Last updated: August 31, 2025
Experience the September weather in Dammam, Saudi Arabia, characterized by scorching temperatures that peak at a maximum of 42°C (108°F) and maintain an average of 34°C (93°F). The heat is tempered by pleasantly warm nights, with temperatures dipping to a minimum of 25°C (78°F). This month is devoid of precipitation, boasting 0 mm of rainfall across 0 days, contributing to a remarkably low humidity level of 18%. Ideal for those who thrive in dry, sunny conditions, September in Dammam presents a quintessential Arabian climate.
In Dammam, Saudi Arabia, September marks a transition from the sweltering summer heat to more moderate autumn temperatures. With minimums hovering around 25°C (78°F) and average highs reaching 34°C (93°F), the month showcases a persistent warmth that gradually eases the intensity of the preceding months. Despite still experiencing peak temperatures that can soar to 42°C (108°F), the slight dip in the average temperature compared to the scorching heights of July and August signals the onset of a more bearable phase. Overall, September serves as a bridge, inviting residents and visitors alike to enjoy outdoor activities before the cooler months descend, making it a delightful time to explore the vibrant city.
September in Dammam, Saudi Arabia, epitomizes the dry spell characteristic of the summer months, with no recorded precipitation for the entire month. Following a series of rain-free summer months from June to August, September continues this trend, showcasing a stark contrast to the slightly wetter start of the year, where January through April saw sporadic rainfall. This pattern highlights Dammam’s arid climate, where the transition into autumn brings little respite from the preceding dryness. As the year progresses towards the cooler months, residents can anticipate a modest increase in precipitation, as seen in October and beyond, but September remains steadfast as one of the driest periods of the year.
In Dammam, Saudi Arabia, September marks a slight uptick in humidity, reaching 18% compared to the parched summer months of July and August, where levels plummeted to as low as 11% and 15%, respectively. This gradual increase sets the stage for the milder autumn months ahead, with humidity significantly rising toward the end of the year—jumping to 32% in October and surging to 44% by November. Overall, despite September's modest humidity level, it signals a seasonal transition that offers a reprieve from the intense dryness characteristic of the preceding summer. As the year progresses, residents can anticipate a refreshing change in the air, as winter approaches with its elevated humidity and cooler temperatures.
As September rolls in Dammam, Saudi Arabia, the UV Index registers a noteworthy 9, placing it firmly in the very high exposure category. This indicates a slight decrease from the peak levels of 12 in May, but a continuation of the trend seen through the summer months where the UV Index remained consistently high. With a burn time of just 15 minutes, it’s crucial for residents and visitors alike to take protective measures against intense sun exposure. The UV Index here has generally been high since March, highlighting the importance of sun safety as the region transitions from the sweltering summer months into the more moderate fall. For more detailed information, check out the Dammam UV Index.
UV Risk Categories
September in Dammam, Saudi Arabia, continues the city's warm embrace of sunshine with an impressive 338 hours of sunlight. As summer gives way to autumn, the sun's presence starts to slightly wane from the peak of 375 hours in July, yet still offers a generous amount of daylight for outdoor activities and exploration. This month stands out as a transitional time, reflecting both the lingering warmth of summer and the gradual shift towards cooler days ahead. With a steady decline in sunlight hours from May onwards, September remains vibrant, allowing residents and visitors to soak in the sun before the cooler months arrive. Balmy evenings and radiant afternoons make this a delightful time to experience the beauty of Dammam's landscapes under the golden sun.
In Dammam, Saudi Arabia, September boasts a remarkable 97% chance of sunny weather, continuing the trend of abundant sunshine that characterizes the summer months. After an impressive stretch with nearly 100% sunshine in June and 99% in August, the sun doesn't shy away as summer transitions into fall. This high likelihood of sun reflects a stable climate, enabling residents and visitors to enjoy outdoor activities with confidence. As the temperatures begin to cool slightly from the peak summer heat, September stands out as an ideal time to soak up the sun and appreciate the vibrant environment of Dammam.
In Dammam, Saudi Arabia, the month of September marks a shift in daylight duration, as it experiences about 12 hours of sunlight each day. This gradual decline follows the peak summer months of June through August, where daylight lingers for a full 13 hours. As September transitions into October, daylight begins to diminish further, returning to 11 hours and heralding the approach of shorter days typical of the cooler months ahead. The pattern of daylight throughout the year reveals a rhythmic ebb and flow, showcasing Dammam's unique climate and its seasonal changes, with the days extending beautifully for most of summer and gradually shortening as autumn takes hold.
In September, the winds in Dammam, Saudi Arabia, reach a moderate average speed of 4.4 m/s (10 mph), slightly diminishing from the more robust gusts experienced in June at 6.1 m/s (14 mph). This moderate wind is reflective of a transitional period as summer begins to wane. Notably, the winds of September are consistent with the average speeds seen earlier in the year, making it a comfortable time for outdoor activities. Following this month, October shows a minor decrease to 4.1 m/s (9 mph), reinforcing a trend of gentle breezes as the region prepares for the cooler months ahead. Overall, September's winds contribute to a mild atmosphere, providing a refreshing reprieve from the summer heat, while hinting at the gradual shift towards autumn.
Weather in Dammam varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Dammam, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September contrasts sharply with that of January in Dammam. September boasts scorching temperatures, with a minimum of 25°C (78°F) and an average high reaching up to 42°C (108°F), all while remaining dry with no recorded precipitation. In contrast, January brings much cooler conditions, featuring a minimum of 8°C (47°F) and an average maximum of 27°C (81°F), along with a slight increase in humidity at 42% and minimal precipitation of 4 mm over a single day. For more details on January weather, check out Dammam weather in January.
September is characterized by scorching heat, with temperatures soaring from a minimum of 25°C (78°F) to a maximum of 42°C (108°F) and an average of 34°C (93°F). The month sees virtually no rainfall, with humidity levels at a low 18%. In stark contrast, February experiences much cooler temperatures, ranging from a minimum of 6°C (44°F) to a maximum of 29°C (84°F), with an average of 18°C (64°F). This month also brings some precipitation, totaling 25 mm (1.0 in) over about two days, and higher humidity at 32%. For more details, you can check out Dammam weather in February.
The weather in September is characterized by high temperatures, with nighttime lows around 25°C (78°F) and scorching daytime highs reaching up to 42°C (108°F), averaging a sweltering 34°C (93°F). In stark contrast, March offers a much milder climate, with minimum temperatures of 12°C (53°F) and maximums of 37°C (98°F), resulting in an average of 21°C (71°F). While September enjoys dry conditions with no recorded precipitation, March experiences some rainfall, totaling 14 mm (0.5 in) over three days, accompanied by a higher humidity level of 33%. For more detailed insights, visit Dammam weather in March.
In comparing the weather between September and April, September stands out with its significantly higher average temperature of 34°C (93°F), peaking at a sweltering 42°C (108°F), while April has a more moderate average of 26°C (79°F) and a maximum of 40°C (105°F). Humidity levels are notably lower in September at 18%, making the heat feel less oppressive, whereas April's humidity is higher at 34%, contributing to a different comfort level. Additionally, September boasts virtually no precipitation, remaining completely dry with 0 mm over the month, while April sees some rain, with 12 mm falling over just one day. For more detailed information on April weather, you can check Dammam weather in April.
In September, the weather in Dammam is characterized by high temperatures, with a minimum of 25°C (78°F) and an average of 34°C (93°F), peaking at 42°C (108°F). The month remains dry, with no recorded precipitation and low humidity at just 18%. In contrast, May has slightly cooler temperatures, with a minimum of 21°C (70°F) and an average of 31°C (88°F), reaching a maximum of 41°C (107°F). Although May also experiences minimal rainfall, recording only 1 mm, the humidity is noticeably higher at 29%. For more details, you can check Dammam weather in May.
When comparing the weather in September and June, both months exhibit very high temperatures with little to no precipitation. In September, temperatures range from a minimum of 25°C (78°F) to a maximum of 42°C (108°F), with an average of 34°C (93°F) and a humidity level of 18%. June shows slightly higher temperatures, with a minimum of 27°C (80°F), an average of 35°C (95°F), and a peak of 43°C (109°F), alongside a humidity level of 17%. Notably, both months experience dry conditions with no rainfall recorded. For more detailed information, you can check Dammam weather in June.
When comparing the weather in September to that of July, September presents a slightly more moderate temperature range. With minimum temperatures of 25°C (78°F) and average highs reaching 34°C (93°F), it is cooler than July, which has minimums of 29°C (84°F) and average highs of 36°C (97°F). Both months experience the same lack of precipitation, with 0 mm and 0 days of rain, contributing to their dry conditions. However, September's humidity is at 18%, which is somewhat higher than July's lower humidity of 11%. This shift in temperature and humidity makes September feel more comfortable compared to the hotter and drier conditions of July. For more details on July's weather, you can refer to Dammam weather in July.
September weather in Dammam features slightly cooler temperatures compared to August, with a minimum of 25°C and an average of 34°C, compared to August's minimum of 28°C and average of 36°C. While both months experience extreme heat, September’s maximum temperature peaks at 42°C, whereas August can reach up to 44°C. Additionally, both months see no precipitation and very low humidity levels, with September at 18% and August slightly lower at 15%. For a more detailed look at August weather, you can visit Dammam weather in August.
September and October present a notable shift in weather patterns. In September, temperatures soar with a minimum of 25°C (78°F) and an average of 34°C (93°F), peaking at an impressive 42°C (108°F). The month is characterized by dry conditions, featuring no recorded precipitation and low humidity at 18%. In contrast, October sees a decline in temperature, with minimums dropping to 20°C (68°F) and an average of 30°C (86°F), culminating at a maximum of 40°C (105°F). Although there is still little rain, October records a slight increase in precipitation to 1 mm (0.0 in) and humidity rises to 32%, offering a more comfortable atmosphere overall. For a detailed look at the weather in October, visit Dammam weather in October.
September weather is characterized by high temperatures, with a minimum of 25°C (78°F) and averaging around 34°C (93°F), peaking at a scorching 42°C (108°F). The month is typically dry, registering no precipitation and low humidity at just 18%. In contrast, November brings a notable shift, with cooler temperatures that range from a minimum of 13°C (56°F) to an average of 25°C (77°F), reaching a maximum of 34°C (94°F). This month also sees increased moisture, recording 13 mm (0.5 in) of precipitation over two days and higher humidity at 44%. For more detailed insights, you can check Dammam weather in November.
In September, the weather is characterized by scorching heat, with minimum temperatures around 25°C (78°F) and averages soaring to 34°C (93°F), peaking at a blistering 42°C (108°F). With virtually no rainfall and a low humidity of 18%, the month feels particularly dry and intense. In contrast, December brings a significant drop in temperatures, with a minimum of 12°C (54°F) and a more comfortable average of 20°C (68°F), reaching a maximum of 28°C (82°F). This month sees some precipitation, totaling 15 mm (0.6 in) over about 2 days, and humidity levels rise to 45%, creating a much milder and more pleasant atmosphere. For more details about December weather, visit Dammam weather in December.
September in Dammam marks a transition to slightly cooler days, with temperatures that still soar, yet exhibit a gradual decline as summer wanes. The month is characterized by dry conditions, boasting zero precipitation and humidity levels that fall to a refreshing 18%, providing a stark contrast to the more humid months of the year. While daytime temperatures can reach a blistering maximum of 42°C, the overall climate begins to hint at the milder weather that follows. For a deeper insight into how the weather patterns contribute to Dammam's unique climate throughout the year, explore Dammam Climate.