September Weather in Poienari, Romania

Last updated: August 27, 2025

September in Poienari, Romania presents a captivating blend of seasonal transitions, with maximum temperatures reaching 29°C (85°F) and a pleasant average of 14°C (58°F). As the month progresses, temperatures may dip as low as -3°C (26°F) during the chilly nights. Rainfall is moderate, with a total of 44 mm (1.7 in) spread over 8 days, contributing to a humidity level of 58% that enhances the crisp autumn air. This variability creates an inviting atmosphere for outdoor exploration and appreciation of the region's scenic beauty.

September Temperature in Poienari

In September, Poienari, Romania experiences a delightful transition as summer gradually yields to autumn. With minimum temperatures hovering around -3°C (26°F) and averaging a comfortable 14°C (58°F), it's an ideal time for outdoor activities before the chill sets in. The maximum temperature can reach a warm 29°C (85°F), teasing the lingering warmth of summer. This month marks a shift in the weather pattern, showcasing a delicate balance between the refreshing coolness of the approaching fall and the last remnants of summer heat, inviting visitors to explore the scenic beauty of the region before the colder months arrive. As the days grow shorter and leaves begin to change, September in Poienari is not just a glimpse of autumn, but a perfect blend of seasonal charm.

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).
JanFebMarAprMayJunJulAugSepOctNovDec263136455462646657484031
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 subtle shift in its weather patterns as the summer warmth begins to recede. The month records approximately 44 mm (1.7 in) of precipitation, which falls over about 8 days, reflecting a decline compared to the wetter months of June and July. This drop signals the transition towards autumn, as rainfall decreases and temperatures cool. Notably, September continues the trend of relatively low precipitation observed in the earlier months of August, setting the stage for the more variable weather expected in the upcoming autumn months. Overall, the precipitation levels hint at a balanced mix of dry and wet days, allowing the landscape to maintain its lush character while gradually preparing for the colder season 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.
JanFebMarAprMayJunJulAugSepOctNovDec4245665714215512110244644780
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 transitions into autumn in Poienari, Romania, the UV Index begins to decline, but September still holds its own with a significant UV Index of 7, categorizing exposure as high. This month sees a return to slightly longer burn times of 25 minutes, offering a brief respite from the very high levels experienced during the peak summer months. While the sun's intensity eases, it remains essential for residents and visitors alike to stay vigilant about sun safety. Understanding these trends can help in planning outdoor activities—whether you're soaking in the last rays of summer or preparing for the coming cooler months. For detailed information, visit 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789997532
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

September in Poienari, Romania, brings a beautiful transition into autumn, with 335 hours of sunshine illuminating the landscape. This marks a gentle decline from the vibrant summer months, where July peaked at 416 hours. As the days begin to shorten, the warmth of summer lingers, creating a perfect backdrop for outdoor activities. The sunlit hours in September remain generous compared to the earlier winter months, showcasing a gradual shift that reflects the broader trend of decreasing daylight as the year progresses. This month serves as a charming bridge between the summer's radiant beauty and the serene, quieter days of fall, inviting locals and visitors alike to bask in its lingering warmth.

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.
JanFebMarAprMayJunJulAugSepOctNovDec172h225h286h342h382h397h416h400h335h281h213h187h
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, September marks a delightful transition into autumn, boasting a 49% chance of sunny weather. This period stands out as a notable improvement from the earlier months, moving away from the dreariness of winter and spring, which see percentages hovering around the low 30s. The summer months, particularly July and August, capture the peak sunlight with probabilities of 55% and 57% respectively, creating a vibrant backdrop before September rolls in. As summer wanes, residents and visitors alike can enjoy a pleasing balance of sunshine and mild temperatures, making September an appealing time to explore the scenic beauty of this charming locale.

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.
JanFebMarAprMayJunJulAugSepOctNovDec21%39%38%35%38%39%55%57%49%41%31%24%
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 24m11h 56m13h 31m14h 52m15h 33m15h 11m14h12h 28m10h 54m9h 31m8h 48m
Data source: Poienari daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poienari

As summer fades and autumn approaches, September winds in Poienari, Romania reflect a gentle shift in nature's rhythm. With an average wind speed of 1.7 m/s (4 mph), September marks a notable decrease compared to the slightly breezier summer months, which averaged around 1.8 m/s. This decline follows a seasonal trend where winds tend to soften as cooler temperatures take hold, signaling a transition from the vibrancy of summer to the crispness of fall. While still mild, September's breezes whisper of change, creating a serene backdrop perfect for enjoying the picturesque landscapes that Poienari has to offer.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.02.11.82.11.81.81.81.7 m/s1.71.71.9
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 is typically mild, with temperatures ranging from a brisk minimum of -3°C (26°F) to a warm maximum of 29°C (85°F), resulting in an average of 14°C (58°F). The month sees about 44 mm (1.7 in) of precipitation over approximately 8 days, accompanied by a moderate humidity level of 58%. In contrast, January brings colder conditions, with temperatures dipping much lower, from a minimum of -20°C (-5°F) to a maximum of 10°C (50°F) and an average of -3°C (26°F). Precipitation remains relatively similar at 42 mm (1.6 in) over 6 days, but the humidity spikes to 91%, contributing to a significantly chillier atmosphere. For more detailed insights on January's weather, check out Poienari weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures typically range from a low of -3°C (26°F) to an average of 14°C (58°F) and can peak at 29°C (85°F), providing a more temperate and varied climate. The month experiences moderate precipitation of 44 mm (1.7 in) over about 8 days, with a relative humidity of 58%, which feels quite comfortable. In contrast, February is much colder, with temperatures ranging from a frigid -18°C (0°F) to an average of -1°C (31°F), and a maximum of just 17°C (63°F). This month also sees a similar amount of precipitation at 45 mm (1.8 in) across 8 days, but the humidity is significantly higher at 86%, contributing to a chillier and more biting atmosphere. For more specific details about February weather, you can visit Poienari weather in February.

In comparing the weather of September and March, it is evident that March experiences significantly colder temperatures. While September has a minimum temperature of -3°C (26°F) and an average of 14°C (58°F), March begins with much lower extremes, dipping to -17°C (2°F) and averaging only 2°C (37°F). Despite September's warmer days, reaching a maximum of 29°C (85°F), March can still showcase mild highs of up to 20°C (69°F). However, March also has a higher level of precipitation, totaling 66 mm (2.6 in) over 12 rainy days compared to September’s 44 mm (1.7 in) across 8 days, and it also experiences greater humidity at 83% compared to September's 58%. For detailed insights into March's conditions, check out Poienari weather in March.

When comparing the weather in September and April, several notable differences emerge. September tends to be warmer, with average temperatures reaching 14°C (58°F) and maximums hitting 29°C (85°F), while April’s average stands at only 7°C (45°F), peaking at 23°C (74°F). Precipitation is slightly higher in April, averaging 57 mm (2.2 in) over 10 days compared to September’s 44 mm (1.7 in) over 8 days. Additionally, April experiences higher humidity at 74%, compared to September's 58%. For more detailed information on the weather in Poienari during April, you can visit Poienari weather in April.

In comparing the weather of September and May, we see a notable difference in both temperature and precipitation. September enjoys a broader temperature range, with lows of -3°C (26°F) and highs peaking at 29°C (85°F), yielding an average of 14°C (58°F). In contrast, May features slightly milder temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (77°F), averaging around 12°C (54°F).

However, May is significantly wetter, receiving 142 mm (5.6 in) of precipitation over approximately 20 days, while September sees only 44 mm (1.7 in) across about 8 days. This increased rainfall in May also corresponds with a higher humidity level of 70%, compared to 58% in September. For further details, you can check Poienari weather in May.

September and June present notably different weather patterns. In September, temperatures range from a minimum of -3°C (26°F) to a maximum of 29°C (85°F), with an average temperature of 14°C (58°F). The month sees 44 mm (1.7 in) of precipitation over about 8 days, accompanied by a humidity level of 58%. In contrast, June features a slightly warmer climate, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 30°C (85°F) and an average of 16°C (62°F). However, it experiences significantly more rainfall, accumulating 155 mm (6.1 in) of precipitation across 22 days, resulting in higher humidity at 67%. For more details, you can visit Poienari weather in June.

In comparing the weather of September and July, September boasts a wider temperature range, with a minimum of -3°C (26°F) and an average of 14°C (58°F), while July maintains a milder minimum of 7°C (45°F) and a higher average of 18°C (65°F). Both months share the same maximum temperature of 29°C (85°F), but September experiences significantly less precipitation, with only 44 mm (1.7 in) spread over 8 days, compared to July’s 121 mm (4.8 in) over 17 days. Additionally, September's humidity at 58% is slightly lower than July's 65%. For more detailed insights on July weather in this region, you can reference Poienari weather in July.

In comparing the weather between August and September, it’s clear that September tends to be cooler, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 29°C (85°F) and an average of 14°C (58°F). In contrast, August is warmer, featuring a minimum temperature of 6°C (42°F), an average of 19°C (66°F), and a maximum that reaches up to 32°C (89°F). Additionally, September experiences significantly less precipitation, with only 44 mm (1.7 in) falling over 8 days, while August sees a much higher total of 102 mm (4.0 in) spread over 13 days. The humidity is also notably higher in September at 58%, compared to 51% in August. For a closer look at August’s weather specifics, you can refer to Poienari weather in August.

September weather is characterized by a wider temperature range, with minimums dipping to -3°C (26°F) and maximums reaching up to 29°C (85°F), leading to a pleasant average of 14°C (58°F). The month experiences relatively low precipitation at 44 mm (1.7 in) over 8 days and a humidity level of 58%. In contrast, October sees cooler temperatures with a maximum of 24°C (75°F) and an average of 9°C (48°F). Precipitation increases to 64 mm (2.5 in) over the same number of rainy days, while humidity rises significantly to 80%. For more detailed insights into October weather conditions, check out Poienari weather in October.

September and November present notably different weather patterns. In September, temperatures range from a brisk -3°C (26°F) to a warm 29°C (85°F), with an average of 14°C (58°F). The month experiences moderate rainfall, totaling 44 mm (1.7 in) over 8 days, accompanied by a comfortable humidity level of 58%. In contrast, November sees a significant drop in temperatures, with a minimum of -8°C (18°F) and an average temperature of just 4°C (40°F), peaking at 22°C (71°F). Precipitation slightly increases to 47 mm (1.9 in) across 10 days, and humidity rises dramatically to 88%. For a detailed look at November weather specifics, you can explore Poienari weather in November.

September and December present notably different weather patterns. In September, temperatures range from a minimum of -3°C (26°F) to a comfortable maximum of 29°C (85°F), with an average of 14°C (58°F). The month sees modest precipitation of 44 mm (1.7 in) over about 8 days, coupled with a humidity level of 58%. In contrast, December experiences much colder temperatures, with a minimum of -16°C (4°F), an average of 0°C (32°F), and a maximum of only 13°C (55°F). This month also sees increased precipitation at 80 mm (3.1 in) over 11 days, alongside a higher humidity of 90%. For more specific details about December's weather, you can visit Poienari weather in December.

Compare Poienari's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poienari

As September unfolds in Poienari, the weather presents a striking transition from the hot summer months to the cooler embrace of autumn. The maximum temperatures linger pleasantly warm, though the average drops significantly as the month progresses. With precipitation spaced over several days, the ambiance begins to shift, introducing a refreshing crispness to the air that contrasts with the humidity levels that remained relatively moderate throughout the summer. This blend makes September an ideal time for exploration and enjoying the natural beauty of the landscape. For a deeper dive into what makes Poienari's climate unique, visit Poienari Climate.