Last updated: August 27, 2025
September in Rostov-na-Donu reveals a striking contrast in temperatures, with a maximum reaching a sweltering 35°C (95°F), while the average settles at a comfortable 19°C (66°F), and minimum dips to a cool 3°C (37°F). This month typically sees modest precipitation of 22 mm (0.9 in) over 4 days, contributing to a humidity level of approximately 50%. Such conditions present an inviting blend of warm days and refreshing evenings, making September a picturesque time to experience the region's transitioning seasons.
In September, Rostov-na-Donu experiences a delightful transition as summer gradually bows out. With temperatures ranging from a mild 3°C (37°F) at night to a comfortable 35°C (95°F) during the day, the city enjoys an average of 19°C (66°F), making it an ideal time for outdoor activities. This month marks a noticeable dip from the sweltering highs of August, yet the warmth lingers invitingly. As the days grow shorter and the air turns crisper, the vibrant hues of autumn begin to paint the landscape, setting the stage for the cooler months ahead.
In September, Rostov-na-Donu experiences a modest increase in precipitation, with 22 mm (0.9 in) recorded over four days. This marks a slight uptick from the dry summer months, where August saw only 19 mm (0.8 in) over just four days. As autumn approaches, the region begins to transition from the drier spells of summer to the wetter months ahead; September's rainfall reflects this shift. Although the precipitation levels remain relatively low compared to spring and early winter months, it signals the end of the warmer season, setting the stage for more substantial rains in October, with 25 mm (1.0 in) anticipated.
In Rostov-na-Donu, September marks a significant transition in humidity levels, as the summer heat begins to wane. Following a notably dry August with humidity dropping to a mere 38%, September sees a subtle increase, settling at 50%. This adjustment reflects the gradual shift toward autumn, where the air starts to regain some moisture after the drier months of July and August. Interestingly, as the year progresses, humidity tends to rise sharply during the colder months, peaking at 90% in December. The trend highlights Rostov's seasonal variability, where the contrast between the high summer dryness and the dampness of late fall and winter becomes distinctly pronounced.
As September rolls into Rostov-na-Donu, the UV Index indicates a notable decline to 6, placing it in the high exposure category with a burn time of 25 minutes. This transition reflects the waning summer sun, contrasting sharply with the scorching July peak of 9 and the consistent 8s in May, June, and August, which demanded frequent sun protection due to their very high indices. Despite its reduction, September still calls for caution, as prolonged exposure can lead to sunburn. The trend shows a gradual move toward more moderate levels, signaling the end of intense UV radiation. For comprehensive details throughout the year, check out the Rostov-na-Donu UV Index.
UV Risk Categories
September in Rostov-na-Donu heralds the transition from the peak summer warmth to the crispness of autumn, offering 341 hours of sunshine. This marks a notable decline from the sun-drenched highs of July and August, which basked in over 430 hours of sunlight each month. Despite the decrease, September still boasts a generous amount of sunshine, outshining the earlier winter months like January and February, which struggle to reach even 200 hours. As the leaves begin to turn and temperatures gradually cool, September provides a perfect blend of lingering warmth and the first hints of fall’s charm, inviting residents and visitors alike to enjoy one last taste of summer before the days shorten significantly.
As summer transitions to autumn, September in Rostov-na-Donu marks a delightful increase in sunny days, with a 58% chance of sunshine gracing the city. This is particularly noteworthy following the peak of 75% in July, illustrating how the month bridges the gap between the sweltering summer and the cooler months ahead. Compared to earlier months—like January at a mere 14%—September offers significantly more favorable conditions for outdoor activities and leisurely pursuits. With a charming blend of warmth and soft sunlight, it provides the perfect backdrop for enjoying the city’s parks and cultural offerings before the chill of autumn sets in.
In Rostov-na-Donu, the transition from summer to autumn is marked by a noticeable shift in daylight hours. In September, the city enjoys about 12 hours of daylight, a gentle decline from the peak of 15 hours during the summer months. As the year progresses, daylight hours gradually diminish, starting from 10 hours in February and tapering back to 8 hours by December. This pattern highlights a steady rhythm of light and dark, with each season inviting its own unique charm. As fall arrives, the days may shorten, but the richness of autumn’s colors brings beauty that captivates in the twilight hours.
In Rostov-na-Donu, September ushers in a gentle breeze with an average wind speed of 3.3 m/s (7 mph). This month's wind patterns reflect a slight uptick from the calmer days of summer, which saw July and August with their lowest speeds around 2.9 m/s and 3.0 m/s respectively. As the city transitions into autumn, there's a noticeable increase in wind activity; in fact, September’s gusts are just a precursor to the brisker winds that October brings, which average 4.5 m/s (10 mph). The overall trend throughout the year reveals a gradual rise in wind intensity as the seasons shift, offering a refreshing contrast to the heat of summer.
Weather in Rostov-na-Donu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Rostov-na-Donu, focusing on differences in temperature, rainfall, humidity, and UV levels.
September offers a warmer climate with temperatures ranging from a chilly 3°C (37°F) to a hot 35°C (95°F), averaging around 19°C (66°F). This month experiences relatively low precipitation of 22 mm (0.9 in) spread over about 4 days, with a humidity level of 50%. In contrast, January features much colder weather, with temperatures dropping to a minimum of -27°C (-15°F) and peaking at just 10°C (51°F), averaging around -1°C (30°F). The snowfall in January is more substantial, with 46 mm (1.8 in) of precipitation over approximately 9 days and a significantly higher humidity level of 86%. For more details on the January weather, you can visit Rostov-na-Donu weather in January.
In September, the weather in Rostov-na-Donu is relatively warm, with average temperatures around 19°C (66°F) and highs reaching up to 35°C (95°F). The month is characterized by lower humidity levels at 50% and only 22 mm (0.9 in) of precipitation over a few days. In stark contrast, February experiences a significant drop in temperature, with averages around 0°C (32°F) and winter lows plummeting to -21°C (-5°F). This month sees a much higher humidity level of 89% and more precipitation, totaling 52 mm (2.1 in) over nine days. For a closer look at February's weather, you can visit Rostov-na-Donu weather in February.
In comparing the weather of September and March, we see notable differences in temperature and precipitation patterns. September enjoys a mild average temperature of 19°C (66°F), with maximums reaching up to 35°C (95°F), while March is significantly cooler, with an average of only 4°C (39°F) and a maximum of 22°C (73°F). Additionally, March experiences more precipitation, totaling 49 mm (1.9 in) over 12 days, compared to September’s 22 mm (0.9 in) over just 4 days. The humidity levels also vary, with March being quite humid at 81%, while September has more moderate humidity at 50%. For more detailed information, you can check Rostov-na-Donu weather in March.
September and April present contrasting weather conditions in terms of temperature, precipitation, and humidity. In September, the minimum temperature is a mild 3°C (37°F), with an average of 19°C (66°F) and a maximum reaching a warm 35°C (95°F). This month sees only 22 mm (0.9 in) of precipitation spread over about 4 days, leading to a lower humidity of around 50%. In contrast, April experiences cooler temperatures, with a minimum of -5°C (24°F), an average of 11°C (52°F), and a maximum of 27°C (82°F). This month is wetter, recording 44 mm (1.7 in) of precipitation over approximately 8 days, resulting in a higher humidity level of 69%. For more detailed information, you can refer to Rostov-na-Donu weather in April.
When comparing the weather in September and May, both months exhibit mild minimum temperatures, starting at 3°C (37°F). However, September tends to be warmer overall, with an average temperature of 19°C (66°F) and a maximum of 35°C (95°F), compared to May's average of 17°C (63°F) and maximum of 31°C (89°F). September also experiences less rainfall, with only 22 mm (0.9 in) over four days, while May sees a significant increase in precipitation at 63 mm (2.5 in) across ten days. Additionally, May has a higher humidity level of 62%, compared to September's 50%. For more detailed insights, you can check Rostov-na-Donu weather in May.
In comparing the weather between September and June, we see notable differences in temperature and humidity. September experiences a wider temperature range with a minimum of 3°C (37°F) and a maximum of 35°C (95°F), while June starts at a higher minimum of 8°C (46°F) and can reach up to 37°C (99°F) on warm days. Additionally, June tends to be more humid, with a humidity level of 62% compared to September's 50%. Precipitation is also higher in June, with 46 mm (1.8 in) falling across five days, compared to September's 22 mm (0.9 in) over four days. For more detailed information about the weather in June, check Rostov-na-Donu weather in June.
When comparing the weather in September to that of July, there are notable differences in temperature and precipitation. September experiences a wider temperature range, with a minimum of 3°C (37°F) and a maximum of 35°C (95°F), while July has a milder minimum of 12°C (54°F) and a scorching maximum of 39°C (103°F). Additionally, July tends to be wetter, with 41 mm (1.6 in) of precipitation over 7 days, compared to September's 22 mm (0.9 in) over just 4 days. The humidity levels are fairly similar, at 50% in September and slightly lower at 48% in July. For more details, you can check out Rostov-na-Donu weather in July.
In comparing the weather between September and August, September experiences a wider temperature range, with minimums dropping to 3°C (37°F) and maxima reaching 35°C (95°F), compared to August’s milder minimum of 9°C (48°F) and a peak of 38°C (102°F). While both months see similar levels of precipitation, with September at 22 mm (0.9 in) and August at 19 mm (0.8 in), September boasts a higher average temperature of 19°C (66°F) compared to August’s more sultry 24°C (76°F). Additionally, September exhibits slightly higher humidity at 50%, while August remains drier with 38% humidity. For more details on August weather patterns, visit Rostov-na-Donu weather in August.
In September, the weather is characterized by warmer temperatures, with a minimum of 3°C (37°F) and an average high of 35°C (95°F), making it a month that still feels quite summery. With only 22 mm (0.9 in) of precipitation spread over 4 days and humidity at 50%, the month tends to be fairly dry and comfortable. In contrast, October brings a significant drop in temperatures, with lows reaching -5°C (22°F) and an average max of 27°C (80°F). The increased precipitation, totaling 25 mm (1.0 in) over 5 days, along with higher humidity at 70%, indicate a shift towards cooler and more unsettled weather conditions. For a detailed look into October's typical climate, you can check out Rostov-na-Donu weather in October.
September and November showcase contrasting weather patterns. September typically features a mild average temperature of 19°C (66°F), with maximum highs soaring to 35°C (95°F) and only 22 mm of precipitation over about four days. In contrast, November experiences a significant drop in temperature, with an average of just 4°C (39°F) and nighttime lows that can plummet to -11°C (12°F). This month also sees increased precipitation at 38 mm over approximately seven days and higher humidity levels at 87%. For more detailed information about November weather, you can check this link: Rostov-na-Donu weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 35°C (95°F), with an average soaring to 19°C (66°F). The month is relatively dry with only 22 mm (0.9 in) of precipitation occurring over 4 days and a moderate humidity level of 50%. In sharp contrast, December sees much colder temperatures, with a minimum of -16°C (3°F) and an average of just 1°C (34°F), while the maximum reaches only 14°C (57°F). December is also wetter, accumulating 57 mm (2.3 in) of precipitation over 9 days, and experiences high humidity at 90%. For more detailed information, check out Rostov-na-Donu weather in December.
As summer transitions into autumn, September in Rostov-na-Donu brings a refreshing shift in weather, characterized by warm days and cooler nights. While the month can still flirt with heat, the average temperature provides a comfortable balance, making it a delightful time to explore the city. With only a few days of rainfall, the humidity remains manageable, offering a pleasant reprieve from the heat of the preceding months. This month stands out with its unique charm as nature begins to change, making it an ideal time for outdoor activities. For a more detailed understanding of what to expect throughout the year, visit Rostov-na-Donu Climate.