Last updated: August 21, 2025
Kassiopi, Greece, in September offers a delightful blend of warmth and refreshing breezes, with maximum temperatures reaching 31°C (88°F) and an average of 23°C (74°F). As summer wanes, the air cools slightly, providing pleasant evenings with a minimum temperature of 15°C (59°F). Visitors can expect 48 mm (1.9 in) of rainfall spread across about 7 days, contributing to the region's lush landscapes. With humidity levels at 70%, the climate remains comfortably inviting, perfect for exploring the scenic beauty and rich history of this charming coastal town.
In September, Kassiopi, Greece transitions smoothly from the peak summer heat into the milder embrace of early autumn. With minimum temperatures around 15°C (59°F) and daily averages resting comfortably at 23°C (74°F), the weather remains pleasantly warm for outdoor activities. Maximum temperatures can still flirt with the high 30s°C (around 88°F), offering plenty of sunshine for beachgoers, yet the evenings become cooler and more refreshing. This gradual shift not only invites a more comfortable climate but also a beautiful transformation in the landscape, making September a delightful time to explore both the stunning coastal vistas and the charming local culture.
In September, Kassiopi experiences a moderate shift in its weather patterns as the summer warmth begins to wane. The town receives 48 mm (1.9 in) of precipitation over an average of 7 days, marking a rise from the drier months of July and August. This increase in rainfall is characteristic of the transition toward autumn, providing a refreshing change that nourishes the landscape after the hot summer months. Compared to the preceding months, where rain was scarce, the return of moisture sets the stage for the lush greenery that will flourish in the upcoming fall. As the region gradually cools, September serves as a bridge between the sun-drenched days of summer and the wetter conditions that lie ahead.
In September, Kassiopi enjoys a comfortable humidity level of 70%, mirroring August's conditions and signaling the transition to autumn. As the summer heat fades, the humidity remains consistent with the previous month, offering a pleasant atmosphere for both locals and visitors. Throughout the year, humidity levels in Kassiopi fluctuate, peaking at 79% in May and dropping to 71% in February. This trend reveals a gradual increase during the spring months, peaking in late spring, before evening out during the latter part of summer and into early fall. As September arrives, the moderate humidity contributes to the charming Mediterranean climate, making it an alluring time to experience the picturesque landscapes of this beautiful coastal town.
As summer transitions to autumn in Kassiopi, Greece, the UV Index begins to show a slight decline, yet it remains in the very high exposure category at 8 during September, with a burn time of only 15 minutes. This indicates that while the days may be getting shorter, the sun’s intensity is still significant. August peaks at an index of 9, and prior months reveal a consistent trend of high UV levels, particularly throughout June and July, where it reaches its maximum at 10. As we move into October, the UV Index will further decrease to 6, reflecting a shift toward more moderate sun exposure. Whether you're soaking up the last rays of summer or preparing for cooler days, staying sun-savvy remains essential in this beautiful coastal town. For more detailed insights, visit the Kassiopi UV Index page.
UV Risk Categories
September in Kassiopi, Greece, offers a beautiful transition from the height of summer to the gentle embrace of autumn, with 341 hours of sunshine. This month, while slightly cooler than the sun-drenched July and August, still boasts plentiful daylight, making it an ideal time for outdoor adventures. The overall trend showcases a gradual decline in sunshine hours from July’s peak of 424 hours, yet September remains vibrant, ensuring plenty of opportunities to bask in the sun's warm glow. As the days shorten and autumn approaches, the plethora of sunlight invites visitors to enjoy the fading warmth and stunning coastal views, epitomizing the beauty of the Greek islands in early fall.
As summer draws to a close, September in Kassiopi, Greece, offers a notable shift in weather, with a 62% chance of sunny days. While this percentage is significantly lower than the peak months of July and August, which boast an impressive 94% and 89% sunny weather respectively, September still retains a charming warmth characteristic of the late summer. The chance of clear skies is higher than in the transitional months ahead, making it an ideal time for visitors to enjoy the fading summer sun. Thus, while the sunshine may begin to wane as autumn approaches, September continues to provide a delightful blend of pleasant weather, inviting guests to relish in the beauty of Kassiopi before the cooler temperatures set in.
In Kassiopi, Greece, the rhythm of daylight plays a captivating role throughout the year, with September ushering in a transition toward shorter days. As summer lingers, September offers a generous 12 hours of daylight, down from the peak of 14 hours seen in the vibrant summer months of June, July, and August. This gradual decline reflects the changing season, as daylight dips from the long, sun-soaked days of summer toward the crisp, shorter days of autumn. With each passing month from here, daylight shrinks further, moving toward the 9-hour mark in November and December, creating a beautiful balance of seasonal change that paints Kassiopi in ever-shifting hues.
As summer fades, September wind in Kassiopi, Greece, brings a gentle sigh of change, with an average speed of 2.0 m/s (5 mph). This marks a continuity from the calmer breezes of August, as the shift towards autumn begins. Observing the trends throughout the year, wind speeds have generally remained low from late spring to early fall, creating a serene atmosphere ideal for relaxation by the azure waters. Notably, the wind begins to pick up in the months that follow, with October and November showing a slight increase to 2.3 m/s (5 mph) and 2.9 m/s (7 mph) respectively. The transition from summer to autumn not only introduces cooler temperatures but also serves as a gentle reminder that Kassiopi’s tranquil beauty will soon embrace the invigorating breezes of fall.
Weather in Kassiopi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kassiopi, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is warm and inviting, with average temperatures reaching a comfortable 23°C (74°F) and maxing out at 31°C (88°F). This month experiences around 48 mm (1.9 in) of precipitation over approximately 7 days, with humidity levels at 70%. In contrast, January brings a stark change, plunging temperatures to an average of 9°C (49°F) and dipping as low as -2°C (29°F). Rainfall increases significantly to 140 mm (5.5 in) spread over about 11 days, with humidity slightly higher at 76%. For more details on the chilly conditions, you can visit Kassiopi weather in January.
In comparing the weather of September and February, there's a stark contrast between the two months. September boasts a comfortable average temperature of 23°C (74°F) with highs reaching up to 31°C (88°F), making it ideal for outdoor activities. In contrast, February experiences significantly lower temperatures, averaging just 11°C (51°F) and peaking at 19°C (66°F), which often requires warmer clothing. Additionally, February is notably wetter, with total precipitation reaching 148 mm (5.8 in) over 10 days, compared to September's 48 mm (1.9 in) spread across just 7 days. Despite similar humidity levels, February's cooler temperatures and increased rainfall create a more subdued atmosphere. For those interested in detailed February conditions, you can check out Kassiopi weather in February.
In September, temperatures are significantly warmer, ranging from a mild 15°C (59°F) at night to a maximum of 31°C (88°F) during the day, with an average of 23°C (74°F). The month sees relatively low precipitation, averaging about 48 mm (1.9 in) over 7 days, and humidity levels at around 70%. In contrast, March experiences much cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 20°C (68°F), averaging just 12°C (53°F). This month is also wetter, with precipitation reaching 112 mm (4.4 in) across 10 days and slightly higher humidity at 72%. For a detailed overview of March's weather, you can check Kassiopi weather in March.
Comparing the weather in September and April reveals distinct seasonal contrasts. In September, temperatures are warmer, with average highs of 23°C (74°F) and maximums reaching up to 31°C (88°F), while April experiences cooler conditions, averaging just 15°C (58°F) and peaking at 28°C (82°F). Both months see a similar amount of precipitation, each with around 50 mm (2.0 in), distributed across about 7 days. However, April's higher humidity at 77% compared to September's 70% gives it a more humid feel. For those interested in specific April conditions, more information can be found here: Kassiopi weather in April.
In comparing the weather between September and May, we notice distinct differences in temperature and humidity. September typically enjoys warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 31°C (88°F), averaging around 23°C (74°F). In contrast, May experiences cooler conditions, with a minimum of 11°C (52°F) and a maximum of 30°C (86°F), averaging 19°C (66°F).
Additionally, September has lower precipitation at 48 mm (1.9 in) over 7 days, while May sees more rainfall, totaling 63 mm (2.5 in) across 9 days. Humidity levels are also higher in May at 79%, compared to 70% in September. For a more detailed look at May weather, you can check Kassiopi weather in May.
In comparing the weather between September and June, both months exhibit average temperatures around 23°C (73°F), but there are subtle differences in their extremes. September has a slightly higher maximum temperature of 31°C (88°F) compared to June's 32°C (91°F). Additionally, while September experiences a bit more precipitation with 48 mm over 7 days, June has 39 mm spread over 6 days, indicating that rain might be less frequent in June despite the higher humidity level of 77%, compared to September's 70%. For a detailed look at what to expect, you can check Kassiopi weather in June.
In comparing the weather between July and September, it's clear that July tends to be hotter, with average temperatures reaching up to 26°C (78°F) and maximums hitting 35°C (95°F). In contrast, September offers slightly cooler conditions, with average temperatures around 23°C (74°F) and maximums of 31°C (88°F). Additionally, July is significantly drier, receiving only 17 mm (0.7 in) of precipitation over just 2 days, while September sees more rain, totaling 48 mm (1.9 in) across 7 days. Humidity levels remain relatively consistent, with July at 74% and September at 70%. For a closer look at the specific weather conditions, you can visit Kassiopi weather in July.
The weather in September is slightly cooler than in August, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 31°C (88°F), compared to August's warmer range of 19°C (67°F) to 34°C (94°F). September also sees more precipitation, totaling 48 mm (1.9 in) over 7 days, while August experiences less rain at just 24 mm (0.9 in) across 3 days. Both months maintain a consistent humidity level of 70%, making September feel fresher, though slightly wetter than the hotter and drier August. For more details, check out Kassiopi weather in August.
In September, the weather typically features warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 31°C (88°F), averaging around 23°C (74°F). This month sees moderate precipitation of 48 mm (1.9 in) over approximately 7 days, while humidity hovers around 70%.
Conversely, October brings a noticeable drop in temperatures, with a minimum of 11°C (52°F) and a maximum of 26°C (79°F), resulting in an average temperature of 19°C (66°F). Additionally, October is wetter, accumulating 120 mm (4.7 in) of rain over about 9 days, while maintaining the same humidity level of 70%. For more detailed information, you can check out Kassiopi weather in October.
September typically boasts warmer temperatures, with daily averages around 23°C (74°F) and highs reaching up to 31°C (88°F). In contrast, November experiences a significant drop, with an average temperature of 15°C (60°F) and maximums only hitting 23°C (75°F). While September has less rainfall at 48 mm over 7 days, November sees a substantial increase in precipitation with 234 mm over 14 days, indicating a much wetter climate. Additionally, humidity is slightly higher in November at 75% compared to September's 70%. For more detailed insights, you can check Kassiopi weather in November.
September and December present stark contrasts in weather patterns. In September, temperatures range from a mild 15°C (59°F) at night to a warm 31°C (88°F) during the day, with an average of 23°C (74°F). The month sees about 48 mm (1.9 in) of rainfall over approximately 7 days, and humidity levels hover around 70%. In contrast, December experiences much cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 19°C (66°F), averaging just 12°C (53°F). Precipitation significantly increases to 231 mm (9.1 in) spread over 15 days, and humidity rises slightly to 75%. For more details, you can explore Kassiopi weather in December.
As September arrives in Kassiopi, the weather shifts into a delightful blend of warmth and mildness, distinct from the sweltering summer months. With maximum temperatures still reaching a sunny 31°C (88°F), the average temperature settles comfortably at 23°C (74°F), providing a more pleasant escape. While occasional rain showers contribute to a slight uptick in humidity levels, the overall climate remains inviting for outdoor activities. This transitional month marks a balance between the heat of summer and the cooler beginnings of autumn, making it an ideal time for visitors to enjoy Kassiopi's stunning landscapes. For more detailed insights on Kassiopi's climate year-round, check out Kassiopi Climate.