September Weather in Portaria, Greece

Last updated: August 21, 2025

September in Portaria, Greece offers a delightful blend of warm weather and moderate rainfall, creating a charming atmosphere for visitors. With maximum temperatures reaching 31°C (88°F) and a comfortable average of 23°C (74°F), the warmth invites outdoor activities and exploration. Nights cool down to a pleasant minimum of 14°C (58°F), perfect for cozy evenings. Although the month sees 27 mm (1.1 in) of precipitation over 3 days, the overall humidity level rests at 57%, ensuring a refreshing experience while maintaining the region's lush surroundings. Whether lounging in the sun or strolling through picturesque streets, September is an ideal time to experience the beauty of Portaria.

September Temperature in Portaria

September in Portaria, Greece, marks the graceful transition from summer's heat to autumn's embrace. With temperatures ranging from a mild 14°C (58°F) at night to a warm 31°C (88°F) during the day, this month offers a delightful blend of warmth and coolness. The average temperature settles at 23°C (74°F), making it ideal for outdoor adventures and exploring the stunning landscapes that characterize this picturesque village. As the days begin to shorten, the fading summer warmth creates a cozy atmosphere, perfect for enjoying evening strolls or sipping local wines under the stars. Overall, September plays a key role in the seasonal shift, providing a captivating backdrop for both relaxation and exploration.

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

The chart illustrates September temperature patterns in Portaria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portaria, 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).
JanFebMarAprMayJunJulAugSepOctNovDec465052576674798074645851
Data source: Temperature data for Portaria 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 Portaria

September in Portaria, Greece, marks a subtle transition in the region's weather patterns. With an average precipitation of 27 mm (1.1 in) spread over just 3 days, the month showcases a significant decline from the dampness of summer, characterized by August's mere 24 mm (0.9 in) over 4 days. This downward trend in rainfall hints at the approach of autumn, as the numbers begin to rise again in October, when precipitation jumps to 73 mm (2.9 in). The mild September showers offer a refreshing respite, setting the stage for the upcoming seasonal shifts, making it a charming time to experience the beauty of Portaria before the heavier rains arrive.

September Precipitation Trends in Portaria

The chart displays monthly precipitation patterns in Portaria, 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 Portaria, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec625478504651412427738280
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Portaria

In September, Portaria, Greece, experiences a noticeable shift in humidity, settling at 57%. This marks a slight uptick from the late summer lows of 47% in August, indicating a gradual return to the more humid conditions characteristic of the autumn months. As the year progresses, the humidity steadily rises, with the driest period occurring in the summer, particularly in July and August. Following September, humidity peaks again in the late fall and winter months, reaching 85% in November and soaring to 88% in January. This trend showcases the region's transitions, offering a fresh, crisp atmosphere as autumn approaches while hinting at the lush, verdant landscapes that come with higher humidity levels in the colder months.

September Average Humidity in Portaria

This chart illustrates the average monthly humidity levels in Portaria, 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 Portaria is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%83%81%71%74%63%60%47%57%76%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Portaria

In September, Portaria, Greece, experiences a UV Index of 8, categorized as very high, which means sun protection is essential, as the burn time is only 15 minutes. This trend marks a slight decline from the peak of June and July, where the UV Index reached its maximum of 10 but remains notably high compared to earlier in the year. The month serves as a reminder that while summer is transitioning to autumn, UV exposure remains significant, necessitating careful planning for outdoor activities. To stay informed and protect your skin, check out the UV forecast for the area here: Portaria UV Index.

Maximum UV Index Levels in Portaria for September

The chart shows the monthly maximum UV Index (UVI) for Portaria 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 Portaria typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998642
Data source: Portaria 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 Portaria

As summer gracefully transitions to autumn in Portaria, Greece, September continues to bask in warmth and light, boasting 348 hours of sunshine. This month reflects a slight decline from the vibrant peaks of July and August, when sunshine hours reached their annual highs of 426 and 396, respectively. However, September still holds its charm as the sun-drenched days linger, inviting explorers to enjoy the picturesque landscapes and lingering warm evenings. The overall trend reveals a robust summer, with sunshine hours peaking in the heart of the season before gradually tapering off into the softer light of fall, offering a perfect balance of warmth and serenity for those lucky enough to visit.

Monthly Sunshine Duration in Portaria: September Highlighted

The September sunshine duration represents the total number of hours Portaria 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h237h312h344h402h407h426h396h348h302h249h236h
Data source: Portaria September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Portaria During September

As summer transitions into fall, September in Portaria, Greece, offers a moderate 54% chance of sunny weather. While this represents a decline from the peak sunshine months of July and August, which boast a remarkable 82% and 83% respectively, it still surpasses the sunlit probabilities of earlier months like January and November. This trend highlights September as an attractive time for visitors seeking pleasant weather without the peak season crowds, making it an ideal period to enjoy the region’s natural beauty amidst the warm, lingering days of late summer.

Percentage of Sunny Days in September in Portaria

The chart illustrates the percentage of sunny days in Portaria 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 Portaria experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%57%50%52%59%66%82%83%54%42%34%48%
Data source: Portaria September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Portaria in September

In Portaria, Greece, the rhythm of daylight shifts gently through the seasons, with September marking a transitional moment as daylight diminishes to 12 hours. This decrease follows the peak summer months, where June, July, and early August bask in a glorious 14 hours of sunlight, inviting both locals and visitors to indulge in the beauty of the outdoors. As summer wanes, September's longer days begin to taper, hinting at the cooler autumn ahead. The descent continues into October, where daylight further closes in to 11 hours, setting the stage for the cozy, shorter days of fall. This pleasant blend of light and shadow throughout the year underscores the enchanting seasonal cycle in this picturesque Greek locale.

Average Daylight Hours in Portaria for September

The chart illustrates the variation in daylight duration in Portaria throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 39m11h 57m13h 17m14h 25m14h 59m14h 41m13h 41m12h 24m11h 5m9h 56m9h 20m
Data source: Portaria daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Portaria

As summer transitions to autumn, September in Portaria, Greece, brings a gentle shift in the wind's embrace, with average speeds reaching 2.9 m/s (7 mph). This slight uptick from the lazy breezes of summer, hovering around 2.7 m/s, hints at the changing season, inviting locals and visitors alike to savor the mild, refreshing air. In contrast to the more vigorous winds seen in January and December, which average around 4.6 m/s (10 mph), September's winds are marked by a tranquil calm, providing a perfect backdrop for leisurely strolls and picturesque moments in this charming village. As you experience this blend of serenity and subtle movement, you can’t help but feel the anticipation of fall in the air, signalling cozy evenings and a vibrant landscape ahead.

Average September Wind Speed in Portaria

The chart displays monthly wind speed patterns in Portaria, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.63.43.73.03.02.52.72.72.9 m/s3.53.24.4
Data source: Portaria September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Portaria Compares to Other Months

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

September and January present starkly contrasting weather conditions. In September, temperatures range from a pleasant minimum of 14°C (58°F) to a warm average of 23°C (74°F), peaking at a maximum of 31°C (88°F). This month experiences light precipitation of only 27 mm (1.1 in) over approximately 3 days, combined with a moderate humidity level of 57%. In contrast, January sees much colder temperatures, with a minimum of -5°C (24°F), an average of 8°C (46°F), and a maximum of 18°C (65°F). The winter month is wetter, receiving 62 mm (2.4 in) of precipitation over 8 days, and features high humidity at 88%. For a closer look at January conditions, check out Portaria weather in January.

When comparing the weather in September to that in February, notable differences emerge. September generally enjoys warmer temperatures, with averages around 23°C (74°F) and maximums reaching up to 31°C (88°F). In contrast, February experiences much cooler conditions, with average temperatures only around 10°C (50°F) and highs peaking at 18°C (65°F). Additionally, September sees less precipitation, totaling 27 mm (1.1 in) across just three days, whereas February is wetter, accumulating 54 mm (2.1 in) over seven days, and features higher humidity levels at 83%. For further details, you can check Portaria weather in February.

In comparing the weather between September and March, it's clear that September enjoys warmer temperatures, with minimums around 14°C (58°F) and maximums reaching up to 31°C (88°F), while March sees much cooler conditions, with temperatures ranging from a chilly 1°C (34°F) to a maximum of 20°C (69°F). September typically experiences fewer rainy days, averaging just three, and lower precipitation levels of about 27 mm (1.1 in). In contrast, March is considerably wetter, with precipitation reaching 78 mm (3.1 in) over approximately eleven days, and a higher humidity level of 81%. For a more detailed look at March weather, you can check out Portaria weather in March.

The weather in September and April presents a contrasting experience. In September, the temperatures are warmer, with averages around 23°C (74°F) and highs reaching up to 31°C (88°F), accompanied by relatively low precipitation of 27 mm (1.1 in) over just three days. This month enjoys moderate humidity levels of 57%, making it feel more comfortable. In contrast, April experiences cooler temperatures, with averages of 14°C (58°F) and highs of 25°C (77°F). It sees more rainfall, with 50 mm (2.0 in) spread across six days, and higher humidity at 71%, giving the month a cooler and more damp feel. For more specific details on April weather, you can visit Portaria weather in April.

September generally offers warmer temperatures than May, with average highs reaching 31°C (88°F) compared to May's peak of 28°C (82°F). The minimum temperature in September is also higher at 14°C (58°F), while May starts off at 11°C (53°F). However, May tends to be wetter, experiencing more days of precipitation (7 days) and higher total rainfall (46 mm) than September, which sees only 3 days of rain and 27 mm. Additionally, May has higher humidity at 74%, compared to September's 57%. For more details on May weather in Portaria, you can visit Portaria weather in May.

When comparing the weather in September and June, both months exhibit similar minimum and average temperatures, around 14°C (58°F) and 23°C (74°F), respectively. However, June tends to be slightly warmer, reaching a maximum of 32°C (89°F), compared to September's maximum of 31°C (88°F). In terms of precipitation, June is noticeably wetter, with 51 mm (2.0 in) falling over 8 days, while September experiences less rain at 27 mm (1.1 in) over only 3 days. Additionally, June's humidity is higher at 63%, compared to September’s 57%. For more detailed insights on weather patterns, you can visit Portaria weather in June.

In comparing the weather of September and July, we see notable differences in temperature and precipitation. September generally offers a more moderate temperature range, with a minimum of 14°C (58°F), an average of 23°C (74°F), and a maximum of 31°C (88°F). In contrast, July features warmer conditions, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 34°C (93°F). Additionally, September experiences less precipitation, totaling 27 mm (1.1 in) over just 3 days, compared to July's 41 mm (1.6 in) over 5 days. Humidity levels are also slightly lower in September at 57% compared to 60% in July, making September a more comfortable month overall. For more detailed information, check out Portaria weather in July.

In comparing the weather of September to that of August, there are notable differences in temperature and humidity. September experiences milder temperatures with a minimum of 14°C (58°F), an average of 23°C (74°F), and a maximum of 31°C (88°F), making it cooler than August, which has a minimum of 20°C (68°F), an average of 27°C (80°F), and peaks at a hot 36°C (98°F). Additionally, September sees slightly more precipitation, totaling 27 mm (1.1 in) over 3 days, compared to August's 24 mm (0.9 in) over 4 days. Humidity levels are also higher in September at 57%, while August has a drier feel with humidity at 47%. For a closer look at August conditions, you can visit Portaria weather in August.

In September, the weather is characterized by warmer temperatures, with averages around 23°C (74°F) and maximums reaching up to 31°C (88°F). Humidity levels are moderate at 57%, and the month experiences relatively low precipitation, totaling just 27 mm over 3 days. In contrast, October brings cooler conditions, with average temperatures dropping to 18°C (65°F) and maximums of 26°C (80°F). The humidity increases significantly to 76%, and precipitation rises to 73 mm over 6 days, making October a wetter month overall. For more detailed information on October's climate specifics, visit Portaria weather in October.

September and November exhibit distinctly different weather patterns. In September, temperatures are generally warmer, with daily averages around 23°C (74°F) and maximums reaching up to 31°C (88°F), offering a pleasant atmosphere for outdoor activities. The month sees a moderate amount of rainfall, totaling 27 mm (1.1 in) over just 3 days, accompanied by a comfortable humidity level of 57%.

In contrast, November brings a notable drop in temperatures, with daily averages falling to 14°C (58°F) and maximums capping at 22°C (72°F). Precipitation increases significantly during this month to 82 mm (3.2 in), occurring over 10 days, and humidity levels rise to 85%, creating a much cooler and wetter environment. For more detailed insights, you can check Portaria weather in November.

The weather in September and December exhibits striking contrasts. In September, temperatures range from a mild 14°C (58°F) at night to a warm maximum of 31°C (88°F) during the day, creating an average of 23°C (74°F). Rainfall is relatively light, with only 27 mm (1.1 in) over three days, and humidity sits at a comfortable 57%. In contrast, December experiences a significant drop in temperatures, with minima dipping to 2°C (36°F) and daytime highs averaging just 11°C (51°F), reaching a maximum of 18°C (65°F). This month sees increased rainfall, totaling 80 mm (3.1 in) over ten days, along with higher humidity at 87%. For those interested in exploring more about December weather, check out Portaria weather in December.

Compare Portaria's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Portaria

As summer gracefully transitions into autumn, September in Portaria presents a delightful blend of warm days and cooler nights. With an enjoyable average temperature of 23°C (74°F), the weather is notably more temperate compared to the sweltering peaks of July and August, making it perfect for outdoor activities. While the month experiences a slight increase in precipitation with occasional showers, the humidity remains relatively comfortable at 57%, creating a refreshing atmosphere. This shift in climate allows visitors to explore the stunning natural surroundings without the summer heat. For more in-depth information on the weather patterns in this beautiful region, check out Portaria Climate.