September Weather in Dubai, United Arab Emirates

Last updated: August 28, 2025

September in Dubai, United Arab Emirates offers a scorching climate characterized by a maximum temperature soaring to 45°C (114°F), with an average temperature of 34°C (94°F) and a minimum of 24°C (76°F). The weather is marked by ideal conditions for outdoor activities, as the city experiences no precipitation, boasting 0 mm (0.0 in) over the entire month and zero rainy days. With humidity levels at a manageable 38%, visitors can embrace the vibrant atmosphere of this bustling metropolis while enjoying the dry heat typical of this time of year.

September Temperature in Dubai

September in Dubai marks a transitional phase in temperatures as the summer's intense heat begins to wane. With minimums around 24°C (76°F) and average highs soaring to 34°C (94°F), the month still offers significant warmth, especially in the early days. However, unlike the sweltering peaks of August, where temperatures flirt with 47°C (116°F), September's maximums cap at a more bearable 45°C (114°F). This gradual decline hints at the approaching autumn, making the month a quieter yet still warm time to experience the city's vibrant culture and attractions, before the cooler temperatures of October arrive to provide respite from the summer heat.

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

The chart illustrates September temperature patterns in Dubai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dubai, 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).
JanFebMarAprMayJunJulAugSepOctNovDec687075849095999894877972
Data source: Temperature data for Dubai generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Dubai

In Dubai, September marks a continuation of the region's typically arid climate, showcasing a notable lack of precipitation with 0 mm recorded for the month. Following a trend established in the hotter summer months, September sees no rainy days, keeping the skies clear and the focus on the lingering heat of the desert. This pattern of minimal rainfall is consistent throughout the summer, with the city experiencing just a few millimeters of rain between January and August. As autumn approaches, Dubai remains predominantly dry, underscoring the stark contrast between its soggy winter months and the dry summer heat, creating a unique weather cycle that characterizes this vibrant metropolis.

September Precipitation Trends in Dubai

The chart displays monthly precipitation patterns in Dubai, 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 Dubai, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec12912320110245
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Dubai

In September, Dubai experiences a moderate humidity level of 38%, keeping in line with the gradual fluctuation seen throughout the year. Following the relatively dry summer months of July and August, where humidity dips to 35% and 36% respectively, September marks a subtle increase, hinting at the approaching autumn. This month’s levels are slightly higher than the spring months of March and April, which recorded 38% and 38% humidity, respectively. As the city transitions into October, humidity levels will further rise to 42%, suggesting the start of a more humid autumn season. Overall, September serves as a bridge between the arid summer and the more humid autumn, encapsulating the unique climatic shifts of Dubai.

September Average Humidity in Dubai

This chart illustrates the average monthly humidity levels in Dubai, 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 Dubai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec42%41%38%38%42%36%35%36%38%42%44%43%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dubai

In September, Dubai experiences a very high UV Index of 10, requiring a burn time of just 15 minutes for fair-skinned individuals to heed caution. This marks a slight dip from the extreme indexes recorded during the peak summer months, yet still emphasizes the need for sun protection. As the year progresses from January's UV Index of 6 through the scorching highs of May and August, a clear trend emerges: Dubai's UV levels remain significant and warrant attention year-round. As autumn approaches, while the risk slightly diminishes, it’s crucial to stay informed. For more insights on UV levels throughout the year, visit Dubai UV Index.

Maximum UV Index Levels in Dubai for September

The chart shows the monthly maximum UV Index (UVI) for Dubai 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 Dubai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6711111211101110865
Data source: Dubai 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 Dubai

As September rolls into Dubai, visitors can still bask in the warm embrace of sunshine, enjoying an impressive 334 hours of bright, glorious light. This ties closely with August’s robust 359 hours, showcasing that the late summer months remain vibrant before the cooler autumn temperatures begin to settle in. Following a peak in May, where sunshine soared to 374 hours, there's a gentle tapering off, yet September maintains a strong showing compared to the earlier months of the year. This pattern not only highlights Dubai’s relentless sunny allure but also makes September an ideal choice for those craving a sunny escape as the days start to shorten in other parts of the world.

Monthly Sunshine Duration in Dubai: September Highlighted

The September sunshine duration represents the total number of hours Dubai 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.
JanFebMarAprMayJunJulAugSepOctNovDec248h281h332h339h374h368h371h359h334h332h304h303h
Data source: Dubai September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dubai During September

September in Dubai promises a strong likelihood of sunny weather, with a notable 89% chance of clear skies. This trend showcases a gradual decline in sunshine probability from the blazing summer months, where June boasts an impressive 99%. As temperatures begin to moderate, September holds its own amidst a largely sun-dominated year, typically characterized by averages above 80% from April through October. With winter approaching, the landscape shifts slightly towards the more temperate months of October and November, which still maintain high probabilities of sunshine at 88% and 96%, respectively. Overall, September remains an excellent time to bask in the warmth of Dubai's sun, setting the stage for the delightful autumn season ahead.

Percentage of Sunny Days in September in Dubai

The chart illustrates the percentage of sunny days in Dubai 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 Dubai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec93%72%92%80%92%99%78%92%89%89%96%68%
Data source: Dubai September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dubai in September

As summer transitions into autumn, September in Dubai offers a comfortable 12 hours of daylight. This duration marks a slight decline from the peak of 13 hours experienced during the summer months of May through August. The gradual shift in daylight not only signals the end of the intense heat but also sets the stage for the cooler days ahead. Following September, daylight hours continue to decrease, reaching 11 hours in October and dropping to 10 hours by November and December. This ebb and flow of sunlight throughout the year highlights Dubai's unique climate rhythm, ideal for those looking to enjoy the city's vibrant activities with ample daylight.

Average Daylight Hours in Dubai for September

The chart illustrates the variation in daylight duration in Dubai throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 45m11h 18m12h12h 44m13h 21m13h 39m13h 30m12h 57m12h 16m11h 32m10h 54m10h 35m
Data source: Dubai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dubai

As September unfolds in Dubai, the wind begins to whisper a gentle lull, with an average speed of 3.1 m/s (7 mph), slightly dipping from August’s breezes. This month often marks a subtle transition in the atmospheric rhythm, following the summer peak in July when winds gusted at 4.3 m/s (10 mph). The consistency of mild winds throughout the earlier months—hovering around 3.4 m/s to 3.9 m/s—slightly wanes, suggesting a calmness that accompanies the change in seasons. As the city prepares to embrace the cooler days ahead, the soft September winds set a tranquil backdrop, inviting residents and visitors alike to enjoy the more temperate climate.

Average September Wind Speed in Dubai

The chart displays monthly wind speed patterns in Dubai, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.23.93.73.73.74.33.53.1 m/s3.03.03.0
Data source: Dubai September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Dubai Compares to Other Months

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

September weather in Dubai is characterized by sizzling heat, with temperatures ranging from a minimum of 24°C (76°F) to a scorching maximum of 45°C (114°F). The month experiences no precipitation and relatively low humidity at 38%, contributing to the dry and sweltering conditions. In contrast, January offers a much cooler climate, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 30°C (86°F). This month also sees some precipitation, averaging 12 mm (0.5 in) over just one rainy day, while humidity slightly increases to 41%. The shift from the extreme heat of September to the milder temperatures of January makes the latter a more comfortable time to enjoy outdoor activities in Dubai. For more detailed insights, check out Dubai weather in January.

September and February exhibit striking contrasts in weather, particularly in temperature and precipitation. September is characterized by much hotter conditions, with minimum temperatures around 24°C (76°F) and soaring averages reaching up to 34°C (94°F), peaking at a sweltering 45°C (114°F). In stark contrast, February offers a much milder climate; minimum temperatures drop to 10°C (50°F) and average around 21°C (70°F), with a maximum of 34°C (94°F). Additionally, September boasts no recorded precipitation and lower humidity at 38%, while February experiences a slight drizzle, with 9 mm (0.4 in) of rain over just one day and a humidity level of 41%. For more information about the climate in February, visit Dubai weather in February.

In September, the weather is considerably hotter with temperatures ranging from a minimum of 24°C (76°F) to a scorching maximum of 45°C (114°F), while the average temperature sits at a sweltering 34°C (94°F). Notably, September experiences no recorded precipitation, resulting in completely dry conditions and a consistent humidity level of 38%. In contrast, March offers a milder climate, featuring temperatures that start at a low of 12°C (54°F) and peak at 39°C (102°F), with an average temperature of 24°C (76°F). Additionally, March receives some rainfall, totaling 12 mm (0.5 in) over two days, but maintains the same humidity level of 38%. For more detailed information, you can check out Dubai weather in March.

In September, temperatures in Dubai soar, with lows around 24°C (76°F) and highs reaching a scorching 45°C (114°F). It is an exceptionally dry month, recording no precipitation and maintaining a humidity level of 38%. In contrast, April experiences milder temperatures, with a minimum of 17°C (63°F) and a maximum of 41°C (106°F), and it sees a slight amount of rainfall, averaging 3 mm over just one day. Humidity levels remain consistent at 38%, making both months relatively similar in that aspect. For a deeper look into the weather details for April, visit Dubai weather in April.

September and May in Dubai showcase a stark similarity in their maximum temperatures, with both months peaking at 45°C (114°F). However, September tends to be hotter overall, featuring a higher average temperature of 34°C (94°F) compared to May's average of 32°C (90°F). Furthermore, while both months experience minimal precipitation, May records a bit more with 2 mm (0.1 in) compared to September's complete dryness. The humidity levels also differ slightly, with May being a touch more humid at 42%, whereas September has a humidity level of 38%. For a deeper dive into the specifics of May weather, you can check Dubai weather in May.

In comparing the weather of September and June, both months showcase high temperatures with minimal precipitation in Dubai. September experiences slightly cooler temperatures, with an average of 34°C (94°F) and a maximum of 45°C (114°F), while June is typically hotter, averaging 35°C (96°F) and peaking at 47°C (117°F). Humidity levels are quite similar, with September at 38% and June slightly lower at 36%. Notably, both months enjoy dry weather, with no recorded precipitation. For more detailed information, you can check Dubai weather in June.

When comparing the weather in September to July, it’s evident that both months experience extreme heat with minimal precipitation. September has a slightly lower average temperature of 34°C (94°F) compared to July's 37°C (99°F), but it still reaches maximum temperatures of up to 45°C (114°F). In contrast, July can peak at 47°C (117°F). Humidity levels are also quite similar, with September at 38% and July slightly lower at 35%. Notably, both months recorded very little rainfall, with September having no precipitation days at all and July recording just 1 mm of rain. For a more detailed look at the conditions, you can check out Dubai weather in July.

In comparing the weather of September and August, September shows a slight drop in temperatures, with a minimum of 24°C (76°F) and an average of 34°C (94°F), while August experiences higher temperatures, including a minimum of 27°C (81°F) and an average of 37°C (98°F). The maximum temperatures also reflect this trend, with September peaking at 45°C (114°F) compared to August’s maximum of 47°C (116°F). Both months experience negligible precipitation, with September recording 0 mm (0.0 in) and August slightly higher at 1 mm (0.0 in), and both enjoy dry conditions with 0 days of rain. Humidity levels are relatively similar, with September at 38% and August slightly lower at 36%. For more details, you can check Dubai weather in August.

In September, the weather is characterized by scorching heat, with average temperatures soaring to 34°C (94°F) and even reaching a maximum of 45°C (114°F). The month remains dry, with no recorded precipitation and humidity around 38%.

In contrast, October brings a slight reprieve from the extreme heat, with cooler average temperatures of 31°C (87°F) and a maximum of 40°C (105°F). While October continues to stay mostly dry, there is a minimal amount of precipitation recorded at 2 mm (0.1 in) and an increase in humidity to 42%. For a detailed look at the weather patterns, you can visit Dubai weather in October.

September and November present strikingly different weather patterns. In September, temperatures soar with a minimum of 24°C (76°F) and can reach a sweltering maximum of 45°C (114°F), while the average temperature hovers around 34°C (94°F). The month is characterized by dry conditions, with no recorded rainfall and a humidity level of 38%. In contrast, November showcases a more moderate climate; the minimum temperature drops to 15°C (60°F), and the maximum settles at a comfortable 37°C (99°F), with an average of 26°C (79°F). There is a slight increase in humidity to 44%, and November experiences a minimal 4 mm (0.1 in) of precipitation, though still no rainy days. For more details, you can check out Dubai weather in November.

September in Dubai is characterized by scorching temperatures, with averages reaching a sweltering 34°C (94°F) and maximums soaring up to 45°C (114°F). The month is dry, with no recorded precipitation and a humidity level of 38%. In stark contrast, December brings a much cooler climate, with temperatures ranging from a minimum of 12°C (54°F) to an average of 22°C (72°F), making it a far more comfortable time to visit. Although December experiences a slight increase in humidity (43%) and minor precipitation of 5 mm (0.2 in), it still maintains dry conditions with no rainy days. For more information, check out Dubai weather in December.

Compare Dubai's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dubai

September marks a transition into the warmth of autumn in Dubai, with seriously high temperatures and virtually no rainfall. This month stands out with its blistering average, far warmer than the tempered months that precede it. With humidity settling around a manageable 38%, even the intense heat feels somewhat bearable, unlike summer's sweltering peak. While September's weather may be daunting for some, it offers a glimpse of the upcoming drop in temperatures, making it a unique time to experience the vibrant energy of the city before cooler days arrive. To learn more about Dubai's diverse weather patterns, visit Dubai Climate.