Last updated: August 21, 2025
In September, Andros, Greece, welcomes a delightful transition into autumn with maximum temperatures reaching 27°C (81°F) and an average of 23°C (74°F), providing a perfect setting for outdoor exploration. Visitors can enjoy mild evenings with minimum temperatures around 18°C (65°F). Rainfall is minimal, with only 7 mm (0.3 in) recorded over just 1 day, ensuring plenty of sunshine for beach activities and sightseeing. The island’s ambiance is enhanced by a comfortable humidity level of 65%, making September a truly inviting time to experience the natural beauty and charm of Andros.
As summer gracefully transitions into fall, September in Andros, Greece, presents a delightful blend of warmth and comfort. With minimum temperatures hovering around a pleasant 18°C (65°F) and averages reaching 23°C (74°F), the island still basks in the lingering sunshine. It’s the perfect time to explore lush landscapes or relax along pristine beaches, as daily highs peak at a satisfying 27°C (81°F). Compared to the sweltering July and August months, September offers a welcome respite—balancing sunny days with cooler evenings, making it an ideal time for both adventure and relaxation. This charming weather trend invites visitors to soak in the serene beauty of Andros before the cooler autumn days arrive.
In September, Andros experiences a slight uptick in precipitation after the dry summer months, with an average of 7 mm (0.3 in) of rain, mirroring the minimal rains of June and July. This month typically sees only 1 day of precipitation, suggesting a gradual transition towards the wetter autumn season. The contrast to preceding months, particularly the dry spell of August, highlights a rejuvenation of the island's landscapes as it prepares for the more robust rainfall in October, which usually brings about 24 mm (0.9 in) over 3 days. Overall, September serves as a gentle prelude to the rainy season, offering just enough moisture to hint at the lushness that autumn will soon bring.
As summer transitions into autumn, September in Andros, Greece witnesses a slight uptick in humidity, settling at a comfortable 65%. This marks a moderate increase from the driest months of July and August, which recorded 68% and 63% humidity respectively. The trend suggests that the island's air begins to regain a bit of moisture after the peak summer heat, creating a more refreshing atmosphere. This subtle rise is consistent with the gradual increase observed in the months leading up to winter, where humidity typically hovers around the 75% mark in the later months. Overall, September offers a balanced humidity level, ideal for enjoying the island's beautiful landscapes.
September in Andros, Greece, marks a notable shift in the UV Index as summer begins to wane. With a UV Index of 8, categorized as very high, sun-seekers should be cautious, especially since the burn time reduces to just 15 minutes—similar to the peak summer months of June and July. This trend highlights the lingering intensity of the sun as it transitions into autumn, emphasizing the importance of sun protection even as temperatures may begin to cool. As the season progresses into October, the UV Index decreases to 6, indicating a move back toward a high exposure level. For up-to-date information and to plan your sun safety accordingly, check out Andros UV Index.
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As summer gradually gives way to autumn, September in Andros, Greece, offers a delightful transition with 350 hours of sunshine. This month retains a warm, vibrant ambiance, echoing the golden days of July and June, which bask in even greater sunlight, boasting 426 and 413 hours, respectively. Despite a gentle decline from the sunlit intensity of summer, September still provides a pleasant brightness, making it an ideal time for exploration or relaxation. The trend reveals a gradual decrease in daylight hours as the year progresses, culminating in the cozy embrace of October and November, yet September stands out as a remarkable month where the remaining warmth begins to blend beautifully with hints of the coming autumn chill.
In September, Andros, Greece, enjoys a high likelihood of sunny weather, with an impressive 88% chance of sunshine. As summer draws to a close, the sunny days of July and August maintain their influence, resulting in continued warmth and brightness. This month marks a slight dip from the peak summer months but remains significantly more favorable than the earlier part of the year, showcasing a clear trend toward pleasant weather as the season transitions. This favorable forecast makes September an ideal time for outdoor activities and experiencing the island’s natural beauty, as the sun continues to shine brightly over the stunning landscapes.
As summer gracefully transitions to autumn in Andros, Greece, September reveals a delightful balance in daylight with approximately 12 hours of sunshine. This month marks a gentle decline from the vibrant abundance of 14 hours in July and August, as the island begins its shift towards shorter days. The trend illustrates a gradual decrease in daylight duration, starting from a generous 14 hours in late spring and summer, to a more subdued length as the autumn months approach. With the daylight slowly diminishing, September offers a perfect blend of warm, sunlit days and cooler evenings, making it an ideal time to explore the island's enchanting landscapes.
September in Andros, Greece, brings a delightful increase in wind speed, averaging 8.8 m/s (20 mph), making it one of the breeziest months of the year. The transition from the summer’s milder winds in May and June, which lingered at 5.7 m/s (13 mph) and 5.2 m/s (12 mph) respectively, sets the stage for a refreshing late summer ambiance. As the days grow shorter, the winds pick up their pace, with September surpassing both July and August and highlighting a trend of gradually increasing gusts as fall approaches. This invigorating breeze not only enhances the outdoor experience but also serves as a reminder of the island’s dynamic climate, with the winds continuing to hold steady into the October months.
Weather in Andros varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Andros, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September is generally warm and pleasant, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F) and occasional light rain, resulting in only 7 mm of precipitation over just one day. The humidity levels are relatively moderate at 65%, contributing to comfortable conditions for outdoor activities.
In contrast, January brings a notable drop in temperatures, with averages between 3°C (37°F) and 19°C (67°F). This month is significantly wetter, receiving about 97 mm of precipitation over approximately 12 days, and the humidity also rises to 76%, making the atmosphere feel cooler and more damp. For more detailed information about January weather conditions, visit Andros weather in January.
September weather tends to be warm and pleasant, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F). The month experiences low precipitation, with only about 7 mm (0.3 in) falling on just one day, making it a relatively dry period with a humidity level of 65%. In contrast, February brings cooler temperatures, ranging from a minimum of 6°C (42°F) to a maximum of 18°C (64°F). This month is much wetter, with 46 mm (1.8 in) of rain over approximately nine days, resulting in higher humidity at 75%. For a more detailed look at February weather, you can check Andros weather in February.
September and March showcase a distinct contrast in weather patterns. In September, temperatures are much warmer, ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F), with an average of 23°C (74°F). The month experiences minimal precipitation, with just 7 mm (0.3 in) over one day, and humidity levels at 65%. In contrast, March is considerably cooler, featuring temperatures that vary from a minimum of 4°C (39°F) to a maximum of 17°C (63°F), averaging only 13°C (56°F). This month is also wetter, receiving 48 mm (1.9 in) of precipitation over six days and a higher humidity of 74%. For a detailed look at what to expect, you can visit Andros weather in March.
In comparing the weather of September and April, September offers warmer temperatures, with a minimum of 18°C (65°F) and an average high of 27°C (81°F), while April is considerably cooler, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (67°F). Additionally, September experiences significantly less precipitation, averaging only 7 mm over just 1 day, compared to April's 24 mm spread over 3 days. The humidity is slightly lower in September at 65%, while April sees a higher level of 75%, giving the spring month a more humid feel. For more detailed information on April weather, you can check Andros weather in April.
When comparing the weather in September to that of May, September shows warmer temperatures, with a minimum of 18°C (65°F) and an average of 23°C (74°F), while May starts cooler, with a minimum temperature of 14°C (58°F) and an average of 18°C (65°F). The maximum temperature in September reaches 27°C (81°F), compared to May’s peak of 23°C (74°F). Additionally, September experiences slightly less precipitation, averaging 7 mm (0.3 in) over one day, whereas May has a bit more, with 9 mm (0.4 in) over one day. Humidity levels are higher in May at 77%, compared to 65% in September. For more detailed insights, you can check Andros weather in May.
In September, the weather features a minimum temperature of 18°C (65°F) and an average of 23°C (74°F), while it peaks at a comfortable 27°C (81°F). The month sees minimal rainfall with only 7 mm (0.3 in) over just a single day and maintains a humidity level of 65%. In contrast, June presents slightly cooler conditions with a minimum of 17°C (63°F), an average temperature of 22°C (72°F), and the same maximum of 27°C (81°F). Like September, June also experiences limited precipitation of 7 mm (0.3 in) across one day, but with a higher humidity level of 71%. For more detailed information, check out Andros weather in June.
In comparing the weather of September and July, September tends to be slightly cooler, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F), while July experiences warmer conditions with averages from 21°C (70°F) to 30°C (87°F). July is also notable for its dry conditions, recording just 1 mm of precipitation over 0 days, compared to September's 7 mm over 1 day. Humidity levels are fairly similar, with September at 65% and July slightly higher at 68%. For more specific insights on July weather, you can check Andros weather in July.
In comparing the weather between September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F), whereas August features warmer temperatures with a minimum of 21°C (70°F) and a maximum of 30°C (86°F). Additionally, September experiences a light amount of precipitation, receiving 7 mm (0.3 in) over just one day, while August remains completely dry with no recorded precipitation. Humidity levels are relatively similar, with September at 65% and August at 63%. For a more detailed look at August conditions, you can check Andros weather in August.
In September, the weather is generally warmer with an average temperature of 23°C (74°F), peaking at 27°C (81°F) on the hottest days. The month experiences minimal rainfall, with only about 7 mm (0.3 in) over just one day, and a relative humidity of 65%. In contrast, October brings cooler temperatures, with an average of 20°C (68°F) and a maximum of 25°C (78°F). This month also sees an increase in precipitation, totaling 24 mm (0.9 in) over three days and higher humidity at 72%. For a detailed look at October's climate, you can check Andros weather in October.
September and November present quite contrasting weather conditions. In September, temperatures are generally warmer, with a minimum of 18°C (65°F), an average of 23°C (74°F), and a maximum of 27°C (81°F). The month experiences low precipitation with only 7 mm (0.3 in) over just 1 day, and the humidity sits at a moderate 65%.
In contrast, November brings cooler temperatures, with a minimum of 11°C (52°F), averaging 17°C (63°F), and a maximum of 22°C (72°F). This month is significantly wetter, accumulating 46 mm (1.8 in) of rainfall across 7 days, while humidity rises slightly to 75%. The shift from the warm, dry days of September to the cooler, wetter climate of November marks a significant transition in the seasonal weather patterns. For more detailed information, you can check Andros weather in November.
September weather is typically warm and pleasant, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F). The month experiences relatively low precipitation, with only 7 mm (0.3 in) expected over just one day and humidity levels at 65%. In stark contrast, December brings cooler temperatures, averaging a low of 8°C (47°F) and a high of 20°C (68°F). This month also experiences much higher precipitation, with about 95 mm (3.7 in) of rain spread over 13 days, and increased humidity at 76%. For a more detailed look at December conditions, you can check Andros weather in December.
As September unfolds in Andros, the weather offers a delightful transition into early autumn with mild temperatures that capture the essence of late summer. Unlike the peak heat of July and August, September delivers a more comfortable average, making outdoor activities enjoyable without the sweltering heat. With only a hint of rain and a significant drop in precipitation, this month stands out for its pleasant humidity levels, creating a refreshing atmosphere as the landscape begins to shift. For those looking to explore the charms of Andros, September provides the perfect balance between warmth and cool breezes. To learn more about the unique characteristics of Andros' climate, visit Andros Climate.