September Weather in Poienari, Romania

Last updated: August 27, 2025

In September, Poienari, Romania, experiences a diverse range of weather, with temperatures ranging from a chilly -3°C (27°F) at night to a pleasant maximum of 27°C (82°F) during the day, resulting in an average temperature of 13°C (57°F). This month sees moderate precipitation levels, amounting to 48 mm (1.9 in) across approximately 10 days, contributing to a humidity level of 58%. Such climatic conditions create a dynamic atmosphere, ideal for outdoor exploration and appreciation of the stunning autumn scenery in this historic region.

September Temperature in Poienari

In September, Poienari, Romania experiences a transition from the warmth of summer to the coolness of autumn, marked by a notable drop in temperatures. The month begins with a minimum temperature of -3°C (27°F) and reaches a comfortable maximum of 27°C (82°F), resulting in an average of 13°C (57°F). This shift from the summer's heat indicates that while early September can still feel quite warm, it quickly gives way to cooler days as autumn approaches. The decline in temperatures from a peak of 30°C (86°F) in August serves as a reminder of the changing seasons, and underlines the beauty of nature's cycle in this stunning region. Visitors to Poienari during September can expect crisp mornings and pleasantly warm afternoons, making it an ideal time for exploring the area's rich history and picturesque landscapes.

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).
JanFebMarAprMayJunJulAugSepOctNovDec253136445360636456473930
Data source: Temperature data for Poienari 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 Poienari

In September, Poienari experiences a notable shift in precipitation patterns, with a total of 48 mm (1.9 in) of rainfall over 10 days. This marks a significant decrease compared to the preceding months, particularly the heavy showers of May and June, which often surpass 180 mm. The transition into autumn brings a more serene climate, with the rainfall tapering off and fewer precipitation days. This trend reflects the gradual retreat of the summer rains, setting the stage for a drier October ahead. Overall, September's milder precipitation contributes to Poienari's vibrant landscape, as the lingering warmth of late summer mingles with the crispness of autumn.

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.
JanFebMarAprMayJunJulAugSepOctNovDec59617776185189150108486076107
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poienari

As September arrives in Poienari, Romania, residents experience a notable shift in humidity, with levels averaging 58%. This marks a transition from the drier summer months, where August boasts a low of 51%, to the more humid conditions of autumn. The trend showcases a gradual increase in humidity as the year progresses, peaking in the winter months, with January and February showcasing a remarkable 91% and 86%, respectively. September serves as a reminder of the changing seasons, where the lingering warmth of summer begins to yield to the dampness that characterizes the upcoming fall and winter months. This cyclical pattern highlights not just the climate's variability but also the charm of Poienari’s weather, inviting both locals and visitors to enjoy the crisp air that often accompanies this time of 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.
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 Poienari

As summer fades, the September UV Index in Poienari, Romania transitions to a high level of 7, indicating that while the sun's intensity is diminishing, it still poses a significant risk of sunburn with a burn time of about 25 minutes. This drop from the peak UV Index of 9 experienced in the height of summer reflects a gradual shift in the weather patterns as autumn approaches. However, caution is still warranted, especially for those engaging in outdoor activities during this time. With the holiday season around the corner, it's wise to stay informed about UV levels to ensure safe sun exposure. For more detailed information on UV trends, visit 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789997532
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

As summer gracefully transitions into autumn, September in Poienari, Romania enjoys a generous embrace of sunshine, boasting 337 hours of daylight. This marks a delightful dip from the peak of 416 hours in July, but still stands as a notable figure within the year. The sunshine hours reflect a gentle decline, gracefully leading into the cooler months, yet capturing the essence of early fall's golden warmth. After a vibrant August, where the days are long and bright, September offers a softer yet still inviting luminosity, making it a wonderful time to explore the scenic beauty of the region. As the daylight hours gradually shorten, they weave a tapestry of rich colors across the landscape, providing a picturesque backdrop for those seeking to bask in the lingering summer rays before autumn’s cooler embrace takes hold.

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.
JanFebMarAprMayJunJulAugSepOctNovDec172h222h286h345h383h398h416h402h337h282h207h186h
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 reaches a notable 47% in September, making it a promising month for those seeking pleasant days. This figure is aligned with a general trend of increasing sunshine as the summer progresses, peaking in August with a remarkable 63% chance. After September, the probability of sun begins to decline as autumn sets in, dropping to 44% in October and further diminishing into the winter months. Overall, September stands out as a transition period where summer's warmth persists, offering a decent chance for outdoor activities amidst the stunning landscapes of this enchanting region.

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.
JanFebMarAprMayJunJulAugSepOctNovDec20%40%40%35%37%40%51%63%47%44%29%25%
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 bids farewell, September in Poienari, Romania, offers a delightful transition, with daylight hours decreasing to 12 hours. This shift from the peak summer brightness of 15 hours in June and July reflects the gradual approach of autumn, where days slowly shorten. Following the lively and sun-soaked months of May and June, which bask in up to 14 hours of daylight, September retains a comfortable balance, allowing for ample time to enjoy the lingering warmth. As the days shorten further with October's 10 hours on the horizon, the charm of September lies in its ability to blend the tail end of summer with the crisp promise of autumn.

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.
JanFebMarAprMayJunJulAugSepOctNovDec9h 10m10h 23m11h 56m13h 31m14h 52m15h 33m15h 12m14h12h 28m10h 54m9h 31m8h 47m
Data source: Poienari daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poienari

As September unfolds in Poienari, Romania, the gentle caress of the wind lingers in the air, averaging a modest 1.7 m/s (4 mph). This slight breeze, consistent with the rest of the summer months, signals the transition from the warmth of August to the cooler embrace of autumn. Interestingly, the wind speeds throughout the year exhibit a subtle decline, peaking in late spring before gradually tapering off as the year progresses. This rhythmic pattern captures the essence of Poienari's climate, where the winds may whisper stories of change, inviting locals and visitors alike to revel in the serene beauty of the transitioning seasons.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.71.81.72.01.61.81.81.7 m/s1.61.51.7
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, the weather tends to be mild, with temperatures ranging from a minimum of -3°C (27°F) to an average of 13°C (57°F), peaking at a comfortable 27°C (82°F). The month experiences about 48 mm (1.9 in) of precipitation over approximately 10 days, accompanied by a moderate humidity level of 58%. In contrast, January presents a starkly different climate, with much colder temperatures that plunge to a minimum of -22°C (-8°F) and an average of -4°C (26°F), reaching a maximum of just 10°C (50°F). Precipitation increases slightly to 59 mm (2.3 in) over 9 days, with a significantly higher humidity of 91%. For a closer examination of January weather conditions, you can visit Poienari weather in January.

September and February offer contrasting weather experiences. In September, temperatures vary more widely, ranging from a chilly min of -3°C (27°F) to a warm max of 27°C (82°F), with an average of 13°C (57°F). The month sees about 48 mm (1.9 in) of precipitation over 10 days and a moderate humidity level of 58%. In contrast, February is much colder, with temperatures plummeting to a minimum of -17°C (2°F) and only reaching a maximum of 15°C (60°F), resulting in an average temperature of -1°C (31°F). This month experiences higher precipitation, totaling 61 mm (2.4 in) over 11 days, alongside increased humidity at 86%. For more details on February weather, check Poienari weather in February.

Comparing the weather in September and March reveals significant seasonal contrasts. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 27°C (82°F), with an average of 13°C (57°F), along with relatively lower humidity at 58%. The month also experiences light rainfall, totaling about 48 mm (1.9 in) over approximately 10 days. In contrast, March is considerably colder, with temperatures fluctuating from -18°C (0°F) to a maximum of 17°C (64°F) and an average of just 2°C (36°F). This month also witnesses increased precipitation, totaling 77 mm (3.0 in) over about 14 days and higher humidity levels at 83%. For more detailed information on March weather, refer to Poienari weather in March.

September and April showcase distinct shifts in weather patterns. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 27°C (82°F), with an average of 13°C (57°F). The month sees 48 mm (1.9 in) of precipitation over 10 days, and humidity levels sit at a moderate 58%. Conversely, April is cooler, with temperatures dipping to a low of -8°C (18°F) and peaking at 22°C (73°F), averaging at 6°C (44°F). Precipitation in April is higher at 76 mm (3.0 in) spread across 14 days, accompanied by increased humidity at 74%. For a closer look at April weather specifics, you can visit Poienari weather in April. Overall, April tends to feel wetter and more humid compared to the relatively warmer and drier September.

When comparing the weather in September and May, several notable differences emerge. September tends to be warmer overall, with average temperatures reaching 13°C (57°F) and a maximum of 27°C (82°F). In contrast, May has a cooler average temperature of 11°C (53°F) and a maximum of 23°C (74°F). However, May experiences significantly more precipitation, totaling 185 mm (7.3 in) over 23 days, compared to September's 48 mm (1.9 in) over just 10 days. Furthermore, the humidity is higher in May at 70%, versus September’s 58%, making falling rain more likely during late spring. For more details, you can check Poienari weather in May.

In comparing the weather between September and June, significant differences emerge in temperature and precipitation. September typically experiences a wider temperature range, with minimums dropping to -3°C (27°F) and maximums reaching up to 27°C (82°F), while the average temperature sits around a comfortable 13°C (57°F). In contrast, June has milder temperatures, with minimums at 2°C (35°F) and maximums peaking at 29°C (84°F), resulting in an average of 16°C (61°F).

However, June sees a substantial increase in precipitation, with 189 mm (7.4 in) falling over 24 days, compared to September's 48 mm (1.9 in) across just 10 days. This is reflected in the humidity levels as well, which are higher in June at 67%, compared to September's 58%. For further information on the June weather specifics, you can check Poienari weather in June.

When comparing the weather in September and July, notable differences emerge. September tends to have a broader temperature range, with minimums dropping to -3°C (27°F) and maximums reaching 27°C (82°F), averaging 13°C (57°F). In contrast, July is warmer, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 29°C (84°F) and an average of 17°C (63°F). Additionally, July experiences significantly more precipitation, totaling 150 mm (5.9 in) over 19 days, compared to September's 48 mm (1.9 in) over just 10 days. The humidity levels are also slightly higher in July at 65%, while September's humidity averages around 58%. For a more detailed perspective, check out Poienari weather in July.

In comparing September and August weather, September experiences cooler temperatures with a minimum of -3°C (27°F), an average of 13°C (57°F), and a maximum of 27°C (82°F). In contrast, August is warmer, featuring a minimum of 4°C (40°F), an average of 18°C (65°F), and a maximum of 30°C (86°F). Additionally, September sees less precipitation at 48 mm (1.9 in) over 10 days, while August has significantly higher rainfall at 108 mm (4.2 in) across 15 days. Humidity levels are also slightly higher in September at 58% compared to 51% in August. For a detailed look at the weather patterns in August, you can visit Poienari weather in August.

In comparing the weather of September and October, it's evident that October brings a noticeable decline in average temperatures. September sees a range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 27°C (82°F), with an average of 13°C (57°F). However, in October, the temperatures drop significantly, with a maximum of only 22°C (72°F) and an average of 8°C (47°F), while maintaining the same minimum of -3°C (27°F).

Precipitation also increases slightly from September's 48 mm (1.9 in) over 10 days to October's 60 mm (2.4 in) over 9 days. This elevates the humidity levels, which rise notably from 58% in September to 80% in October. Such changes indicate a transition into a distinctly cooler and wetter autumn season. For more details, check out Poienari weather in October.

September and November present a stark contrast in weather conditions. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 27°C (82°F), with an average temperature of 13°C (57°F). The month sees about 48 mm (1.9 in) of precipitation over approximately 10 days, accompanied by a moderate humidity level of 58%. In contrast, November brings colder temperatures, with a minimum of -9°C (16°F), an average of just 4°C (39°F), and a maximum of 19°C (67°F). This month experiences increased precipitation, totaling 76 mm (3.0 in) over about 12 days, alongside higher humidity at 88%. For more detailed insights on the weather in November, you can visit Poienari weather in November.

When comparing the weather in September and December, there's a stark contrast in temperatures and precipitation patterns. September features milder temperatures, ranging from a minimum of -3°C (27°F) to a maximum of 27°C (82°F), with an average around 13°C (57°F). This month also sees moderate rainfall, totaling 48 mm (1.9 in) across approximately 10 days, coupled with a relatively comfortable humidity level of 58%.

In contrast, December experiences significantly colder conditions, with temperatures plunging to a minimum of -16°C (3°F) and an average of -1°C (31°F). The maximum temperature only reaches 11°C (53°F). Additionally, December is wetter, with precipitation amounting to 107 mm (4.2 in) over about 15 days, and the humidity level rises to a high 90%. For more details on December weather, check Poienari weather in December.

Compare Poienari's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poienari

As September arrives in Poienari, the weather showcases a delightful transition from the warmth of summer to the briskness of autumn. With maximum temperatures dipping to a comfortable 27°C, the month heralds the advent of cooler evenings, where average temperatures settle around a refreshing 13°C. While rainfall is moderate, summed up to 48 mm over 10 days, humidity remains at a pleasant 58%, making it an ideal time for outdoor exploration. This change in climate offers a unique opportunity to experience the breathtaking beauty of Poienari as the landscape begins to transform into a tapestry of autumn colors. For a deeper understanding of how this month's weather compares throughout the year, check out Poienari Climate.