September Weather in Samsun, Turkey

Last updated: August 27, 2025

In Samsun, Turkey, September brings a delightful transition as the summer warmth begins to wane. The maximum temperature climbs to a balmy 33°C (91°F), while the average settles around a comfortable 19°C (67°F). Nights can feel refreshingly cool, with temperatures dipping to a minimum of 8°C (47°F). Expect some rainy days this month, as 9 days register a total precipitation of 54 mm (2.1 in), contributing to a humidity level of 64%. This mild climate makes September an ideal time to experience the natural beauty and charm of Samsun.

September Temperature in Samsun

In September, Samsun, Turkey, welcomes a pleasant transition into autumn, where temperatures begin to cool yet remain inviting. With minimums around 8°C (47°F) and averages soaring to 19°C (67°F), this month strikes a balance between the lingering warmth of summer and the crispness of the coming fall. The maximum temperatures can reach up to 33°C (91°F), making it ideal for outdoor activities while still allowing for comfortable evenings. As the month progresses, you can expect a gradual dip in temperatures, setting the stage for the richer hues of autumn. Overall, September’s climate in Samsun is characterized by its warmth and moderate conditions, perfect for enjoying the region’s natural beauty.

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

The chart illustrates September temperature patterns in Samsun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Samsun, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424345515967727267605247
Data source: Temperature data for Samsun 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 Samsun

In September, Samsun experiences a moderate precipitation level of 54 mm (2.1 in), marking a slight increase from the drier summer months. This rainfall typically occurs over 9 days, providing a refreshing shift from the previous months of July and August, which recorded only 35 mm (1.4 in) and 43 mm (1.7 in), respectively. As autumn approaches, September sets the stage for the wetter months ahead, with precipitation amounts gradually rising toward October's 61 mm (2.4 in). This trend signifies a transition in weather patterns, as the region moves from its warm summer days to the cooler, more moisture-rich climate of fall.

September Precipitation Trends in Samsun

The chart displays monthly precipitation patterns in Samsun, 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 Samsun, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec817197658167354354617294
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Samsun

As summer wanes and September arrives in Samsun, Turkey, the city's humidity begins to shift, settling at 64%—a noticeable drop from the peak 65% experienced in July. This transitional month marks a gradual cooldown from the sultry days of August, which typically boasts the year's lowest humidity at 57%. Interestingly, the trend reflects a typical seasonal progression, where humidity levels start high in the earlier months of the year, peaking in February at a hefty 85% before easing into the more temperate conditions of autumn. As September’s humidity stabilizes, residents can enjoy the crispness of early fall, heralding the return of higher humidity levels in October with 78%, as the cycle continues.

September Average Humidity in Samsun

This chart illustrates the average monthly humidity levels in Samsun, 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 Samsun is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%82%78%79%75%65%58%64%78%84%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Samsun

As summer transitions into autumn, September in Samsun, Turkey maintains a very high UV Index of 8, indicating significant sun exposure risks. This trend is a slight decrease from the peak of the season, with August's UV Index at 9, but it's still essential to take precautions. With a burn time of just 15 minutes, the need for protective measures remains crucial, especially as the month follows a series of months characterized by high UV levels. Interestingly, after September, the UV Index dips to 6 in October, marking a gradual shift toward safer sun exposure. For those seeking to understand the fluctuations in UV radiation throughout the year, additional insights can be found at Samsun UV Index.

Maximum UV Index Levels in Samsun for September

The chart shows the monthly maximum UV Index (UVI) for Samsun 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 Samsun typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34679101098642
Data source: Samsun 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 Samsun

September in Samsun, Turkey, is a delightful transition into autumn, boasting around 325 hours of sunshine. This month reflects the tail end of the sizzling summer, as daylight hours slightly decrease from the peak of 412 hours in July. The lingering warmth of summer is palpable, especially when compared to earlier months like January or February, which barely reach 169 and 227 hours, respectively. It’s a time when the days are still bright and inviting, making September an ideal month for outdoor adventures before the cooler autumn breezes set in. As the sun's embrace softens in October, with around 287 hours of sunshine, one can truly appreciate the richness of September’s golden glow, making it a cherished time of year in this vibrant coastal town.

Monthly Sunshine Duration in Samsun: September Highlighted

The September sunshine duration represents the total number of hours Samsun 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h227h289h314h371h392h412h371h325h287h245h220h
Data source: Samsun September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Samsun During September

September in Samsun, Turkey, presents a moderate chance of sunny weather, with a 46% likelihood of sunshine casting its warm rays. As the summer heat retreats, this month follows the sunniest peak in July (68%) and August (58%), illustrating a gradual decline in clear skies as autumn approaches. The trend reveals that while September enjoys more sunshine than many earlier months—particularly January, March, and April—it starts to share a nearly equal chance with October. As the transition into fall begins, visitors can still expect a fair amount of pleasant days, making it a lovely time to explore the coastal beauty of the Black Sea.

Percentage of Sunny Days in September in Samsun

The chart illustrates the percentage of sunny days in Samsun 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 Samsun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%45%35%31%58%54%68%58%46%47%43%45%
Data source: Samsun September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Samsun in September

In Samsun, Turkey, the progression of daylight throughout the year reveals a captivating dance of light. As winter yields to spring, January starts with just 9 hours of daylight, gradually increasing to a vibrant 14 hours by May. This trend reaches its zenith in June, where the sun shines for a generous 15 hours. However, as summer wanes, daylight hours begin their gentle decline; July and August offer 14 and 13 hours respectively, before September settles at 12 hours. This rhythmic ebb and flow continues into the autumn months, with daylight dwindling back to 11 hours in October, and finally to 9 hours by November and December. The daylight duration throughout September serves as a poignant autumn reminder of the cycle of the seasons, perfectly balancing the lingering warmth of summer with the approaching chill of winter.

Average Daylight Hours in Samsun for September

The chart illustrates the variation in daylight duration in Samsun throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 33m10h 36m11h 57m13h 20m14h 30m15h 5m14h 47m13h 45m12h 25m11h 3m9h 51m9h 14m
Data source: Samsun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Samsun

In Samsun, Turkey, September marks a notable transition in the wind patterns, with an average wind speed of 2.6 m/s (6 mph) that aligns closely with the breezes of March and April. This slight uptick from the summer months, where winds dip to 2.3 m/s (5 mph) in August, signals the approach of autumn and the refreshing changes it brings. Historically, September's winds provide a gentle reprieve, as they stand above the calm of summer but remain below the stronger gusts that often accompany the winter months. As the year progresses towards October, a gradual decline to 2.4 m/s (5 mph) hints at the calming effect of the fall season settling in, creating a serene environment that many locals and visitors cherish.

Average September Wind Speed in Samsun

The chart displays monthly wind speed patterns in Samsun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.12.62.62.31.92.82.32.6 m/s2.42.83.2
Data source: Samsun September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Samsun Compares to Other Months

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

September and January present strikingly different weather patterns. In September, temperatures range from a mild 8°C (47°F) at night to a warm average of 19°C (67°F) during the day, with peaks reaching up to 33°C (91°F). This month typically sees around 54 mm (2.1 in) of rainfall over approximately 9 days, accompanied by a humidity level around 64%. In contrast, January brings significantly cooler temperatures, with nighttime lows dropping to -6°C (21°F) and an average of only 5°C (42°F) during the day. The maximum temperature reaches 17°C (63°F) while experiencing more precipitation at 81 mm (3.2 in) over 12 days, along with higher humidity levels at 83%. For more details on the weather in January, you can check Samsun weather in January.

In September, the weather tends to be warm with average temperatures reaching around 19°C (67°F) and highs peaking at 33°C (91°F). The month experiences moderate precipitation of 54 mm (2.1 in) over about 9 days, accompanied by a humidity level of 64%. In contrast, February is significantly cooler, with average temperatures dropping to 6°C (43°F) and lows plummeting to -7°C (19°F). This month also sees increased precipitation, totaling 71 mm (2.8 in) over 12 days, and higher humidity levels at 85%. For more detailed insights into February's climate, you can check out Samsun weather in February.

In comparing the weather between September and March, notable differences emerge. September boasts warmer temperatures, with an average of 19°C (67°F) and highs reaching up to 33°C (91°F), while March experiences cooler conditions, averaging only 7°C (45°F) and peaking at 21°C (71°F). Precipitation levels are also higher in March, totaling 97 mm (3.8 in) over 15 days, compared to September's 54 mm (2.1 in) across 9 days. Additionally, March tends to be more humid, with humidity levels around 82%, compared to September's 64%. For more detailed information about the weather in March, you can visit Samsun weather in March.

In comparing the weather between September and April, September is generally warmer, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 33°C (91°F), while April experiences cooler temperatures, ranging from 1°C (34°F) to 23°C (73°F). Despite September's pleasant average of 19°C (67°F), it can be quite humid at 64%, whereas April has higher humidity levels at 78%, contributing to a cooler overall feel. Interestingly, April sees slightly more precipitation, averaging 65 mm (2.6 in) over 11 days compared to September's 54 mm (2.1 in) over 9 days. For more details on April weather patterns, you can visit Samsun weather in April.

In comparing the weather between September and May, September generally offers warmer temperatures, with an average high of 33°C (91°F) compared to May's maximum of 28°C (83°F). September also experiences a broader range in daily temperatures, with nighttime lows reaching 8°C (47°F), whereas May starts cooler with lows around 4°C (39°F). However, May tends to have higher humidity at 79% compared to September's 64%, making it feel more damp. Additionally, May sees more rainfall, accumulating 81 mm (3.2 in) over 13 days, in contrast to September's 54 mm (2.1 in) over 9 days. For a detailed view of May weather in Samsun, refer to Samsun weather in May.

In comparing the weather between September and June, both months exhibit pleasant average temperatures, with September averaging 19°C (67°F) and June slightly warmer at 20°C (67°F). September features a wider temperature range, with minimums dropping to 8°C (47°F) and maximums reaching up to 33°C (91°F), while June's temperatures stay more moderate, ranging from a minimum of 10°C (51°F) to a maximum of 28°C (83°F). Precipitation levels are relatively close, with September receiving 54 mm (2.1 in) over 9 days compared to June's 67 mm (2.6 in) over 10 days. Notably, June experiences higher humidity at 75%, compared to September's 64%. For more details, you can check Samsun weather in June.

In comparing the weather between September and July, September generally presents a wider range of temperatures, with minimums dropping to 8°C (47°F) and maximums rising to 33°C (91°F), while July showcases milder temperatures ranging from 13°C (56°F) to a maximum of 31°C (87°F). Additionally, September experiences more rainfall, totaling 54 mm (2.1 in) over 9 days, compared to July's 35 mm (1.4 in) over just 7 days. Humidity levels remain relatively similar, with September at 64% and July at 65%, indicating a consistently humid atmosphere. For a more detailed look at July weather specifics, you can visit Samsun weather in July.

In comparing the weather between August and September, September experiences a wider temperature range, with minimums dipping to 8°C (47°F) and maximums reaching up to 33°C (91°F). In contrast, August maintains a milder climate, with minimum temperatures at 14°C (57°F) and a maximum of 30°C (87°F). Precipitation also increases slightly in September, totaling 54 mm (2.1 in) over 9 days, compared to August's 43 mm (1.7 in) over 7 days. Additionally, humidity levels are higher in September at 64%, compared to 57% in August. For more about the weather specifics in August, you can check Samsun weather in August.

September and October exhibit notable differences in weather patterns. September tends to be warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 33°C (91°F), while October sees cooler conditions with temperatures dropping to a range of 7°C (44°F) to 28°C (83°F). Additionally, October experiences slightly more precipitation, totaling 61 mm (2.4 in) over 10 days compared to September's 54 mm (2.1 in) over 9 days, and the humidity increases from 64% in September to 78% in October. For more detailed insights, you can check out Samsun weather in October.

September and November showcase distinct weather patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). The month experiences about 54 mm (2.1 in) of precipitation over 9 days and maintains a moderate humidity level of 64%. In contrast, November sees cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 23°C (73°F), averaging around 11°C (52°F). Precipitation increases to 72 mm (2.8 in) over the same number of rainy days, while humidity rises significantly to 83%. For more detailed weather insights, you can visit Samsun weather in November.

In September, the weather is typically much warmer, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 33°C (91°F) and an average of 19°C (67°F). The humidity is moderate at 64%, and there is some precipitation, averaging around 54 mm (2.1 in) over about 9 days. In contrast, December brings a notable chill, with temperatures dropping to a minimum of -5°C (23°F) and an average of just 8°C (47°F). The month is also wetter, experiencing 94 mm (3.7 in) of precipitation spread over 12 days, coupled with higher humidity levels at 82%. For a more detailed look at winter conditions, check out Samsun weather in December.

Compare Samsun's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Samsun

As September arrives in Samsun, the weather begins to transition, showcasing a delightful blend of warmth and mildness that sets it apart from the sweltering summer months. With temperatures averaging around 19°C and a maximum that can reach up to 33°C, days are pleasantly warm, ideal for enjoying outdoor activities. However, the onset of fall brings a slight increase in rainfall, with about 54 mm spread over 9 days, adding a refreshing touch to the atmosphere. The relative humidity of 64% contributes to the overall comfort, making September a unique time when the warmth of summer lingers just before cooler autumn days take hold. For those wishing to explore more about the nuances of the city's climatology, visit Samsun Climate.