Last updated: August 21, 2025
Experience the captivating September weather of Sevan, Armenia, where the temperatures graciously dance between a max of 26°C (79°F) and a min of 2°C (35°F). With an average temperature of 13°C (56°F), this month invites visitors to enjoy the crisp autumn air. While the scenery is stunning, prepare for approximately 60 mm (2.4 in) of rainfall spread across 13 days, contributing to the lush landscapes. The relative humidity hovers around 67%, adding a refreshing embrace to the atmosphere. Whether you're exploring nature or soaking in cultural sights, September in Sevan promises a blend of crisp comfort and vibrant beauty.
September in Sevan, Armenia, marks the transition from summer warmth to the coolness of autumn. With minimum temperatures settling at around 2°C (35°F) and averages reaching 13°C (56°F), the month brings a refreshing shift compared to the balmy days of July and August. The maximum temperature can still peak at a pleasant 26°C (79°F), offering ample opportunities for outdoor activities amidst the stunning lakeside scenery. As the month progresses, the crispness of autumn begins to creep in, signaling that the colder months are just around the corner. This blend of lingering warmth and emerging chill makes September an ideal time to explore the natural beauty of Sevan before winter takes hold.
In September, Sevan, Armenia experiences a notable shift in precipitation patterns as summer gives way to autumn. With an average of 60 mm (2.4 in) of rainfall over 13 days, the month is marked by a decrease compared to the preceding months, particularly May, which saw its peak at 163 mm (6.4 in). This downtrend in precipitation reflects a transition towards drier conditions, setting the stage for crisp autumn days. As the landscape begins to transform with the changing seasons, September's rain nourishes the earth, providing just enough moisture before the milder October, which typically sees a slight increase in total rainfall to 64 mm (2.5 in) over 10 days. Overall, September serves as a bridge, balancing the lush greenery of summer with the anticipation of a cooler, more tempered fall.
In Sevan, Armenia, September marks a subtle transition in humidity levels as the summer warmth begins to wane. With an average humidity of 67%, the month experiences a slight increase from August's 66%, signaling the onset of autumn. This mid-year dip in humidity is markedly lower than the winter months, where levels soar to around 87-88%. As the year progresses, the trend reveals a gradual rise in humidity from the dry summer months, peaking again in the colder season. The refreshing change in September provides a perfect setting for enjoying the beautiful landscape, as the air remains comfortably humid yet not overwhelming, creating a serene atmosphere in Sevan as it moves toward the cooler months.
As we transition into September in Sevan, Armenia, the UV Index remains notably high at 9, categorizing it as very high and necessitating caution during sun exposure. This marks a slight decrease from the extreme levels experienced in the peak summer months of June and July, when the index soared to 12, with a burn time of just 10 minutes. In contrast, both May and August also saw high UV ratings of 11 and 10, respectively. September’s UV Index indicates that while the days are shortening, sun intensity is still significant, so it's important to protect your skin with appropriate precautions for at least 15 minutes of exposure. For more details on UV trends throughout the year, visit Sevan UV Index.
UV Risk Categories
As summer gives way to autumn, September in Sevan, Armenia, offers a delightful mix of warmth and sunshine, with a robust 339 hours of sunlight. This month reflects a gentle decline from the peak of 414 hours in July, yet still retains the essence of the vibrant summer months. Typically, a transition period, September maintains more sunshine than the preceding winter months, showcasing a noteworthy trend of gradually decreasing daylight. This balance between lingering warmth and the onset of cooler autumn days paints a picturesque backdrop, inviting both locals and visitors to revel in the beauty of Sevan's natural landscapes before the chill of October sets in.
September in Sevan, Armenia sees a 41% chance of sunny weather, positioning it among the more variable months of the year. While summer months like August with a 57% likelihood and June at 56% are noticeably sunnier, September's percentages align more closely with the spring months of April and May, which hover around 39-42%. As the season transitions into autumn, residents and visitors can expect a blend of sun and clouds, making it a perfect time for outdoor activities, although the weather can be unpredictable. This slight dip in sunny days after summer hints at the changing seasons, inviting a refreshing experience for those exploring the golden landscapes of Sevan.
As September arrives in Sevan, Armenia, the days begin to shorten, offering around 12 hours of daylight. This transition signals a gradual shift from the vibrant, sun-drenched days of summer, where daylight peaked at 15 hours in June, towards the crisp, shorter days of fall. Following a steady increase in daylight from just 9 hours in January to a delightful 14 hours in May, the decline in September reflects nature's rhythm as it prepares for the colder months. The pattern of daylight duration not only enhances the scenic beauty of Sevan’s landscapes but also invites reflection on the changing seasons, reminding us of the ebb and flow of time throughout the year.
As September arrives in Sevan, Armenia, the wind whispers a gentle farewell to summer, maintaining a soft average speed of 1.7 m/s (4 mph), a continuation of the slight calm that began in August. This lingering tranquility marks a notable shift from the breezier months earlier in the year, where January saw winds reaching up to 2.6 m/s (6 mph). Following this seasonal pattern, September's winds slow down as we look forward to October's cooler temperatures, which bring a further dip to 1.5 m/s (3 mph). The gradual decline in wind speed from the spring months hints at the region's transition into autumn, offering a serene backdrop for the beautiful landscape of Sevan as the days grow shorter.
Weather in Sevan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sevan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), with an average of 13°C (56°F). The month experiences about 60 mm (2.4 in) of precipitation over 13 rainy days and a humidity level of 67%. In contrast, January sees much colder temperatures, with a minimum of -20°C (-4°F), an average of -7°C (20°F), and a maximum of only 5°C (41°F). The winter month is relatively drier with 26 mm (1.0 in) of precipitation spread over just 6 days, but the humidity is higher at 87%. This fluctuation in weather highlights the transition from the mild, wet conditions of early autumn to the harsh, frigid winters. For more details on January weather, check out Sevan weather in January.
September and February present strikingly contrasting weather conditions. In September, temperatures range from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), with an average of 13°C (56°F). The month experiences moderate rainfall of 60 mm (2.4 in) over 13 days and a humidity level of 67%, making it feel relatively comfortable. In stark contrast, February sees much colder temperatures, with a minimum of -21°C (-5°F) and a maximum of just 5°C (42°F), averaging -5°C (23°F). This winter month has lower precipitation at 42 mm (1.6 in) over just 7 days, but a higher humidity level of 88%, contributing to the chill in the air. For more details on February weather, check out Sevan weather in February.
September and March present contrasting weather experiences. September typically enjoys milder temperatures, with a minimum of 2°C (35°F) and a pleasant average of 13°C (56°F), peaking at a warm 26°C (79°F). The month experiences moderate rainfall of 60 mm (2.4 in) over about 13 days, alongside a humidity level of 67%. In contrast, March is much colder, featuring a minimum of -13°C (9°F) and an average temperature of -1°C (30°F), with a maximum reaching only 14°C (57°F). This month sees higher precipitation at 94 mm (3.7 in) spread over 16 days and a noticeably humid atmosphere, reaching 85%. For more detailed insights, you can refer to Sevan weather in March.
September and April showcase contrasting weather patterns. In September, temperatures generally range from a chilly 2°C (35°F) at night to a warm 26°C (79°F) during the day, averaging around 13°C (56°F). Precipitation is moderate, with about 60 mm (2.4 in) falling over 13 days, and humidity stands at a comfortable 67%. In contrast, April is considerably colder, featuring temperatures that dip as low as -12°C (11°F) at night and reach a maximum of 17°C (63°F), with an average of just 4°C (39°F). The month is also wetter, with 116 mm (4.6 in) of rain spread across 17 days and higher humidity levels at 80%. For more details, check Sevan weather in April.
In comparing the weather of September and May, September tends to be warmer with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), while May has a slightly cooler range from -1°C (30°F) to 24°C (75°F). Precipitation levels also differ significantly, as September receives around 60 mm (2.4 in) over 13 days, whereas May experiences much higher rainfall totals of 163 mm (6.4 in) across 21 days. Additionally, humidity is slightly lower in September at 67% compared to May's 78%. For a closer look at the specifics of May weather, you can visit Sevan weather in May.
In comparing the weather in September and June, September tends to be slightly warmer, with average temperatures ranging from 2°C (35°F) to 26°C (79°F), while June exhibits a cooler average temperature, between 3°C (38°F) and 24°C (75°F). Despite the warmer temperatures in September, it experiences less precipitation, totaling 60 mm (2.4 in) over 13 days, as opposed to June’s heavier rainfall of 122 mm (4.8 in) across 23 days. Additionally, humidity levels are higher in June at 79%, compared to September's 67%, which contributes to a more muggy feeling during the early summer month. For more detailed insights into June weather, you can visit Sevan weather in June.
In comparing the weather of September and July, September experiences slightly cooler temperatures, with a minimum of 2°C (35°F) and an average of 13°C (56°F), while July has a minimum of 6°C (43°F) and an average of 16°C (61°F). July tends to be warmer overall, reaching a maximum of 27°C (80°F) compared to September’s maximum of 26°C (79°F). However, July also sees more precipitation, with 111 mm (4.4 in) spread over 21 days, while September has 60 mm (2.4 in) over just 13 days, making it less rainy. The humidity levels are higher in July at 80%, compared to 67% in September. For a detailed look at July weather, you can visit Sevan weather in July.
In comparing the weather during September and August, we see a noticeable transition in temperatures and precipitation. September typically features a minimum temperature of 2°C (35°F) and an average of 13°C (56°F), while August starts warmer with a minimum of 5°C (41°F) and an average of 15°C (60°F). Both months have a maximum temperature that caps at 26°C (79°F), offering similar warmth during the day.
Precipitation levels also vary, with September receiving 60 mm (2.4 in) over 13 days, which is less than August's 92 mm (3.6 in) across 19 days. Interestingly, the humidity levels remain quite close, with September at 67% and August slightly lower at 66%. For a detailed overview of August weather, you can check Sevan weather in August.
September offers a mild climate with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), averaging around 13°C (56°F). The month experiences moderate precipitation at 60 mm (2.4 in) across 13 days, with a humidity level of 67%. In contrast, October sees a noticeable drop in temperatures, with lows plunging to -4°C (24°F) and a maximum of 19°C (66°F), averaging 8°C (46°F). While precipitation slightly increases to 64 mm (2.5 in) over 10 days, the humidity rises to 81%, creating a much cooler and damper atmosphere. For more detailed information on October conditions, you can visit Sevan weather in October.
September typically offers a more moderate climate with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), averaging around 13°C (56°F). The month experiences about 60 mm (2.4 in) of precipitation over 13 days, and humidity levels stand at a comfortable 67%. In contrast, November ushers in colder conditions, with temperatures dipping as low as -12°C (10°F) and averaging just 2°C (35°F). The maximum temperature is a milder 14°C (58°F). Although precipitation decreases to 41 mm (1.6 in) over 9 days, humidity rises significantly to 84%, creating a distinctly chillier atmosphere. For a detailed view of conditions during this month, you can check out Sevan weather in November.
September and December present dramatically different weather conditions. In September, temperatures are relatively mild, ranging from a minimum of 2°C (35°F) to a maximum of 26°C (79°F), with an average of 13°C (56°F). The precipitation is moderate, with around 60 mm (2.4 in) over 13 days, and humidity levels are quite comfortable at 67%. In contrast, December sees significantly colder temperatures, with minima dropping to -16°C (3°F) and an average of -3°C (28°F), peaking at only 8°C (47°F). Precipitation also decreases slightly to 45 mm (1.8 in) over 9 days, but humidity rises to 85%, contributing to the chilly atmosphere. For more detailed information on December's weather, you can visit Sevan weather in December.
As summer gracefully transitions into autumn, September in Sevan offers a unique blend of mild temperatures and refreshing moisture. Unlike the steamy heat of the previous months, this time of year sees average temperatures that are more moderate, inviting visitors to enjoy the outdoors. With a blend of sunny spells and occasional drizzles—boasting around 60 mm of rainfall spread over 13 days—September is notably more humid, creating a lush landscape that contrasts beautifully with the dry summer months. For those curious about the specifics of Sevan's climatic conditions, check out the detailed insights available at Sevan Climate.