Last updated: January 24, 2025
In September, Kea experiences a delightful blend of warmth and mildness, with maximum temperatures soaring up to 32°C (90°F) and an average settling at a comfortable 24°C (76°F). The minimum temperature rarely dips below 18°C (64°F), ensuring pleasant evenings. This month witnesses minimal rainfall, with only 13 mm (0.5 in) of precipitation spread over just 1 day, creating an ideal environment for outdoor activities. With a humidity level of about 65%, the weather strikes a perfect balance, offering a refreshing atmosphere that invites exploration and enjoyment of the island's natural beauty.
In September, Kea, Greece, experiences a delightful transition in temperatures as summer begins to wane. With a minimum of 18°C (64°F) and an average temperature of 24°C (76°F), the island remains pleasantly warm, inviting outdoor adventures and beach relaxation. The maximum temperature can reach a balmy 32°C (90°F), making it one of the last opportunities to bask in the sun before autumn sets in. This month not only carries the tail end of summer's warmth but also hints at the cooler days ahead, creating a perfect balance that appeals to both sun-seekers and those looking to escape the peak heat of the summer months.
In September, Kea begins to transition from the dry summer months to a slightly wetter autumn, with precipitation measuring 13 mm (0.5 in) over just a single rainy day. This marks a continuation of the trend observed throughout the summer, where rainfall is minimal, with just 1 mm in August and 2 mm in July. However, as the temperatures begin to cool, one can expect an uptick in rainy days in the following months. October sees an increase to 22 mm (0.9 in) across three days, foreshadowing a more significant shift in weather patterns as the island moves further into the wet season. Overall, September serves as a gentle reminder of the changing seasons, providing a brief interlude before the more substantial rainfall that follows.
As summer wanes, September in Kea, Greece, experiences a notable shift in humidity levels, resting at a comfortable 65%. This marks a gentle rise from the drier heat of August, which saw a low of 63%, the lowest humidity of the year. The trend reveals a gradual increase in moisture as the year progresses, with January's 76% humidity serving as a significant contrast to the drier summer months. This subtle uptick in September hints at the changing seasons, setting the stage for the more humid months ahead in October and November, which return to the mid-70s. Kea's humidity patterns reflect the island's Mediterranean climate, inviting visitors to enjoy its beauty as it transitions from the intense heat of summer to the refreshing embrace of autumn.
As summer gives way to autumn, September in Kea, Greece, maintains a very high UV Index of 8, requiring careful sun protection, particularly during peak hours. This slight decrease from the intense 10 recorded in July and August still signifies a brisk sun intensity, conditioning beachgoers to limit their time of exposure to just 15 minutes to avoid burns. Following the pattern established in earlier months, September serves as a reminder that while the temperatures may start to cool, UV rays remain robust, encouraging visitors to stay vigilant. For more detailed insights, check out the Kea UV Index to help plan your days under the sun safely.
UV Risk Categories
As summer transitions to autumn, September in Kea, Greece, continues to bask in a generous 349 hours of sunshine, reflecting a steady glow before the days grow shorter. This month showcases a delightful decline from the peak summer brightness of 425 hours in July, a time when the island is vibrant with life. While August brings a slight dip to 397 hours, September's radiant days maintain a warm allure, perfectly suited for those wishing to revel in the tail end of summer. The trend of gradually decreasing daylight mirrors nature’s rhythm, as the island prepares for the quieter months ahead, yet still invites visitors to enjoy its sun-kissed charm. With autumn’s approach, the climate remains inviting, making it an ideal time for exploration and relaxation in this Greek paradise.
When considering a visit to Kea, Greece in September, you can expect a favorable 84% chance of sunny weather. This delightful statistic reflects a broader trend of increasing sunshine as summer approaches its peak, with July and August boasting an impressive 96% and 97%, respectively. As autumn begins, September still enjoys a substantial amount of sunshine, although it's a gentle decline compared to the summer months. The overall pattern reveals a transition from moderate sunshine in the early months of the year—like January’s 47%—to a radiant climax in mid-summer, making September an ideal time for travelers seeking that sweet spot of warmth and sunshine before the cooler months set in.
In Kea, Greece, September marks a transition as daylight begins to wane, offering approximately 12 hours of sunlight—a beautiful prelude to the autumn season. This gradual decline follows a peak of 14 hours during the summer months of June, July, and August, where long sunlit days are perfect for beach outings and exploring the island's breathtaking landscapes. As September unfolds, the lingering warmth invites lingering evenings, yet subtly hints at the shortening days ahead, continuing the trend that sees daylight drop to 11 hours by October. This rhythmic ebb and flow of daylight not only highlights the shifting seasons but also enhances the natural beauty of Kea, encouraging visitors to savor the last rays of summer before embracing the cozy fall.
As summer gently fades, September in Kea, Greece, ushers in a refreshing shift in the landscape of the winds. With an average wind speed of 5.6 m/s (13 mph), the breeze picks up, signaling the transition from the hot summer months to a more temperate autumn. This uptick in wind speed is a delightful contrast to the calmer days of June and July, which saw lower averages of 3.2 m/s (7 mph) and 5.4 m/s (12 mph), respectively. The trend continues into October, where winds remain brisk at 6.0 m/s (13 mph), and carry through into the winter months. Notably, while December presents the strongest gusts at 6.4 m/s (14 mph), September’s subtle resurgence is a perfect reminder of nature's delicate balance, culminating in a harmonious blend of warmth and invigorating air, calling both adventurers and those in search of tranquility to embrace the beauty of this island paradise.
The weather in Kea changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kea and find detailed weather information for every month.
September and January present stark contrasts in weather. In September, temperatures range from a pleasant 18°C (64°F) at night to a warm 32°C (90°F) during the day, accompanied by low precipitation of just 13 mm (0.5 in) over one day and moderate humidity at 65%. In contrast, January experiences much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 20°C (69°F), significantly higher precipitation of 68 mm (2.7 in) spread over eight days, and increased humidity at 76%. This shift indicates a transition from a warm, summer-like climate in September to a colder, wetter winter in January. For more detailed information on January weather in this region, check Kea weather in January.
September and February present a striking contrast in weather conditions. In September, temperatures are noticeably warmer, with minimums around 18°C (64°F) and maximums reaching up to 32°C (90°F), making it a pleasant time for outdoor activities. The month experiences only 13 mm (0.5 in) of precipitation over just one day, coupled with a comfortable humidity level of 65%. In contrast, February brings cooler temperatures, with a minimum of 3°C (37°F) and an average around 12°C (54°F), peaking at 18°C (65°F). This month is significantly wetter, with 46 mm (1.8 in) of precipitation spread over seven days, and humidity levels rise to 75%. For more details on the weather in February, check Kea weather in February.
September and March showcase distinct weather patterns that highlight the transition from summer to spring. In September, temperatures range from a minimum of 18°C (64°F) to a maximum of 32°C (90°F), accompanied by relatively low precipitation of just 13 mm (0.5 in) over one day, and a humidity level of 65%. In contrast, March experiences cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 20°C (69°F), along with higher precipitation of 38 mm (1.5 in) spread across four days. The humidity in March also rises to 74%, indicating a noticeable dampness as the season changes. For a more detailed look at March weather, you can visit Kea weather in March.
September and April present contrasting weather experiences. September boasts warmer temperatures, with a minimum of 18°C (64°F) and a maximum reaching 32°C (90°F), while April's cooler climate ranges from a minimum of 9°C (48°F) to a maximum of 23°C (75°F). Additionally, September tends to have lower precipitation, averaging just 13 mm (0.5 in) over only 1 day, whereas April experiences a higher precipitation level of 24 mm (0.9 in) across 3 days. Humidity is also notably different, with September experiencing 65% humidity compared to April's 75%. For more detailed information on April weather, you can check Kea weather in April.
In comparing the weather of September and May, we find distinct differences and similarities. September boasts a warmer temperature range with a minimum of 18°C (64°F) and an average of 24°C (76°F), peaking at 32°C (90°F). In contrast, May starts cooler, with a minimum of 13°C (56°F) and an average of 20°C (68°F), reaching a maximum of 30°C (85°F). Both months experience similar precipitation levels, around 13 mm (0.5 in), but May has slightly more rainfall days with 2 compared to September's 1 day. Additionally, humidity levels are higher in May at 77%, compared to September's 65%. For more details on May weather, you can check Kea weather in May.
In June, the weather typically showcases mild and pleasant temperatures, with a minimum of 16°C (61°F) and a daily average of 24°C (75°F), peaking at a maximum of 31°C (89°F). With 13 mm (0.5 in) of precipitation over two days, the humidity is slightly higher at 71%. In contrast, September offers similar average temperatures but features a slight increase at the upper end, going up to 32°C (90°F) while the minimum is a tad higher at 18°C (64°F). The month sees less precipitation, with only 13 mm (0.5 in) over one day, and the humidity is lower at 65%. For a more detailed look at June's weather, check out Kea weather in June.
In comparing the weather of September and July, September tends to be milder, with average temperatures ranging from a minimum of 18°C (64°F) to a maximum of 32°C (90°F). The month sees an average of 13 mm (0.5 in) of precipitation over just 1 day, while humidity levels are around 65%. In contrast, July experiences warmer temperatures, with a minimum of 21°C (71°F) and a maximum soaring to 37°C (99°F). This month is notably drier, receiving only 2 mm (0.1 in) of rainfall over 0 days and exhibiting slightly higher humidity at 68%. For more detailed information about July weather, you can check Kea weather in July.
In comparison to August, September experiences slightly cooler temperatures, with a minimum of 18°C (64°F) compared to August's 22°C (72°F). The average temperatures also decrease from 27°C (81°F) in August to 24°C (76°F) in September, while the maximums drop from 35°C (95°F) to 32°C (90°F). Additionally, September sees a bit more precipitation, with 13 mm (0.5 in) over 1 day, whereas August remains quite dry with only 1 mm (0.1 in) and no rainy days. Humidity levels are fairly comparable, with September at 65% and August slightly lower at 63%. For more detailed information, you can check Kea weather in August.
September tends to be warmer and drier compared to October, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 32°C (90°F) and only one day of recorded precipitation. In contrast, October sees a noticeable drop in temperatures, with lows of 13°C (56°F) and highs of 27°C (82°F), along with increased humidity and a total precipitation of 22 mm (0.9 in) spread over three days. This shift marks the transition from the scorching summer days of September to the cooler, wetter conditions typical of October. For more details on the October weather patterns, check out Kea weather in October.
In September, the weather is typically warm and pleasant, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 32°C (90°F). With only 13 mm (0.5 in) of precipitation over just one day, humidity levels sit at 65%, making it a relatively dry month.
In contrast, November ushers in cooler temperatures, with minimums dropping to 10°C (51°F) and maximums reaching 23°C (74°F). The month sees a significant increase in rainfall, accumulating 45 mm (1.8 in) over seven days, along with a rise in humidity to 75%. This change marks a distinct shift toward a wetter and chillier climate. For more details on the November weather, check out this link: Kea weather in November.
September weather is generally warm and pleasant, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 32°C (90°F), and an average of 24°C (76°F). The month experiences low precipitation, with only 13 mm (0.5 in) falling over just a single day, and the humidity level sits at a comfortable 65%. In contrast, December brings much cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 20°C (67°F), resulting in an average of 14°C (57°F). It also sees a significant increase in precipitation to 80 mm (3.2 in) over about 10 days, coupled with a higher humidity of 76%. For more information on December weather specifically, you can check Kea weather in December.
As September arrives in Kea, it gracefully ushers in a shift in weather patterns compared to the peak summer months. Daytime temperatures remain pleasantly warm, averaging around 24°C (76°F), making it an ideal time for outdoor activities without the intense heat. This month offers just a hint of rainfall, with only one day recording a modest 13 mm (0.5 in), allowing for a perfect blend of sun and sky. Humidity stays comfortable at 65%, contributing to the overall inviting atmosphere. This delightful weather makes September an excellent choice for those seeking to enjoy the beauty of Kea while avoiding the summer crowds. For a deeper understanding of the region's climate, visit Kea Climate.