Last updated: August 21, 2025
In September, Amman, Jordan experiences a sizzling end to summer, with temperatures reaching a maximum of 41°C (106°F) and an average of 26°C (78°F), providing plenty of sunshine for outdoor activities. Nights cool down to a refreshing minimum of 13°C (56°F), offering a pleasant respite from the daytime heat. With only 1 mm (0.0 in) of precipitation and no rainy days, the month boasts a dry climate, compounded by a low humidity level of 28%, making it an ideal time for exploration and enjoyment of the city's vibrant culture and heritage.
In September, Amman, Jordan, experiences a captivating transition as summer begins to wane. The minimum temperature settles comfortably at 13°C (56°F), while the average climbs to a mild 26°C (78°F), making afternoons perfect for outdoor explorations. With peaks reaching up to 41°C (106°F), the city still holds onto the warmth of summer, but there's a noticeable drop from the sweltering highs of August. This month not only marks a shift towards cooler days ahead but also offers visitors a delightful balance between lingering summer heat and the onset of autumn's crispness, making it an ideal time for both sightseeing and cultural experiences in this historic city.
In Amman, Jordan, the month of September marks a significant transition as the summer heat begins to wane, yet it remains notably dry. With a mere 1 mm of precipitation and no recorded rainy days, September continues the trend of minimal rainfall established during the peak summer months of July and August. This dryness is a stark contrast to more moisture-filled months earlier in the year, like January and March, which see around 38 mm of rainfall over several wet days. As the city prepares to welcome October, where precipitation levels slightly rise to 7 mm, this dry spell sets the stage for the advent of the wetter autumn season, highlighting the stark seasonal contrast in Amman's climate.
In September, Amman experiences a slight uptick in humidity, with levels rising to 28% after a notably dry summer. This reflects a seasonal shift as the city transitions from the peak heat of July and August, where humidity plummets to an arid 20% and 25%, respectively. While still relatively low compared to the wetter months that follow, such as October's 45% and November's 57%, September's humidity marks the beginning of a gradual climb back up towards fall. This change, albeit subtle, hints at the imminent cooler weather that brings more moisture to the air, paving the way for a refreshing shift in Amman's atmospheric conditions as autumn approaches.
As autumn approaches, September in Amman, Jordan, presents a UV Index of 10, categorizing it as very high. This means outdoor enthusiasts should be cautious, as the burn time for unprotected skin is just 15 minutes. Following the scorching summer months, where the UV Index peaked at 13 in June, the September index indicates a slight reprieve, yet still demands vigilance. As the sun's intensity begins to wane with the arrival of October, which features a UV Index of 8, early fall remains a time when sun safety is paramount. Whether you're enjoying local parks or exploring the city, it’s crucial to protect your skin. For further details on UV exposure trends throughout the year, check out the comprehensive guide here: Amman UV Index.
UV Risk Categories
As summer gently transitions to autumn, September in Amman, Jordan, continues to bask in ample sunlight with an impressive 349 hours of sunshine. This marks a slight dip from the peak summer months, yet it remains significantly brighter than the winter months ahead. Following the height of August's 388 hours, September retains a warm glow that enriches the outdoor experiences, making it an ideal time for exploration. The gradual decline in sunshine reflects the natural shift towards cooler temperatures, yet the city's vibrant atmosphere remains alive, inviting residents and visitors alike to soak up the lingering warmth before the autumn sets in. Overall, September beautifully encapsulates the lingering summer essence while hinting at the changes to come.
September in Amman, Jordan, boasts a generous 94% chance of sunny weather, continuing the trend of delightful summer conditions. As the summer heat begins to wane, the city still enjoys remarkable sunshine, making it an ideal time for outdoor activities and exploration. The likelihood of sunny days shifts significantly from the earlier months of the year, starting at a modest 61% in January and gradually climbing to peak levels of 97% in June and August. This upward trajectory culminates in September, which, although slightly lower than the summer months, remains exceptionally bright. Following September, the chances of sunshine dip to 77% in October, signaling the transition to the cooler months ahead but still offering plenty of opportunities to enjoy the delightful weather.
As summer transitions into autumn, September in Amman, Jordan, heralds a shift in daylight hours, offering around 12 hours of light each day. This marks a gradual decrease from the peak of 14 hours in June, as the city begins to embrace the mellow warmth of fall. The pattern reflects a consistent trend: daylight duration reaches its zenith in the summer months of June and July, before gently tapering off through September and into the cooler months ahead. With October bringing an additional decline to 11 hours, the rhythm of daylight serves as a gentle reminder of the changing seasons, inviting residents to savor the last golden days of summer before the chill sets in.
As September unfolds in Amman, Jordan, the gentle breeze begins to soften, with average wind speeds dipping to 2.9 m/s (6 mph). This change signals a transition from the lively summer gusts of 3.6 m/s (8 mph) in July and a broader trend of decreasing winds as the year progresses, culminating in the calm of 2.3 m/s (5 mph) by October. Notably, September’s winds echo the quieter days of February, where the air whispers at 2.9 m/s (7 mph). As autumn approaches, the landscape increasingly embraces serenity, inviting residents and visitors alike to savor the tranquil charm that characterizes this time of year in the heart of Jordan.
Weather in Amman varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Amman, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warm temperatures, with an average high of 26°C (78°F) and extreme highs reaching up to 41°C (106°F). The month is exceptionally dry, with negligible precipitation of only 1 mm and an average humidity of 28%. In stark contrast, January experiences much cooler conditions, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 22°C (72°F). This month sees significantly more precipitation, totaling 38 mm over six days, and higher humidity at 62%. For more detailed insights, check out Amman weather in January.
In September, the weather is characterized by warm temperatures, with averages around 26°C (78°F) and highs reaching up to 41°C (106°F). It is a notably dry month, with negligible precipitation and humidity levels at a comfortable 28%. In contrast, February brings cooler conditions, featuring average temperatures of 10°C (50°F) and lows spiraling down to -2°C (29°F). This month is much wetter, receiving an average of 37 mm (1.4 in) of rainfall over approximately seven days, and the humidity levels rise substantially to 58%. For more specifics, you can check Amman weather in February.
In September, the weather is characterized by warm temperatures, with averages around 26°C (78°F) and extreme highs reaching up to 41°C (106°F), while humidity remains low at 28%. Rain is virtually nonexistent, with no recorded days of precipitation. In contrast, March offers a much cooler climate, with average temperatures settling at 13°C (55°F) and maximums peaking at 32°C (89°F). This month experiences a significantly higher humidity level of 52% and receives notable rainfall, totaling 38 mm over six days. For more specifics on March weather, you can refer to Amman weather in March.
September and April present contrasting weather patterns in terms of temperature and precipitation. In September, temperatures range from a minimum of 13°C (56°F) to a scorching maximum of 41°C (106°F), with an average of 26°C (78°F). Notably, September boasts very low precipitation, with only 1 mm recorded and no rainy days, and a relative humidity of 28%. In contrast, April experiences milder temperatures, with a minimum of 5°C (41°F), an average of 18°C (64°F), and a maximum of 37°C (98°F). This month sees more precipitation, totaling 22 mm across three days, alongside higher humidity levels at 38%. For more insights on the weather in April, check out Amman weather in April.
September typically showcases warmer weather compared to May, featuring an average temperature of 26°C (78°F) and reaching highs up to 41°C (106°F), while May averages around 23°C (73°F) with maximum temperatures of 39°C (102°F). Both months exhibit low precipitation, but September stands out with virtually no rainfall, whereas May has a slight 7 mm spread over one day. Additionally, humidity levels are lower in September at 28%, compared to 37% in May, making September feel drier and potentially more intense in heat. For more insights on the specific conditions in May, you can visit Amman weather in May.
In comparing the weather of September and June, both months showcase warm temperatures, though September typically sees slightly higher extremes. September has an average high of 41°C (106°F), while June reaches a maximum of 39°C (102°F). Both months start with a minimum temperature of 13°C (56°F), ensuring cool nights. Precipitation levels are minimal in both months, with only 1 mm recorded, leading to dry conditions and low humidity – 28% in September and 27% in June. For more detailed information, you can view Amman weather in June.
In September, the weather is characterized by a wider temperature range compared to July, with minimum temperatures dropping to 13°C (56°F) and maximum temperatures reaching up to 41°C (106°F), resulting in an average of 26°C (78°F). The month remains dry with negligible precipitation and a humidity level of 28%. In contrast, July features a slightly higher minimum temperature of 17°C (64°F) and an average of 27°C (81°F), with maximum temperatures peaking at 40°C (104°F). Additionally, July is completely dry, experiencing no rainfall and maintaining a lower humidity level of 25%. For more detailed insights, you can explore Amman weather in July.
September's weather presents a slight cooling trend compared to August, with minimum temperatures dropping from 17°C (63°F) to 13°C (56°F) and an average temperature decrease from 27°C (81°F) to 26°C (78°F). However, both months share similar maximum temperatures, peaking at 41°C (106°F) in September and 41°C (107°F) in August. Notably, September experiences practically no precipitation, with just 1 mm recorded over the month, and maintains a humidity level of 28%, slightly higher than August's 20%. For more detailed insights into August's weather, you can check Amman weather in August.
September weather is typically warmer and drier, featuring minimum temperatures of 13°C (56°F) and average highs reaching up to 41°C (106°F). In contrast, October sees a noticeable drop in temperature, with minimums around 9°C (48°F) and maximums peaking at 36°C (97°F). October also brings slightly increased humidity at 45% and a bit of rain, totaling 7 mm over one day. This shift marks a transition from the scorching heat of summer to milder autumn conditions. For more details, you can check out Amman weather in October.
In September, the weather is characterized by high temperatures, averaging around 26°C (78°F) during the day, with maximums reaching a scorching 41°C (106°F) and minimal precipitation, making it quite dry. In contrast, November experiences much cooler temperatures, with an average of 16°C (60°F), and maximums peaking at 29°C (85°F). Additionally, November sees increased humidity at 57% and more rainfall, totaling 18 mm over approximately five days. For more detailed information, you can check out Amman weather in November.
In September, the weather is warm with temperatures ranging from a minimum of 13°C (56°F) to a scorching maximum of 41°C (106°F), averaging around 26°C (78°F). This month is notably dry, recording only 1 mm of precipitation, and experiencing no rainy days, with humidity levels at a comfortable 28%. In contrast, December brings a significant drop in temperatures, with a minimum of 0°C (33°F) and a maximum of 28°C (83°F), averaging 11°C (52°F). This month is much wetter, with 25 mm of precipitation spread over five days, and humidity levels rising to 66%. For a more detailed look at December weather in Amman, visit Amman weather in December.
As September rolls in, Amman experiences a notable shift in weather characterized by warm temperatures and remarkably low humidity levels. Unlike the sweltering peak of summer, the average temperature settles comfortably around 26°C (78°F), showcasing a welcoming transition. With minimal precipitation—not a drop falling throughout the month—September stands out as a dry period following the hotter months. This makes it an ideal time for outdoor activities without the oppressive heat or humidity typical of July and August. For a deeper dive into Amman's distinct climate characteristics across the year, check out Amman Climate.