Last updated: August 21, 2025
In September, the enchanting region of Damavand, Iran experiences a delightful blend of mild weather and refreshing conditions. With maximum temperatures reaching 28°C (83°F) and an average of 18°C (65°F), this month offers an ideal climate for outdoor enthusiasts. The nights cool off with a minimum of 6°C (44°F), providing a comfortable respite. Although only 7 mm (0.3 in) of precipitation graces the area, it typically occurs on just one day, maintaining a sense of dryness. Additionally, the humidity is a moderate 45%, enhancing the crispness of the air and making it perfect for exploration amidst the region’s stunning landscapes.
In September, temperatures in Damavand, Iran, reflect a gentle transition from summer to autumn. The average temperature sits comfortably at 18°C (65°F), with minimums dipping to a mild 6°C (44°F) and maximums reaching a pleasant 28°C (83°F). This trend indicates a significant cooling from the hot summer months, as September offers a refreshing reprieve with daytime warmth and cool evenings. The progressive drop in temperature from August's warmth signals the onset of fall, creating an ideal climate for outdoor activities while enjoying the breathtaking scenery of the region. Overall, September's weather is marked by its balance, inviting both adventure seekers and those wishing to embrace the beauty of nature as it shifts into a new season.
In September, Damavand, Iran, experiences a notable decline in precipitation, receiving just 7 mm (0.3 in) of rain over a mere one day. This dramatic drop in rainfall comes after months of gradually decreasing totals, with the summer months yielding even less, hitting a low of 4 mm (0.2 in) in August. The trend indicates a transition from the wetter spring months, where precipitation peaked in April at 72 mm (2.8 in), to the drier, more arid conditions that characterize late summer and early autumn. As the landscape prepares for the upcoming rainy season, September stands as a pivotal moment, marking the tail end of the dry spell before the autumn rains begin in earnest.
In Damavand, Iran, the humidity levels exhibit a notable seasonal trend throughout the year. Starting strong in January at a high of 70%, humidity gradually declines, reaching its lowest point in August at just 40%. As September arrives, humidity slightly increases to 45%, indicating the approach of autumn. This modest rise follows a summer of dry air, which contrasts sharply with the wetter months of late autumn and winter, peaking again in November at 72%. The fluctuation in humidity highlights Damavand's transition between summer's arid conditions and the upcoming wetter season, creating a dynamic atmospheric landscape that reflects the region's distinct climate cycle.
As summer transitions into autumn, the UV Index in Damavand, Iran, begins to decline, yet remains notable in September with a very high reading of 10, necessitating caution as the burn time is around 15 minutes. Following the extreme levels observed in the peak summer months of May through August, this slight decrease signals relief but still calls for protective measures. The month of September marks a pivotal period where sun exposure should be approached thoughtfully, as the sun's rays remain potent. For those enjoying the outdoors, it’s always wise to stay informed about changing UV levels. For further details on the UV index throughout the year, visit Damavand UV Index.
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As summer gracefully gives way to autumn in Damavand, Iran, September shines bright with 342 hours of sunlight, marking a delightful transition as the days begin to cool. This month reflects a moderate decline from the peak of 395 hours experienced in both June and July, yet it remains robust compared to earlier months like January, where only 225 hours of sun graced the region. Interestingly, September’s sunshine helps sustain outdoor activities and natural beauty, following a vibrant summer. While the daylight begins to wane into October's 313 hours, September retains its charm, serving as a bridge between the lushness of summer and the mellow embrace of fall. This gradual shift allows the breathtaking landscapes of Damavand to transform, creating a picturesque backdrop for both locals and visitors alike.
September in Damavand, Iran, boasts an impressive 98% chance of sunny weather, making it one of the sunniest months of the year. This trend marks a significant uptick from the spring months, where the likelihood of sunshine dips to around 56-60%. As summer wraps up, the skies clear, and the generous sunshine of June (92%) and July (82%) seamlessly carry over into September, ensuring that outdoor activities can be enjoyed under bright, blue skies. Following this peak in sunlight, the chances slightly decline heading into October, but September's radiant days certainly set the stage for a memorable autumn.
As September unfolds in Damavand, Iran, daylight begins to wane, offering approximately 12 hours of sunshine—a gentle decline from the 14 hours enjoyed in the summer months of June and July. This transition marks the start of autumn, where daylight gradually decreases towards the winter solstice. The trend showcases an intriguing rhythm of nature; following an invigorating peak in daylight during late spring and early summer, September beckons longer nights while still retaining a substantial amount of sunlight compared to the winter months. As the landscape transforms, it invites both introspection and appreciation for the fleeting warmth and light, setting the stage for the cooler days ahead.
In September, the winds in Damavand, Iran, pick up a gentle momentum, averaging 1.8 m/s (4 mph), a refreshing shift as summer wanes. This slight increase follows a summer marked by consistent breezes, where the average remained steady at 1.5 m/s in August. As autumn approaches, the wind speed inches upward, hinting at the seasonal transition and inviting the cool embrace of fall. Notably, this marks a peak in wind speeds for the year, reflecting a broader trend of gradual escalation from March's 1.6 m/s through the summer months. With the arrival of September, the landscape is not only painted with beautiful autumn colors but also stirred by the invigorating winds that dance across Damavand, hinting at the changing seasons ahead.
Weather in Damavand varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Damavand, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather conditions. In September, temperatures can range from a mild 6°C (44°F) at night to a warm 28°C (83°F) during the day, with an average of 18°C (65°F). The month sees minimal precipitation, with just 7 mm (0.3 in) over only one day, and a relatively low humidity level of 45%. In contrast, January experiences much colder temperatures, with a minimum of -18°C (0°F) and a maximum of only 8°C (47°F), averaging -4°C (24°F). This month is wetter, recording 36 mm (1.4 in) of precipitation over six days, accompanied by higher humidity at 70%. For a detailed look at the weather in January, visit Damavand weather in January.
September and February showcase stark contrasts in weather conditions. In September, temperatures are pleasantly mild, ranging from a minimum of 6°C (44°F) to a comfortable average of 18°C (65°F), peaking at a warm 28°C (83°F). This month sees minimal precipitation, with only 7 mm (0.3 in) falling over just one day, and a relatively low humidity of 45%.
In contrast, February brings a chill that is far more severe, with temperatures dipping as low as -22°C (-7°F) and averaging around -3°C (28°F). The maximum temperature barely reaches 8°C (46°F), and the month is significantly wetter, receiving 61 mm (2.4 in) of precipitation over 8 days. Additionally, humidity levels rise to 66%, contributing to a damp and cold atmosphere. For more details, you can check Damavand weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a mild 6°C (44°F) at night to a warm 28°C (83°F) during the day, with an average of 18°C (65°F). The month is quite dry, with only 7 mm (0.3 in) of precipitation over just one day and relative humidity at 45%. In stark contrast, March experiences much colder temperatures, dropping to a minimum of -10°C (15°F) and reaching a maximum of 16°C (61°F), with an average of 2°C (36°F). This month is wetter, with 58 mm (2.3 in) of precipitation spread across nine days, and humidity levels rising to 68%. For further specifics about March weather, you can refer to Damavand weather in March.
When comparing the weather in September and April, notable differences in temperature and precipitation emerge. September boasts a milder climate with temperatures ranging from a low of 6°C (44°F) to a high of 28°C (83°F), accompanied by only 7 mm of rainfall over just one day and a humidity level of 45%. In contrast, April presents a cooler environment, with temperatures dipping as low as -9°C (16°F) and peaking at 20°C (68°F). The month is notably wetter, receiving 72 mm of precipitation across 12 days, along with a higher humidity level of 62%. For more detailed insights, you can check out Damavand weather in April.
September typically offers a warmer climate compared to May, with average temperatures reaching 18°C (65°F) and highs of 28°C (83°F), while May's averages are cooler at 14°C (57°F) with a maximum of 25°C (77°F). Additionally, September experiences less precipitation, averaging just 7 mm (0.3 in) over only one rainy day, in stark contrast to May, which sees significantly more rainfall at 44 mm (1.7 in) across nine days. The humidity is also lower in September at 45%, compared to May's higher humidity level of 64%. This makes September generally feel drier and warmer, while May can be quite wet and cooler. For more specific details about the weather conditions, you can check out Damavand weather in May.
In comparing the weather of September and June, we observe some notable differences. September features a mild temperature range with a minimum of 6°C (44°F) and an average high of 28°C (83°F), along with a relatively low humidity of 45%. In contrast, June tends to be slightly warmer, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 29°C (85°F) and higher humidity at 62%. Additionally, while both months receive similar amounts of precipitation, June experiences rain on two days compared to just one day in September. For a detailed look at weather conditions during June, you can check Damavand weather in June.
In September, the weather is generally cooler than in July, with average temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), compared to July's warmer range of 12°C (54°F) to 32°C (90°F). September experiences low precipitation, with only 7 mm (0.3 in) over just one day, slightly less than July's 9 mm (0.4 in) on the same number of days. Additionally, humidity is lower in September at 45%, whereas in July, it reaches 52%. For more details on the weather in July, you can visit Damavand weather in July.
September generally ushers in cooler temperatures compared to August, featuring a minimum of 6°C (44°F) and an average of 18°C (65°F), while August experienced milder conditions with a minimum of 11°C (53°F) and an average of 22°C (71°F). The maximum temperatures also drop from 32°C (89°F) in August to 28°C (83°F) in September, reflecting the transition from summer to autumn. Additionally, September sees slightly more precipitation, with 7 mm (0.3 in) over just one day, compared to August’s 4 mm (0.2 in) and zero rainfall days. Both months maintain relatively low humidity levels, with September at 45% and August at 40%. For more specifics, you can check Damavand weather in August.
September typically offers milder weather with average temperatures ranging from a low of 6°C (44°F) to a high of 28°C (83°F), accompanied by low precipitation at just 7 mm. This month experiences only one rainy day and maintains a relatively comfortable humidity level of 45%. In contrast, October ushers in a significant drop in temperatures, with lows dipping to -2°C (29°F) and an average of 11°C (51°F), peaking at 21°C (71°F). Additionally, this month sees increased precipitation of 39 mm over six days, along with higher humidity at 61%. For more detailed insights, you can visit Damavand weather in October.
September and November present stark contrasts in weather conditions. In September, temperatures are relatively mild, ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), with an average of 18°C (65°F). The month typically experiences low precipitation, around 7 mm (0.3 in), and only about 1 day of rain, resulting in a humidity level of 45%. In contrast, November sees a significant drop in temperatures, with minimums plummeting to -10°C (15°F) and maximums reaching only 16°C (61°F), averaging just 3°C (37°F). This month is wetter, with precipitation increasing to 45 mm (1.8 in) over 9 days and humidity rising to 72%. For more detailed insights into the November weather, you can check Damavand weather in November.
In September, the weather is notably milder with average temperatures around 18°C (65°F) and a maximum of 28°C (83°F), accompanied by low humidity levels of 45%. In contrast, December brings a significant drop in temperatures, averaging around -1°C (30°F) and reaching a maximum of only 9°C (49°F). The precipitation also increases in December, with 29 mm (1.2 in) over six days, compared to just 7 mm (0.3 in) in September. The humidity rises significantly in December to 70%, creating a stark difference in the overall feel between these two months. For more detailed insights on December weather, you can check Damavand weather in December.
As September wraps up the summer season, Damavand experiences a delightful shift in weather, characterized by warm days and cooler nights. Temperatures peak at a pleasant 28°C (83°F) while settling into a comfortable average of 18°C (65°F) during the day. Unlike the more humid midsummer months, September boasts a lower humidity level of 45%, providing a refreshing atmosphere, especially with only a minimal 7 mm (0.3 in) of precipitation expected across just a single rainy day. This combination of warmth and mildness makes September a unique and inviting time to experience the beauty of Damavand. For more insights on weather patterns, visit Damavand Climate.