September Weather in Tartus, Syrian Arab Republic

Last updated: August 31, 2025

In September, Tartus experiences a warm maritime climate, with daytime temperatures soaring to a maximum of 39°C (103°F) and an average around 26°C (78°F). The nights offer a comfortable respite, cooling down to a minimum of 17°C (63°F). Precipitation is limited, totaling 11 mm (0.4 in) over just 3 days, allowing for plenty of sunshine. With humidity levels around 50%, this coastal city invites visitors to enjoy its warm and pleasant September weather, perfect for exploration along its beautiful shores.

September Temperature in Tartus

In September, temperatures in Tartus reflect a warm transition into autumn, with minimums hovering around 17°C (63°F) and an average of 26°C (78°F). This month marks a peak in heat, as the maximum temperature soars to 39°C (103°F), creating a sultry atmosphere ideal for beachgoers and late-summer festivities. With the sizzling days trending upward, September feels like the last embrace of summer, maintaining high heat before the much-anticipated cooldown of October sets in. As daylight lingers, the balance of warmth and the approaching crispness of fall offers a delightful blend of summer's essence and autumn's promise, making it a unique time to experience the region's vibrant energy.

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

The chart illustrates September temperature patterns in Tartus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tartus, 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).
JanFebMarAprMayJunJulAugSepOctNovDec525457637074798078736456
Data source: Temperature data for Tartus 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 Tartus

In September, Tartus experiences a transitional phase in its precipitation patterns, with a modest total of 11 mm (0.4 in) of rain falling over three days. This slight uptick from the dry summer months reflects the gradual shift towards the wetter autumn season. Notably, September’s rainfall mirrors that of August, both receiving the same amount, but is a prelude to the more substantial precipitation seen in October. As the year progresses, it’s clear that Tartus is moving from the dry heat of summer into a period marked by increasing rainfall, setting the stage for the heavier downpours characteristic of late fall and winter.

September Precipitation Trends in Tartus

The chart displays monthly precipitation patterns in Tartus, 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 Tartus, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec14088106754122711113667154
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tartus

In September, Tartus, Syrian Arab Republic, experiences a significant decline in humidity, dropping to 50%, which marks the continuation of a cooling trend that started in July. This month stands out as one of the driest of the year, following a gradual decrease from 71% in January to a relatively comfortable level by late summer. The shift is particularly noticeable when compared to the preceding months, where humidity levels remained above 56%. As autumn approaches, the lower humidity not only brings a refreshing change to the coastal climate but also sets the stage for a gradual rise in moisture levels as the year progresses towards the wetter months ahead.

September Average Humidity in Tartus

This chart illustrates the average monthly humidity levels in Tartus, 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 Tartus is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%71%68%65%66%57%56%50%50%57%64%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tartus

In September, Tartus experiences a UV Index of 8, categorizing it as very high with a burn time of just 15 minutes. This indicates a slight decrease from the peak summer months of July and June, where the UV Index reached an extreme 11. Throughout the year, Tartus experiences significant fluctuations in UV radiation, with moderate indices in the winter months, escalating to very high and extreme levels during the warmer seasons. As autumn approaches, the UV levels remain elevated, suggesting that residents and visitors should still practice sun safety during this period. For detailed insights into UV trends, check out the Tartus UV Index.

Maximum UV Index Levels in Tartus for September

The chart shows the monthly maximum UV Index (UVI) for Tartus 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 Tartus typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111108743
Data source: Tartus 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 Tartus

In September, the sun continues to shine brightly over Tartus, contributing to the region's remarkable annual sunshine totals. With 348 hours of sunshine, September maintains a robust glow, showcasing a slight decrease from the peak of summer but still basking in a generous amount of natural light. This month sits comfortably between the radiant heights of July and August, both of which offer over 390 hours of sun. As the year begins to shift towards autumn, the gradual decline in sunlight is evident, but the lingering warmth and brightness serve as a delightful reminder of the vibrant summer days that precede it. Tartus shines particularly bright in these early fall days, allowing residents and visitors alike to soak in the sunshine before the cooler months take hold.

Monthly Sunshine Duration in Tartus: September Highlighted

The September sunshine duration represents the total number of hours Tartus 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.
JanFebMarAprMayJunJulAugSepOctNovDec206h259h322h347h396h405h413h390h348h317h274h251h
Data source: Tartus September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tartus During September

In September, Tartus enjoys a delightful 83% chance of sunny weather, continuing the trend of increasing sunshine that peaks in the summer months. Following the sunny heights of July and August, with probabilities of 87% and 89% respectively, September maintains a remarkable promise of clear skies that signals the tail end of the hot season. As autumn approaches, the likelihood of sunshine starts to decline in October, yet September remains one of the most favorable months for enjoying warm, sunny days by the Mediterranean coast. This combination of high sunshine probability and pleasantly warm temperatures makes September an ideal time to experience the beauty of Tartus.

Percentage of Sunny Days in September in Tartus

The chart illustrates the percentage of sunny days in Tartus 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 Tartus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%65%53%60%84%84%87%89%83%79%63%46%
Data source: Tartus September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tartus in September

In September, Tartus experiences a gentle transition from the long summer days, with 12 hours of daylight, signaling the gradual shift towards autumn. This decrease in daylight from the 14 hours enjoyed in the height of summer reflects a broader trend observable throughout the months. As the year unfolds, daylight gradually drops from a peak in May and June, culminating in winter’s brief days, where December offers just 9 hours of light. This rhythm of daylight not only marks the changing seasons but also hints at the shifting activities and lifestyles of those in this coastal city, inviting them to savor the lingering warmth of September before the cooler months set in.

Average Daylight Hours in Tartus for September

The chart illustrates the variation in daylight duration in Tartus throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 4m10h 54m11h 58m13h 4m14h14h 27m14h 13m13h 24m12h 21m11h 15m10h 18m9h 49m
Data source: Tartus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tartus

In September, the coastal town of Tartus experiences relatively gentle winds, averaging 2.7 m/s (6 mph), which aligns with the calming breezes of late summer. This slight uptick from the previous months showcases a subtle transition as the region shifts towards the cooler autumn days. Notably, this month’s wind speed mirrors that of July and August, suggesting a consistent maritime atmosphere before the cooler months set in. As the weather begins to change, the winds remain pleasantly mild, complementing the vibrant Mediterranean ambiance that Tartus is renowned for, making it an enchanting time for locals and visitors alike to enjoy the scenic coastline.

Average September Wind Speed in Tartus

The chart displays monthly wind speed patterns in Tartus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.82.93.52.62.22.82.72.62.7 m/s2.12.33.6
Data source: Tartus September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tartus Compares to Other Months

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

The weather in September is characterized by warm temperatures, ranging from a minimum of 17°C (63°F) to a maximum of 39°C (103°F), with an average around 26°C (78°F). This month sees relatively low precipitation, with only 11 mm (0.4 in) over approximately three days, and humidity levels at 50% make for a pleasantly dry atmosphere. In contrast, January brings a significant drop in temperature, with lows of 2°C (35°F) and highs reaching 23°C (74°F), averaging 11°C (53°F). This winter month experiences much heavier rainfall, totaling 140 mm (5.5 in) across about 13 days, and higher humidity levels at 71%. For more details, check out Tartus weather in January.

September weather typically features warmer temperatures, with highs reaching up to 39°C (103°F) and an average of 26°C (78°F). In contrast, February experiences much cooler conditions, where temperatures fluctuate between a minimum of -1°C (31°F) and a maximum of 24°C (75°F), averaging at 12°C (54°F). Additionally, September sees minimal precipitation of just 11 mm (0.4 in) over three days, while February is significantly wetter, with 88 mm (3.5 in) of rainfall spread across nine days. The humidity in February is also higher at 70%, compared to 50% in September. For more detailed insights into the February climate, you can explore Tartus weather in February.

When comparing the weather in September and March, the differences are quite striking. September boasts warmer temperatures, with averages around 26°C (78°F) and a maximum reaching up to 39°C (103°F), while March is notably cooler, averaging just 14°C (57°F) and peaking at 31°C (89°F). Additionally, September experiences minimal rainfall, with only 11 mm (0.4 in) over 3 days, contributing to its relatively low humidity of 50%. In contrast, March is much wetter, receiving 106 mm (4.2 in) over 13 days and exhibiting higher humidity levels of 68%. For more detailed information on the weather patterns, you can check Tartus weather in March.

When comparing the weather in September and April, notable differences emerge. September experiences warmer temperatures, with a minimum of 17°C (63°F) and an average of 26°C (78°F), reaching as high as 39°C (103°F). In contrast, April is considerably cooler, with a minimum temperature of 7°C (46°F) and an average of 17°C (63°F), peaking at 33°C (92°F). Additionally, September is relatively dry, with only 11 mm (0.4 in) of precipitation over just 3 days, while April sees significantly more rainfall at 75 mm (3.0 in) across 9 days. The humidity levels also differ, with September at 50% compared to April's higher humidity of 65%. For more detailed information, you can view Tartus weather in April.

When comparing the weather in September and May, September presents warmer overall temperatures, with averages around 26°C (78°F) and highs reaching up to 39°C (103°F). In contrast, May is cooler, with an average of 21°C (70°F) and maximum temperatures hitting 38°C (100°F). September experiences less precipitation, with only 11 mm (0.4 in) over three days, while May sees a significantly higher rainfall of 41 mm (1.6 in) over four days. Additionally, humidity levels are higher in May at 66%, compared to September’s 50%. For more detailed information, you can refer to Tartus weather in May.

September and June present distinct weather patterns that reflect the transition from summer to autumn. In September, temperatures range from a comfortable minimum of 17°C (63°F) to a scorching maximum of 39°C (103°F), with an average of 26°C (78°F). The month sees relatively low precipitation of just 11 mm (0.4 in) over 3 days, coupled with a humidity level of 50%. In contrast, June experiences slightly cooler temperatures, with a minimum of 15°C (58°F) and a maximum of 35°C (95°F), averaging at 23°C (74°F). However, it is wetter, with 22 mm (0.9 in) of rain over 5 days and higher humidity at 57%. For more details, check out Tartus weather in June.

When comparing the weather in September to that of July, September features slightly cooler temperatures overall, with a minimum of 17°C (63°F) compared to July’s 19°C (67°F) minimum. However, both months have similar average temperatures, averaging around 26°C (78°F) in September and 26°C (80°F) in July. July has a lower maximum temperature (36°C or 98°F) compared to September's higher peak of 39°C (103°F). In terms of precipitation, September sees more rain with 11 mm (0.4 in) over 3 days, while July experiences only 6 mm (0.3 in) over just 1 day. Additionally, July has slightly higher humidity levels at 56%, compared to September's 50%. For a more detailed look at July weather, you can check Tartus weather in July.

In September, the weather displays slightly cooler temperatures compared to August, with a minimum of 17°C (63°F) and an average of 26°C (78°F), while August's minimum is higher at 21°C (70°F) with an average of 27°C (80°F). Both months experience similar maximum temperatures, with September reaching up to 39°C (103°F) and August hitting 37°C (98°F). Additionally, precipitation levels remain consistent across both months, with 11 mm (0.4 in) in September and 11 mm (0.5 in) in August, each occurring over three days. Humidity remains steady at 50% for both months, providing a warm and somewhat muggy climate. For more detailed insights, check out Tartus weather in August.

September typically boasts warmer temperatures, with a minimum of 17°C (63°F) and an average high of 39°C (103°F), while October sees a slight drop, starting at a minimum of 13°C (56°F) and averaging around 38°C (101°F). Precipitation increases in October, with 36 mm (1.4 in) falling over five days compared to just 11 mm (0.4 in) over three days in September. Additionally, humidity rises slightly from 50% in September to 57% in October. For more detailed insights, check out Tartus weather in October.

In comparing the weather between September and November, September typically offers warmer temperatures, with averages around 26°C (78°F) and maximums reaching as high as 39°C (103°F). The month experiences relatively low precipitation, averaging just 11 mm (0.4 in) over a few days. In contrast, November brings a noticeable drop in temperatures, with an average of 18°C (64°F) and maximums of 31°C (87°F), but significantly increases precipitation, totaling 67 mm (2.7 in) over eight days. Additionally, humidity levels rise from 50% in September to 64% in November, making the latter month feel cooler and damper. For more details on Tartus weather in November, you can explore further insights.

In September, the weather is warm with temperatures ranging from a minimum of 17°C (63°F) to a scorching maximum of 39°C (103°F), and an average temperature of 26°C (78°F). The month sees minimal rainfall, totaling just 11 mm (0.4 in) over three days, accompanied by a moderate humidity level of 50%. In contrast, December brings a significant shift as temperatures drop, with a minimum of 5°C (42°F), an average of 14°C (57°F), and a maximum of 25°C (77°F). Precipitation increases dramatically to 154 mm (6.1 in) over 14 days, and humidity rises to 72%. For a more detailed look at December weather, you can visit Tartus weather in December.

Compare Tartus's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tartus

In September, Tartus experiences a notable transition from the intense heat of summer to more moderate temperatures, offering a delightful average of 26°C (78°F). While the month can still boast maximum temperatures of 39°C (103°F), it is accompanied by a refreshing relief in the form of lower humidity levels at 50% and minimal precipitation, with just 11 mm (0.4 in) over a mere three days. This shift makes September an ideal month for those looking to enjoy the sun without the sweltering extremes, marking a significant departure from the relentless summer heat. For a deeper insight into the region's weather patterns, visit Tartus Climate.