September Weather in Poiana, Romania

Last updated: August 27, 2025

September in Poiana, Romania, offers a striking contrast in temperatures, ranging from a maximum of 34°C (93°F) to a refreshing minimum of 1°C (34°F), with an average of 17°C (63°F). The month experiences about 40 mm (1.6 in) of precipitation, spread across seven days, adding a touch of moisture to the crisp autumn air. With humidity levels around 62%, visitors can enjoy a pleasant experience, making it a perfect time to explore the stunning landscapes and vibrant fall colors of this picturesque region.

September Temperature in Poiana

In September, Poiana, Romania, experiences a striking transition as summer gives way to autumn. With temperatures ranging from a minimum of 1°C (34°F) to a pleasant maximum of 34°C (93°F), the month showcases an average of 17°C (63°F). This notable shift marks a steady cooling trend compared to the sweltering heights of August, yet still retains the warmth of late summer, ideal for outdoor activities. As the days shorten and the air turns crisp, visitors can revel in the beauty of the changing leaves while enjoying mild weather—a perfect backdrop for hiking or exploring the picturesque landscapes of the region.

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).
JanFebMarAprMayJunJulAugSepOctNovDec303340516069707163524234
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 experiences a shift towards cooler autumn weather, characterized by an average precipitation of 40 mm (1.6 in) over about 7 days. This figures reflects a slight decrease from the wetter months of summer, yet it continues the trend of moderate rainfall that began in the spring. As the lush greenery of summer begins to fade into the vibrant hues of fall, these gentle showers contribute to the region's transformation, providing essential moisture to the soil. This balance of precipitation not only nurtures the landscape but also sets the stage for the beautiful colors that will soon adorn Poiana’s hills, marking a seasonal transition that's as captivating as the weather itself.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2339413774127754941353253
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poiana

In Poiana, Romania, September marks a transitional shift in humidity levels, dropping to 62% as summer gives way to autumn. This decrease continues the trend established over the warmer months, where humidity levels consistently declined from a high of 92% in January down to 56% in August. As September progresses, the air begins to feel crisper, hinting at the approaching chill of fall, but retains some residual moisture. Following September, humidity rises again in October, reaching 80%, suggesting that residents can expect a return to wetter conditions as the seasons change. This rhythmic dance of humidity not only shapes Poiana's climate but also influences its enchanting landscapes throughout the year.

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.
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 Poiana

September in Poiana, Romania, marks a transitional period as the summer sun begins to wane, yet the UV Index remains notably high at 7, categorizing it as high exposure. This means that while outdoor activities are still enjoyable, you should take care to protect your skin with a burn time of just 25 minutes. As we reflect on the trends throughout the year, it’s clear that the UV index peaked during the summer months of June and July at 9, indicating very high exposure levels. As autumn approaches, September offers a slight reprieve compared to the intensity of previous months, yet it still necessitates caution. For more detailed insights on 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
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

In Poiana, Romania, September welcomes autumn with a generous 326 hours of sunshine, marking a delightful transition from the summer's peak brilliance. This month stands out as one of the sunniest of the year, although it shows a decrease from the sun-drenched days of July and August, which boast over 400 hours each. The trend from January’s 155 hours to September indicates a gradual buildup of daylight, showcasing a steady increase towards the summer months, before yielding to the cooler, shorter days of autumn. The sizeable drop to 276 hours in October demonstrates nature's rhythm, urging residents and visitors alike to savor the lingering warmth of September before the sun's embrace begins to wane.

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.
JanFebMarAprMayJunJulAugSepOctNovDec155h207h290h340h385h407h422h406h326h276h197h153h
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 into autumn, Poiana, Romania, experiences a notable fluctuation in sunny weather, particularly in September. With a 39% chance of sunshine, this month stands out as a bridge between the warm, sun-drenched days of summer—where the likelihood peaks at 53% in August—and the approaching cooler spells of autumn. This slightly above-average chance hints at the lingering warmth of summer, while still allowing for the shadow of the impending autumn to play a role in the weather. September's sunshine probability is complemented by a favorable 51% in October, suggesting that clear days may still punctuate the early fall landscape, making it a delightful time to explore the natural beauty of Poiana.

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.
JanFebMarAprMayJunJulAugSepOctNovDec29%34%38%44%39%36%49%53%39%51%35%16%
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 fades and autumn approaches, September in Poiana, Romania sees a shift in daylight duration, offering about 12 hours of precious sunlight. This month marks a gradual transition from the long, sun-drenched days of July and August, where daylight stretched to a generous 15 hours. As the year progresses, daylight begins to wane, starting with a steady decline that continues into the shorter days of October and November. September's moderate sunlight invites a perfect blend of lingering warmth and the crispness of fall, setting the stage for outdoor activities against a backdrop of vibrant autumn colors.

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.
JanFebMarAprMayJunJulAugSepOctNovDec8h 55m10h 15m11h 55m13h 39m15h 7m15h 53m15h 29m14h 10m12h 31m10h 48m9h 17m8h 30m
Data source: Poiana daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poiana

September in Poiana, Romania, ushers in a gentle breeze with an average wind speed of 2.6 m/s (6 mph). This slight uptick from August's calmness continues the trend of moderate wind conditions typical of the region as summer transitions to autumn. While the winds remain milder compared to the breezier months of spring and early summer, September's air carries a refreshing quality, hinting at the upcoming shift in seasons. The consistent 2.6 m/s average reflects Poiana's pleasant climate, making it an inviting destination for those seeking both tranquility and the invigorating embrace of nature.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.03.22.53.03.22.62.22.6 m/s2.72.73.2
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 conditions. In September, temperatures range from a cool 1°C (34°F) at night to a warm average of 17°C (63°F), reaching highs of 34°C (93°F) during the day. The month sees moderate rainfall, with about 40 mm (1.6 in) of precipitation over 7 days, and an average humidity of 62%. In comparison, January brings a much colder climate, with temperatures plunging from a minimum of -20°C (-4°F) to an average of -1°C (30°F), peaking at 13°C (56°F). Despite lower total precipitation of 23 mm (0.9 in) across 6 days, the humidity remains high at 92%. For more detailed insights into the chilling weather of January, visit Poiana weather in January.

September and February weather display stark contrasts, reflecting the transition from late summer to winter. In September, temperatures vary significantly, ranging from a chilly 1°C (34°F) at night to a warm 34°C (93°F) during the day, with an average of 17°C (63°F). The month experiences moderate precipitation of 40 mm (1.6 in) over about 7 days, accompanied by a relative humidity of 62%. In contrast, February is much colder, with minimum temperatures plummeting to -17°C (2°F) and a maximum of 18°C (65°F), averaging just 1°C (34°F). While the precipitation is slightly less at 39 mm (1.5 in) over 8 days, the humidity rises sharply to 88%, creating a starkly damp and cold atmosphere. For more specifics on February weather, you can explore Poiana weather in February.

In September, the weather is generally warm with temperatures ranging from a chilly 1°C (34°F) at night to a warm 34°C (93°F) during the day, averaging around 17°C (63°F). This month experiences moderate precipitation of 40 mm (1.6 in) over about 7 days, accompanied by a relative humidity of 62%, making it a comfortable time of year for outdoor activities.

In stark contrast, March brings significantly colder temperatures, with a minimum of -19°C (-1°F) and a maximum of 23°C (74°F), averaging just 5°C (40°F). Precipitation levels are similar at 41 mm (1.6 in), but rain is expected on roughly 10 days, contributing to a higher humidity of 86%. The colder and more humid conditions can make for a considerably different experience as the seasons transition. For more on the specific weather conditions, you can check Poiana weather in March.

In comparing the weather of September and April, notable differences emerge. September tends to be warmer, with average temperatures around 17°C (63°F) and highs reaching up to 34°C (93°F), while April experiences cooler temperatures, averaging only 10°C (51°F) and peaking at 27°C (81°F). Both months have similar precipitation levels, with September recording 40 mm (1.6 in) over 7 days and April slightly lower at 37 mm (1.4 in) across 8 days. Additionally, April has higher humidity at 79%, compared to September's 62%, making the earlier spring month feel more damp. For more details on April's weather, you can check Poiana weather in April.

In comparing the weather between September and May, notable differences emerge. September boasts a wider temperature range, with a minimum of 1°C (34°F) and a maximum of 34°C (93°F), while May has a slightly cooler maximum of 30°C (86°F) and the same minimum of 1°C (35°F). The average temperatures are similar, with September averaging 17°C (63°F) compared to May’s 16°C (60°F). However, May experiences significantly more rainfall, with 74 mm (2.9 in) over 13 days, compared to September’s 40 mm (1.6 in) over 7 days. Additionally, May has a higher humidity level of 73%, slightly more than September's 62%. For more specific insights, you can check out Poiana weather in May.

In comparing the weather conditions of September and June, notable differences emerge in both temperature and precipitation. September typically experiences a wider temperature range, with minimums dropping to 1°C (34°F) and maximums reaching up to 34°C (93°F), averaging around 17°C (63°F). In contrast, June has milder minimum temperatures of 7°C (45°F) and an average of 20°C (69°F), with highs peaking at 32°C (90°F).

Precipitation levels also differ significantly, as June sees a much higher total of 127 mm (5.0 in) over 16 days, while September has less rainfall at 40 mm (1.6 in) over just 7 days. Additionally, humidity in June is slightly higher at 73% compared to September's 62%. For more details about the weather in June, visit Poiana weather in June.

When comparing the weather in September and July, September presents a wider temperature range, with minimums reaching as low as 1°C (34°F) and maximums peaking at 34°C (93°F). This contrasts with July, where the temperatures are generally milder, starting at 9°C (48°F) and averaging out at a comfortable 21°C (71°F), with a maximum of 34°C (94°F). Precipitation levels are notably higher in July, totaling 75 mm (3.0 in) over 13 days compared to September's 40 mm (1.6 in) over just 7 days. Additionally, humidity levels are slightly higher in July at 68%, compared to September's 62%. For a detailed look at July weather in Poiana, check out this link: Poiana weather in July.

In comparing the weather between September and August, we see a notable shift in temperatures and conditions. September experiences a broader range with minimums dipping to 1°C (34°F) and maximums reaching up to 34°C (93°F), while August remains warmer with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 37°C (98°F). August also has a higher average temperature of 22°C (72°F) compared to September's 17°C (63°F). Precipitation is slightly less in September at 40 mm (1.6 in) versus August's 49 mm (1.9 in), yet both months feature rainfall on about 7 days. Furthermore, humidity levels are a bit higher in September at 62%, compared to 56% in August. For a more detailed look at August weather, visit Poiana weather in August.

September and October exhibit significant contrasts in weather patterns. September boasts a wider temperature range, with minimums around 1°C (34°F) and maximums peaking at 34°C (93°F), complemented by an average temperature of 17°C (63°F). This month experiences 40 mm (1.6 in) of precipitation over 7 days, along with a moderate humidity level of 62%.

In contrast, October brings cooler temperatures, with a noticeable drop in the average to 11°C (53°F). The minimum can dip to -1°C (31°F), while maximum temperatures reach only 26°C (79°F). Precipitation is slightly lower at 35 mm (1.4 in) over 6 days, yet humidity rises to 80%, contributing to a more damp atmosphere. For more details on the October climate in Poiana, visit Poiana weather in October.

September and November present distinct weather contrasts. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 34°C (93°F) with an average of 17°C (63°F), accompanied by relatively mild humidity at 62%. Precipitation is moderate, with about 40 mm (1.6 in) over 7 days. In stark contrast, November experiences much colder temperatures, with a minimum of -9°C (15°F) and an average of 5°C (42°F), peaking at 22°C (73°F). This month also sees higher humidity levels at 89% and slightly less precipitation of 32 mm (1.3 in) over just 5 days. For more detailed insights, you can check out Poiana weather in November.

September and December present strikingly different weather conditions. In September, temperatures range from a pleasant minimum of 1°C (34°F) to a warm maximum of 34°C (93°F), with an average of 17°C (63°F), making it the tail end of the summer season. The month sees around 40 mm (1.6 in) of precipitation over approximately 7 days, with a humidity level of 62%. In contrast, December brings much colder temperatures, featuring a minimum of -18°C (0°F) and a maximum of 15°C (59°F), with an average of just 1°C (34°F). This month experiences higher precipitation of 53 mm (2.1 in) over 10 days and a notable increase in humidity at 90%. For a detailed look at the winter weather, you can visit Poiana weather in December.

Compare Poiana's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Poiana

As summer transitions to autumn, September in Poiana offers a unique climate experience, marked by a blend of warm days and cooler nights. Unlike the intense heat of July and August, temperatures average a comfortable 17°C, while the occasional peak can reach up to 34°C, giving visitors the opportunity to enjoy the outdoors without the oppressive summer heat. September also sees an increase in humidity and a modest amount of rainfall, making it a refreshing time to witness the changing foliage. With about seven days of precipitation, this month is notably more variable compared to the drier mid-summer months. For those interested in exploring the distinct characteristics of Poiana's weather, more information can be found at Poiana Climate.