Last updated: August 27, 2025
In September, the Russian Federation experiences a dynamic climate marked by temperature variations ranging from a high of 34°C (94°F) to a low of -3°C (27°F), with an average of 12°C (54°F). The month is characterized by 27 mm (1.0 in) of precipitation over approximately 5 days, creating a blend of wet and dry conditions. With a humidity level averaging 61%, September presents a transitional phase, hinting at the coming autumn while still echoing the warmth of summer. This unique climatic tapestry offers both challenges and opportunities for various activities across the vast landscapes of Russia.
In September, the Russian Federation transitions into a cooler climate, marked by a notable drop in temperatures. With minimums dipping to -3°C (27°F), the region begins to shake off the remnants of summer's warmth. The average temperature settles around 12°C (54°F), while peaks can still reach a maximum of 34°C (94°F), hinting at the lingering heat of late summer. This month acts as a bridge between the warm, vibrant days of August and the approaching chill of autumn, setting the stage for the drastic temperature declines that will soon follow in October. The blend of cool nights and mild afternoons reflects a dynamic shift in the seasonal cycle, inviting both reflection and appreciation of nature's changing palette.
In September, the Russian Federation experiences a modest level of precipitation, totaling 27 mm (1.0 in) over the month, which reflects a slight increase compared to the preceding summer. With rainfall occurring on 5 days, this month serves as a transitional phase, bridging the drier summer months and the wetter autumn season. Notably, the amount of rainfall is higher than in both June and August, signaling a gradual shift in weather patterns as temperatures cool and autumn approaches. This trend of increasing precipitation continues into October, hinting at the onset of more consistent rainfall that shapes the landscape as the year progresses.
As summer transitions into fall, September in the Russian Federation witnesses a noticeable rise in humidity, averaging around 61%. This marks a shift from the drier months of June and July, which saw levels drop to a low of 43%. August offers a slight uptick to 45%, but the arrival of September signals an increase in moisture as the region prepares for the cooler, wetter months ahead. In fact, as autumn approaches, it's common to see humidity levels gradually climb back toward the more humid winter months, with October peaking at 81%. This trend illustrates the seasonal ebb and flow of humidity, showcasing how September serves as a bridge between the dry warmth of summer and the impending chill of winter.
As September unfolds in the Russian Federation, the UV Index dips slightly to 6, signaling a high exposure category that necessitates some caution. Compared to the very high values seen in the peak summer months of June and July, this reduction allows for slightly longer burn times of 25 minutes under direct sunlight. However, it's essential to remain vigilant, especially as the sunny days of early autumn can still pose risks for unprotected skin. This month marks a transition from the summer highs, following a noticeable trend of increasing UV exposure through the warmer months, which peaked in May through August. To stay informed about UV conditions, check out the comprehensive UV Index for more details.
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As the warm embrace of summer begins to wane, September in the Russian Federation continues to bask in a generous 319 hours of sunshine. This month marks a significant drop from the peak of 447 hours in July, but it still holds onto a respectable amount of sunlight compared to the earlier months of the year. With each passing month, September showcases a transition from the vibrant summer days to the cooler hues of autumn, highlighting nature's transformation. The sunlight hours decrease steadily from August's 407 hours, subtly reminding us that while the warmth lingers, the embrace of fall is just around the corner. Through September, residents can still enjoy plenty of bright days, making it an ideal time for outdoor activities before the colder months set in.
As the summer fades, September in the Russian Federation offers a moderate chance of sunny weather, with sunshine probabilities dipping to 44%. This marks a notable decrease from the 75% of bright days in August, signaling the end of the more vibrant summer months. Although the likelihood of sun is still relatively favorable compared to the earlier months of the year—where the chances hover below 50% for much of the winter—it's clear that the transition into fall brings a more unpredictable climate. Observing this trend, one can anticipate that while sunny days are still possible, they become less frequent as autumn takes hold, making each sunny day in September a precious opportunity to enjoy the lingering warmth before winter approaches.
As September unfolds in the Russian Federation, the transition of daylight duration becomes quite evident. With 12 hours of daylight, this month marks a gentle decline from the sunniest days of summer, where June and July bask in 16 hours of sunlight. The gradual shift from the vibrant, long days of spring and summer brings a blend of lingering light and the subtle approach of autumn. By October, daylight further recedes to 10 hours, signaling the onset of shorter days as the region prepares for the chill of winter. This rhythm of daylight not only affects the natural landscape but also resonates with the daily lives of those who experience the beauty of the changing seasons.
As September arrives in the Russian Federation, the winds begin to pick up, averaging 3.9 m/s (9 mph), signaling a shift from the lighter breezes of summer. This month stands out as a notable transition, showcasing a slight increase from August’s calm 2.6 m/s (6 mph), reinvigorating the air with a sense of movement and change. The winds are not only stronger than the preceding months but also hint at the more robust gusts that will follow in October and November. Historically, September's winds serve as a prelude to the chillier autumn months, marking a shift in seasons while still allowing for the lingering warmth of summer days. This gentle rise in wind speed encapsulates the essence of September, blending the remnants of warmth with the impending crispness of fall.
Weather in varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in , focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures range from a chilly -3°C (27°F) at night to a warm 34°C (94°F) during the day, averaging around 12°C (54°F). The month experiences relatively low precipitation at 27 mm (1.0 in), with rain falling on about 5 days and a comfortable humidity level of 61%.
In contrast, January presents a much harsher climate, with temperatures plunging to a minimum of -29°C (-20°F) and an average of -13°C (9°F), peaking at just 2°C (36°F). The precipitation remains similar to September at 25 mm (1.0 in) over 6 days; however, the humidity is significantly higher at 96%, creating an atmosphere of cold and dampness. For more detailed insights, you can check the weather in January.
In September, temperatures range from a chilly -3°C (27°F) at night to a warm 34°C (94°F) during the day, averaging around 12°C (54°F). The month sees relatively low precipitation, totaling 27 mm (1.0 in) over about 5 days, with a humidity level of 61%. In contrast, February experiences much harsher conditions, with minimum temperatures plummeting to -30°C (-22°F) and a daily average of -12°C (12°F). The maximum temperature barely reaches 3°C (37°F), and February is wetter, with 39 mm (1.5 in) of precipitation spread over 9 days, accompanied by high humidity at 97%. For a more detailed look at the weather in February, you can visit weather in February.
In comparing the weather of September and March, it is clear that these months present vastly different climates. September experiences a broad temperature range, with minimums around -3°C (27°F) and maximums reaching up to 34°C (94°F), leading to a comfortable average of 12°C (54°F). In contrast, March is much colder, featuring a stark minimum temperature of -25°C (-12°F) and an average of -6°C (22°F), peaking at just 12°C (53°F).
Precipitation levels also differ, with September receiving 27 mm (1.0 in) over five days, while March sees slightly more at 32 mm (1.3 in) over a total of seven days. Furthermore, humidity levels in March soar to 93%, compared to September’s more moderate 61%. Overall, March's chill and higher humidity make it feel significantly colder than the warm, fluctuating temperatures of September. For a deeper look into the weather patterns, you can visit weather in March.
In September, the weather is generally milder compared to April, with temperatures ranging from a low of -3°C (27°F) to a high of 34°C (94°F) and an average of 12°C (54°F). Precipitation is relatively low at 27 mm (1.0 in) over about 5 days, and the humidity stands at 61%. In contrast, April experiences colder conditions, with temperatures ranging from a minimum of -14°C (7°F) to a maximum of 25°C (77°F), averaging only 6°C (43°F). This month sees higher precipitation at 37 mm (1.4 in) over 8 days, accompanied by increased humidity at 78%. For a more detailed look at weather in April, visit the provided link.
In comparing the weather of September and May, both months showcase a range of temperatures with similarities in their maximum extremes. September boasts a minimum temperature of -3°C (27°F) and averages around 12°C (54°F), reaching a high of 34°C (94°F). May, on the other hand, has slightly cooler minimum temperatures at -4°C (25°F) but averages higher at 15°C (59°F) and also peaks at 35°C (94°F). Precipitation levels are fairly comparable, with September receiving 27 mm (1.0 in) of rain over 5 days, slightly more than May’s 22 mm (0.9 in) over the same duration. Moreover, while September has a humidity level of 61%, May is a bit drier at 55%. For a more detailed look at the weather trends, you can check this weather in May.
In comparing the weather of September and June, we see distinct differences in temperature and humidity. September has a wider temperature range, with a minimum of -3°C (27°F) and an average of 12°C (54°F), peaking at 34°C (94°F). In contrast, June starts warmer, with a minimum temperature of 2°C (37°F) and an average of 19°C (67°F), reaching a maximum of 35°C (95°F). While September experiences higher overall precipitation at 27 mm (1.0 in) across five days, June is drier with only 16 mm (0.6 in) over the same number of days. Additionally, humidity levels are noticeably higher in September at 61%, compared to June's 44%. For more detailed insights into June weather, visit weather in June.
In comparing the weather of September to that of July, it is evident that July experiences significantly warmer temperatures, with an average high of 39°C (102°F) compared to September's peak of 34°C (94°F). The minimum temperatures in September can drop to -3°C (27°F), creating a much cooler environment overall, with an average of 12°C (54°F). In terms of precipitation, July sees more rainfall, totaling 46 mm (1.8 in) over about six days, which contributes to a lower humidity level of 43%. Conversely, September has less precipitation at 27 mm (1.0 in) over five days, accompanied by higher humidity at 61%. For more detailed information on the climate specifics, check the weather in July.
In September, the weather transitions significantly from August, with temperatures dipping from a minimum of 4°C (40°F) in August to a chilly minimum of -3°C (27°F). The average temperature also drops notably from 20°C (69°F) in August to just 12°C (54°F) in September, although maximum daytime temperatures in September can still reach as high as 34°C (94°F). Precipitation becomes slightly more frequent in September, with 27 mm (1.0 in) of rain over five days, compared to 21 mm (0.8 in) over four days in August. Additionally, September sees a rise in humidity levels to 61%, contrasting with the drier air of August, which has a humidity of just 45%. For more details about the weather in August, you can visit weather in August.
September and October present a stark contrast in weather conditions. September boasts a wider temperature range, with minimums dipping to -3°C (27°F) and maximums reaching up to 34°C (94°F), allowing for an average of 12°C (54°F). The month experiences relatively low precipitation, totaling 27 mm (1.0 in) over about 5 days, with humidity at 61%. In comparison, October sees a notable drop in temperatures, with minimums falling to -9°C (16°F) and an average of just 5°C (42°F). Although the maximum temperature is still pleasant at 24°C (75°F), overall, October is cooler and wetter, with 35 mm (1.4 in) of rain over 6 days and increased humidity at 81%. For more detailed insights about the weather in October, you can explore further.
The weather in September is notably warmer, with temperatures ranging from a chilly minimum of -3°C (27°F) to a maximum of 34°C (94°F), averaging around 12°C (54°F). In contrast, November brings much colder conditions, featuring a minimum temperature of -23°C (-8°F) and an average of -4°C (25°F), peaking at just 11°C (52°F). While both months experience similar levels of precipitation—approximately 25-27 mm—November tends to be slightly wetter, with precipitation occurring on 6 days compared to September's 5 days. Additionally, the humidity in November is significantly higher at 88%, compared to September's 61%, contributing to a much chillier atmosphere overall. For more detailed information, check the weather in November.
In September, temperatures can range from a chilly -3°C (27°F) at night to a warm 34°C (94°F) during the day, averaging around 12°C (54°F). The month sees relatively low precipitation, with about 27 mm (1.0 in) falling over five days and a humidity level of 61%. In contrast, December is significantly colder, with a minimum temperature dropping to -27°C (-17°F) and a maximum of just 2°C (36°F), leading to an average temperature of -11°C (12°F). Precipitation remains similar, with 25 mm (1.0 in) expected over six days, but humidity rises to a higher 87%. For a detailed look at the weather conditions during this time, check the weather in December.
As September unfolds, the weather experiences a striking transformation from the sweltering heat of summer to the refreshing chill of autumn. Temperatures dip significantly after the peak summer months, marked by a blend of warm and cool days, making it a unique transitional period. While humidity remains relatively moderate, the increased likelihood of precipitation invites a crisp freshness to the air. This month serves as a gentle reminder of the approaching colder months, differentiating itself from the scorching highs of the preceding summer and the frosty embrace of winter. For a deeper understanding of the climate trends in the region, you can explore more about the Climate.