Last updated: August 27, 2025
September in Kayseri, Turkey, offers a captivating mix of warm days and cool nights. With a maximum temperature reaching 36°C (98°F) and an average of 19°C (67°F), visitors can bask in the summer heat while enjoying the crisp evening air, which can dip as low as 3°C (38°F). Rainfall is minimal, averaging just 13 mm (0.5 in) over 2 days, ensuring plenty of sunshine to explore the city's rich history and stunning landscapes. The relative humidity hovers around 49%, creating a comfortable atmosphere for outdoor activities and cultural experiences.
In September, Kayseri experiences a transition toward milder temperatures, with daily averages resting comfortably around 19°C (67°F). As summer gives way to autumn, the minimal temperatures cool to about 3°C (38°F), while the daytime highs maintain a summery feel, reaching up to 36°C (98°F). This month often embodies the best of both worlds: warm, sunny days perfect for outdoor exploration, alongside the crispness of approaching fall evenings. With this delightful balance, September invites visitors to enjoy the stunning landscapes of Kayseri without the extreme heat of the preceding months, making it an ideal time for both adventure and relaxation.
In September, Kayseri, Turkey, experiences a transition into the drier fall season, with rainfall averaging only 13 mm (0.5 in) across just 2 days of precipitation. This is a notable decrease compared to the summer months, where July and August brought minimal rainfall of 7 mm and 13 mm, respectively. As the month unfolds, the city continues to shift from the wettest period of spring, where average precipitation peaked at 78 mm, towards drier autumn months, including October, which sees an increase to 28 mm. The overall trend highlights a gradual reduction in precipitation from the lush spring towards a more arid September, setting the stage for Kayseri's distinct seasonal shifts.
In September, Kayseri, Turkey, experiences a noticeable shift in humidity, averaging around 49%. This marks a significant departure from the summer months, where humidity levels fell to as low as 39% in August, indicating a transition into the drier autumn season. As the year progresses from the high humidity of January and February at 87%, the city gradually sees a decline through spring and summer, culminating in a refreshing dip in September. While this month is relatively drier compared to the latter part of the year, it still retains a hint of moisture, bridging the gap as humidity begins to rise again in October. Overall, September serves as a gentle reminder of summer's warmth while hinting at the approaching coolness of autumn.
As summer fades in Kayseri, Turkey, September brings a notable shift in the UV Index, dropping to 9, which still classifies it as very high. This indicates a continued need for sun protection, especially since the burn time remains relatively short at just 15 minutes. Overall, the month follows a seasonal trend of high UV exposure that peaks during the summer months, with May and June recording extreme levels (UV Index 11-12). As we transition into autumn, the UV Index gradually decreases, but September serves as a reminder that careful sun safety practices are still essential. For more detailed information, check out Kayseri UV Index.
UV Risk Categories
As September rolls into Kayseri, Turkey, the city begins to bask in the warm glow of 353 hours of sunlight, marking a gentle transition from the vibrant summer months. This sunlight, while slightly less than the peak of July's 430 hours, still envelops the region in a golden embrace, paving the way for the autumnal shift. Following the sunny heights of summer, September's daylight invites locals and visitors alike to relish the outdoors, with outdoor cafes and parks remaining bustling. The progression into the cooler months promises a gradual decrease in sunshine, with October reducing to 321 hours, hinting at the lush yet brisk autumn days to come. Thus, September stands as a perfect bridge, where the lingering warmth of summer meets the inviting chill of fall.
In September, Kayseri, Turkey enjoys a notable likelihood of sunny weather, with a 78% chance of sun. This trend follows the warmer summer months, where July and August boast 84% and 79% sunny days, respectively. As the seasons transition, the sun holds strong into early autumn, maintaining a high probability of clear skies. In contrast to the winter months, which see significantly lower chances of sunshine, September stands out as a perfect time for outdoor activities, providing a beautiful backdrop for exploring the vibrant landscapes of the region before the cooler months set in.
As summer fades into autumn, September in Kayseri, Turkey, ushers in a gentle transition marked by a daylight duration of 12 hours. This decrease from the peak of 14 hours in June, July, and August reflects the gradual shift toward shorter days as the year progresses. Following the vibrant and sun-drenched months of summer, September offers a blend of lingering warmth and the promise of autumn's cooler embrace. The daylight begins to recede, setting the stage for October's further decline to 11 hours, as the region gears up for the cozy days of fall. This rhythm of changing daylight not only influences daily activities but also enhances the beauty of Kayseri's landscape as it prepares for the seasonal transformation.
As September arrives in Kayseri, Turkey, the average wind speed gently tapers off to 2.0 m/s (4 mph), reflecting a trend of decreasing winds as summer transitions into autumn. This slight dip follows a peak in July, where the winds reached 2.5 m/s (6 mph), suggesting that the summer months often experience a bit of a breeze. The overall data showcases a pattern of moderate winds throughout the year, with speeds generally hovering around 2 to 2.4 m/s during the warmer months and softening as the cooler months approach. September, with its tranquil winds, encapsulates the serene shift of seasons, paving the way for the crisp breezes of fall ahead.
Weather in Kayseri varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kayseri, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather patterns. In September, temperatures can range from a mild 3°C (38°F) to a sizzling 36°C (98°F), averaging around 19°C (67°F). The month sees minimal precipitation, totaling just 13 mm (0.5 in) over only 2 days, with humidity levels at a comfortable 49%. In contrast, January brings a frigid atmosphere, with temperatures plummeting to a minimum of -19°C (-3°F) and averaging -2°C (29°F), peaking at 17°C (63°F). This month is much wetter, with precipitation reaching 57 mm (2.2 in) across 8 days and humidity soaring to 87%. For more detailed information on January weather, you can visit Kayseri weather in January.
In September, the weather is notably warmer, with temperatures ranging from a mild minimum of 3°C (38°F) to a sweltering maximum of 36°C (98°F), and an average of 19°C (67°F). This month sees limited precipitation at only 13 mm (0.5 in) over just 2 days, paired with a moderate humidity level of 49%. In contrast, February presents a stark chill, with temperatures plummeting to a minimum of -21°C (-6°F) and averaging around 0°C (33°F), while the maximum reaches a mere 15°C (60°F). Precipitation is significantly higher in February, totaling 52 mm (2.1 in) across 8 days, and the humidity rises considerably to 87%. For more details on February conditions, visit Kayseri weather in February.
September and March present strikingly different weather patterns. In September, temperatures can be quite warm, ranging from a cool 3°C (38°F) to a hot 36°C (98°F), with an average of 19°C (67°F) and minimal precipitation of just 13 mm (0.5 in) over only 2 days. This month typically enjoys a comfortable humidity level of 49%. In contrast, March ushers in a more frigid climate, with temperatures dipping as low as -20°C (-4°F) and only reaching a maximum of 20°C (69°F), averaging around 4°C (39°F). Rainfall is significantly higher in March, totaling 78 mm (3.1 in) across 14 wet days, accompanied by a much higher humidity of 83%. For a detailed look at the specific conditions in March, you can visit Kayseri weather in March.
When comparing September and April, the differences in weather are quite pronounced. September generally boasts a warmer climate, with average temperatures ranging from a mild 19°C (67°F) to a hot 36°C (98°F) and only minimal precipitation of 13 mm (0.5 in) over just two days. In contrast, April experiences cooler temperatures, with lows around -6°C (21°F) and highs peaking at 26°C (78°F), alongside significantly higher precipitation of 64 mm (2.5 in) spread across 11 days. This increase in humidity to 71% during April further emphasizes the contrast between these two months. For more detailed information, you can check Kayseri weather in April.
In comparing the weather of September and May, September tends to show a wider temperature range, with minimums around 3°C (38°F), average highs reaching up to 36°C (98°F), and relatively low precipitation at just 13 mm (0.5 in) over 2 days. This results in a comfortable average humidity of 49%. In contrast, May experiences cooler temperatures overall, with a minimum of 0°C (33°F) and an average high of 31°C (88°F). However, it sees significantly more rainfall, totaling 78 mm (3.1 in) across 13 days, leading to higher humidity levels of 72%. For more details, you can check Kayseri weather in May.
In comparing the weather between September and June, September boasts a broader temperature range with a minimum of 3°C (38°F) and a maximum of 36°C (98°F), while June's temperatures hover slightly higher, ranging from 4°C (40°F) to 31°C (89°F). Despite September's average temperature being a tad warmer at 19°C (67°F), June experiences significantly more precipitation, with 65 mm (2.5 in) falling over 11 days compared to just 13 mm (0.5 in) over 2 days in September. Furthermore, June has higher humidity levels at 64%, leaving September feeling drier with a humidity of 49%. For more detailed information, you can visit Kayseri weather in June.
When comparing the weather in September and July, notable differences can be observed despite both months experiencing similar maximum temperatures of 36°C (98°F). September features a broader temperature range, with minimums dropping to 3°C (38°F) and average temperatures around 19°C (67°F), while July has a higher minimum of 8°C (47°F) and an average of 22°C (73°F). Precipitation in September is slightly higher at 13 mm (0.5 in) over 2 days, compared to July's 7 mm (0.3 in) over just 1 day. Humidity levels remain fairly consistent between the two months, with September at 49% and July at 50%. For more detailed information, you can check Kayseri weather in July.
In comparing the weather between August and September, we notice a shift in temperature and humidity. September features a wider temperature range with a minimum of 3°C (38°F) and an average of 19°C (67°F), while August remains notably warmer with a minimum of 10°C (50°F) and an average of 22°C (72°F). Both months record the same amount of precipitation at 13 mm (0.5 in) over two days, but September experiences a slightly higher humidity level at 49% compared to August's 39%. For more detailed insights, you can check Kayseri weather in August.
September's weather features a wider temperature range, with minimums of 3°C (38°F) and maximums reaching up to 36°C (98°F), averaging around 19°C (67°F). The month experiences relatively low precipitation, totaling just 13 mm (0.5 in) over two days and a humidity level of 49%. In contrast, October sees a significant drop in temperatures, with minimums dipping to -2°C (29°F) and maximums at 28°C (82°F), averaging 13°C (56°F). This month is also characterized by increased precipitation at 28 mm (1.1 in) spread across seven days and higher humidity levels of 69%. For more details on the weather in October, you can visit Kayseri weather in October.
September and November present stark contrasts in weather. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 36°C (98°F), with an average of 19°C (67°F). The month experiences low precipitation levels of just 13 mm (0.5 in) over about 2 days, accompanied by a humidity of 49%. In contrast, November brings much cooler temperatures, with a minimum of -6°C (21°F) and an average high of 20°C (69°F). Precipitation increases significantly to 34 mm (1.3 in) over 5 days, and humidity rises to 82%. For a more detailed look at November weather, visit Kayseri weather in November.
September and December present stark contrasts in weather, showcasing the transition from late summer to winter. In September, temperatures range from a pleasant minimum of 3°C (38°F) to a sweltering maximum of 36°C (98°F) with an average of 19°C (67°F). This month typically sees minimal precipitation, averaging just 13 mm (0.5 in) over only 2 days and a comfortable humidity level of 49%. In contrast, December experiences a significant drop in temperature, with a minimum reaching a frigid -15°C (5°F) and an average of just 2°C (36°F). The likelihood of rain increases, resulting in about 61 mm (2.4 in) of precipitation over 10 days, along with higher humidity at 87%. For a more detailed look at December weather in Kayseri, visit Kayseri weather in December.
As September rolls in, Kayseri experiences a delightful transition in weather that sets it apart from the sweltering summer months. With daytime temperatures peaking at a warm 36°C, but cooling down to a comfortable 19°C on average, it’s a perfect time for outdoor exploration. The nights usher in a refreshing chill, with lows dipping to around 3°C, inviting cozy evenings. Unlike the heavier rains of previous seasons, September brings only light precipitation, with just a couple of rainy days and a relatively low humidity of 49%. This unique blend of warmth and coolness makes September a particularly pleasant time to visit the city, offering a reprieve from the scorching summer heat. For a deeper dive into the yearly patterns, check out Kayseri Climate.