's climate, visit Poienari Climate.