September Weather in Nikiana, Greece

Last updated: August 21, 2025

September in Nikiana, Greece offers a delightful escape, with maximum temperatures reaching 29°C (84°F) and an average of 24°C (75°F), creating the perfect backdrop for outdoor activities. As the summer winds down, the temperatures gently dip to a comfortable minimum of 16°C (62°F). While the month receives a moderate precipitation of 55 mm (2.2 in) spread over five days, the humidity remains relatively pleasant at 56%. This combination allows for warm, sunny days ideal for exploring the charming coastal town and its stunning surroundings.

September Temperature in Nikiana

In September, Nikiana, Greece experiences a delightful transition as summer begins to mellow into autumn. With minimum temperatures hovering around 16°C (62°F) and daytime highs peaking at 29°C (84°F), the weather remains pleasantly warm, providing the perfect backdrop for leisurely walks along the coast or exploring quaint village streets. With an average of 24°C (75°F), the month offers a comfortable climate, ideal for enjoying the stunning sea views and vibrant sunsets. As days gradually shorten and the heat wanes, September ushers in a more relaxed vibe, making it an excellent time to savor both the natural beauty and local culture before the cooler months arrive.

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

The chart illustrates September temperature patterns in Nikiana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nikiana, 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).
JanFebMarAprMayJunJulAugSepOctNovDec515354596571767975686256
Data source: Temperature data for Nikiana 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 Nikiana

In September, Nikiana, Greece, experiences a noticeable shift as summer gives way to autumn. With an average precipitation of 55 mm (2.2 in) over approximately 5 days, the month sees a moderate increase in rainfall compared to the dry summer months of July and August. This uptick in precipitation sets the stage for the wetter conditions that follow in October and November, where rainfall intensifies dramatically. The gradual transition highlights a pattern where September acts as a bridge, allowing the landscape to rejuvenate after the hot, arid summer, paving the way for the lush greenery of fall.

September Precipitation Trends in Nikiana

The chart displays monthly precipitation patterns in Nikiana, 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 Nikiana, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec20114497573228131055119250281
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nikiana

In September, Nikiana experiences a notable shift in humidity as levels stabilize around 56%, reminiscent of the drier summer months. This marks a gradual transition from the sweltering heat of August, which boasted a much lower 47% humidity, indicating that the summer’s peak has passed. As the region moves into fall, humidity begins to rise again in October, demonstrating a cyclical pattern where the cooler months typically bring higher moisture levels, peaking again in the winter months. Overall, September serves as a pivotal moment where the summer's dryness gives way to the refreshing embrace of autumn.

September Average Humidity in Nikiana

This chart illustrates the average monthly humidity levels in Nikiana, 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 Nikiana is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%76%70%72%60%56%47%56%70%80%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Nikiana

As summer fades into autumn in Nikiana, Greece, the UV Index remains notably high in September, peaking at 8, which classifies it as very high. This marks a slight decrease from the sizzling summer months of July and August, which consistently held a maximum of 10. With a burn time of just 15 minutes, it’s crucial for residents and visitors to continue practicing sun safety, even as the days grow shorter. Interestingly, the UV Index will further drop to 6 by October, making September a critical transition month for UV exposure. For comprehensive insights, check out the detailed Nikiana UV Index to stay informed and protected during your sunlit adventures.

Maximum UV Index Levels in Nikiana for September

The chart shows the monthly maximum UV Index (UVI) for Nikiana 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 Nikiana typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108643
Data source: Nikiana 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 Nikiana

In September, Nikiana, Greece, basks in the warmth of 346 hours of sunshine, marking a beautiful transition into autumn. This glow is a lovely continuation of the summer months, where the sun shines brightly, peaking in July with 424 hours. As the seasons shift, September still enjoys significant sunlight, only slightly diminishing compared to the height of summer. The gentle drop reflects the gradual onset of fall, while still offering nearly 47% more sunshine than January's 206 hours. This makes September an ideal time to experience the lingering warmth of summer days, creating perfect conditions for both relaxation and exploration along the stunning Ionian coast.

Monthly Sunshine Duration in Nikiana: September Highlighted

The September sunshine duration represents the total number of hours Nikiana 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.
JanFebMarAprMayJunJulAugSepOctNovDec206h257h331h348h400h409h424h395h346h311h264h244h
Data source: Nikiana September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nikiana During September

As summer begins to fade, September in Nikiana, Greece still boasts a healthy 71% chance of sunny weather. This month continues the trend of the summer season, exhibiting high probabilities that started in June, when the sun shines with an impressive 82% likelihood. Although there’s a slight dip compared to the peak summer months of July and August, which enjoy sun chances of 93% and 92% respectively, September remains a delightful time for visitors seeking sunny days. With autumn approaching, the chances of sunshine become more balanced, yet the lingering warmth of late summer makes this month an ideal choice for sun-seekers.

Percentage of Sunny Days in September in Nikiana

The chart illustrates the percentage of sunny days in Nikiana 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 Nikiana experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%60%55%55%66%82%93%93%71%52%33%53%
Data source: Nikiana September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nikiana in September

As summer fades into autumn in Nikiana, Greece, September marks a gentle transition in daylight duration. With an average of 12 hours of sunlight, the days begin to shorten as the vibrant energy of summer gives way to the cooler days ahead. This decline in daylight, down from 14 hours in the peak summer months of June through August, reflects a gradual shift towards the shorter days of October and November. Each month, sunlight subtly wanes, painting a picturesque backdrop as the rich hues of fall emerge, inviting both locals and visitors to enjoy the lingering warmth of the season while embracing the allure of change.

Average Daylight Hours in Nikiana for September

The chart illustrates the variation in daylight duration in Nikiana throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 46m10h 44m11h 58m13h 13m14h 17m14h 49m14h 32m13h 36m12h 23m11h 8m10h 2m9h 29m
Data source: Nikiana daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Nikiana

As summer transitions to autumn, September in Nikiana, Greece, offers a gentle breeze with an average wind speed of 3.4 m/s (8 mph). This slight uptick from the calm of August reflects the beginning of a seasonal change, as the air turns crisper and more invigorating. Notably, September's winds are relatively mild compared to the winter months, which see an increase, particularly in October and November, where wind speeds rise to around 4.5 m/s (10 mph) and 5.3 m/s (12 mph), respectively. This evolving pattern not only enhances the outdoor experience in this picturesque locale but also hints at the impending shifts of the colder months, blending the warm remnants of summer with the fresh anticipation of autumn.

Average September Wind Speed in Nikiana

The chart displays monthly wind speed patterns in Nikiana, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.64.44.14.23.93.13.53.33.4 m/s4.55.35.0
Data source: Nikiana September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Nikiana Compares to Other Months

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

September boasts milder temperatures with a minimum of 16°C (62°F) and an average high of 29°C (84°F), making it a pleasant month with relatively low humidity at 56%. In contrast, January experiences much cooler weather, with temperatures dropping to a minimum of 1°C (35°F) and an average maximum of only 19°C (66°F). Additionally, January sees significantly more rainfall, accumulating 201 mm (7.9 in) across 14 days, compared to September's 55 mm (2.2 in) over just 5 days. The humidity also rises in January to 84%, creating a far more damp and chilly environment. For more detailed weather information, you can check Nikiana weather in January.

September and February showcase strikingly different weather patterns. In September, temperatures typically range from a mild 16°C (62°F) to a warm 29°C (84°F), with an average of 24°C (75°F) and relatively low precipitation of 55 mm (2.2 in) over about 5 days. The humidity sits at a comfortable 56%. In contrast, February brings cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 17°C (63°F), averaging at just 12°C (53°F). This month experiences significantly higher rainfall, totaling 144 mm (5.7 in) across roughly 11 days, and the humidity rises to 78%. For a more detailed look at February weather, you can visit Nikiana weather in February.

September and March present contrasting weather conditions. In September, temperatures are pleasantly warmer, with a minimum of 16°C (62°F) and an average of 24°C (75°F), peaking at 29°C (84°F). The month sees relatively low precipitation of 55 mm (2.2 in) over about 5 days, coupled with a moderate humidity level of 56%. In stark contrast, March experiences cooler weather, with a minimum temperature of 5°C (41°F) and an average of 12°C (55°F), reaching a maximum of 18°C (64°F). This month is also wetter, accumulating 97 mm (3.8 in) of precipitation over 11 days and higher humidity at 75%. For more detailed insights into the weather in March, you can check out Nikiana weather in March.

When comparing the weather in September and April, notable differences emerge in temperature and humidity. September typically enjoys warmer temperatures, with averages ranging from a minimum of 16°C (62°F) to a maximum of 29°C (84°F), whereas April is cooler, with temperatures ranging from 9°C (48°F) to 25°C (77°F). Both months have similar levels of precipitation, around 55-57 mm (2.2 inches), with September experiencing rain on about 5 days and April on about 6 days. However, April is characterized by higher humidity at 70%, compared to September's 56%. For more specific details on April weather, you can visit Nikiana weather in April.

In September, the weather is generally warmer than in May, with average temperatures reaching around 24°C (75°F) compared to May's 18°C (66°F). September enjoys a higher maximum temperature of 29°C (84°F), while May peaks at 26°C (79°F). Although both months experience approximately five days of precipitation, September receives more rainfall, totaling 55 mm (2.2 in), compared to May's 32 mm (1.3 in). Humidity levels are also notably different, with September at 56% and May higher at 72%. For more details on May weather in Nikiana, you can check this link: Nikiana weather in May.

When comparing the weather between September and June, both months exhibit similar temperature ranges, with average highs peaking at 29°C (84°F). However, September tends to be warmer overall, with an average temperature of 24°C (75°F), compared to June's 22°C (72°F). Additionally, September experiences more precipitation, with 55 mm (2.2 in) over about 5 days, while June sees only 28 mm (1.1 in) across approximately 3 days. Humidity levels are slightly higher in June at 60%, compared to 56% in September. For more detailed insights into June weather, you can check Nikiana weather in June.

When comparing the weather between September and July, September generally offers slightly cooler temperatures with a minimum of 16°C (62°F) and an average of 24°C (75°F), while July starts off warmer with a minimum of 20°C (69°F) and an average of 25°C (76°F). Both months reach a maximum of 29°C (84°F in September and 85°F in July), but September tends to have more rainfall, averaging 55 mm (2.2 in) over 5 days, compared to just 13 mm (0.5 in) over 2 days in July. Interestingly, the humidity remains consistent at 56% for both months, providing a similar feel in terms of moisture in the air. For a closer look at July's weather, you can check Nikiana weather in July.

September's weather shows a notable shift from August, with cooler temperatures and slightly increased humidity. The average temperature in September is 24°C (75°F), dropping from August's 26°C (79°F), while the maximum temperature in September reaches 29°C (84°F) compared to 31°C (87°F) in August. Additionally, September experiences more precipitation, totaling 55 mm (2.2 in) over 5 days, unlike the much drier August, which sees just 10 mm (0.4 in) over 2 days. For a more detailed comparison, you can check out Nikiana weather in August.

September marks the transition from summer into autumn, featuring temperatures that range from a minimum of 16°C (62°F) to a maximum of 29°C (84°F) with an average of 24°C (75°F). This month experiences moderate rainfall, totaling 55 mm (2.2 in) over about 5 days, and a relative humidity of 56%. In contrast, October sees a notable drop in temperatures, with daily averages around 20°C (68°F) and a maximum of 26°C (79°F). Precipitation increases significantly to 119 mm (4.7 in), spread over 9 days, and humidity levels rise to 70%. For more details on the weather specifics, you can explore Nikiana weather in October.

In comparing the weather between September and November, notable differences emerge in both temperature and precipitation. In September, temperatures are generally milder, with a minimum of 16°C (62°F), an average of 24°C (75°F), and a maximum of 29°C (84°F). The month sees relatively low precipitation at 55 mm (2.2 in) over just 5 days and a humidity level of 56%. In contrast, November brings cooler temperatures, with a minimum of 10°C (51°F), an average of 17°C (63°F), and a maximum of 24°C (75°F). This month experiences significantly higher precipitation, totaling 250 mm (9.8 in) over 14 days, along with increased humidity at 80%. For more specific insights, you can refer to Nikiana weather in November.

September and December present contrasting weather conditions. In September, temperatures are more moderate, with averages around 24°C (75°F) and a maximum of 29°C (84°F), accompanied by relatively low precipitation of 55 mm (2.2 in) over about 5 days, and a humidity level of 56%. By December, however, the scene shifts dramatically: the average temperature drops to 13°C (56°F), with highs reaching only 18°C (66°F) and lows plunging to 6°C (44°F). This month also sees a substantial increase in precipitation, totaling 281 mm (11.1 in) over 17 days, leading to a higher humidity level of 83%. For those interested in the December weather specifics, you can check out Nikiana weather in December.

Compare Nikiana's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Nikiana

As summer gently gives way to autumn, September in Nikiana offers a delightful transition marked by comfortable temperatures and a refreshing atmosphere. With average highs hovering around a pleasant 24°C (75°F), this month provides an ideal escape from the heat of peak summer. While the humidity remains moderate at 56%, you can expect a slight increase in rainfall, with an average of 55 mm over five days. This shift brings a welcomed freshness to the air, making it a perfect time to explore the scenic beauty of the area. For a detailed look at how September compares to other months in Nikiana, check out Nikiana Climate.