Last updated: August 27, 2025
In September, Kolomna offers a striking transition from summer's warmth to the cool embrace of autumn. With temperatures peaking at a maximum of 31°C (88°F) and dipping to a brisk minimum of -2°C (29°F), the month averages a comfortable 13°C (55°F). Rain graces the area with a total precipitation of 42 mm (1.6 in) over approximately 8 days, contributing to the lush greenery characteristic of this picturesque region. Coupled with a relative humidity of 86%, September in Kolomna is a time of vibrant natural beauty and dynamic weather patterns.
In September, Kolomna experiences a notable transition as summer gradually gives way to autumn. With a minimum temperature of -2°C (29°F), the crispness in the air hints at the approaching cold months, while the average temperature stabilizes around 13°C (55°F), providing a mild respite just before the chill sets in. The maximum temperature can reach as high as 31°C (88°F), reminiscent of summer's last hurrah. This month embodies a beautiful balance between the lingering warmth of summer and the early signs of fall, making it a unique time to explore the vibrant colors and cooling breezes of Kolomna.
In September, Kolomna experiences a modest 42 mm (1.6 in) of precipitation over 8 days, marking a slight decrease from the summer months. This drop reflects a transition as the warm, rainy days of July and June, which received 75 mm (3.0 in) and 70 mm (2.7 in) respectively, give way to the cooler, more temperate conditions of fall. With an average of about 10 rainy days per month in the summer, September's drier spell signals a shift towards the more variable weather patterns of autumn. As preparations for winter begin, the city begins to brace for the heavier rainfall expected in the upcoming months, notably 53 mm (2.1 in) in October, which typically sees a return to more frequent precipitation.
In September, Kolomna experiences a notable increase in humidity, rising to 86% as summer transitions to autumn. This marks a shift from the relatively lower humidity levels of late summer, where August recorded 75%. The trend throughout the year reveals a gradual decrease in humidity from the peak winter months, where January and February hover around an impressive 98% and 96%, respectively. As the seasons change, humidity steadily drops to its annual low in May at 73% before it begins to climb again in September, signaling the onset of more moisture-laden air. This pattern reflects Kolomna’s diverse climate, where autumn brings a noteworthy resurgence of humidity, setting the stage for the chillier months ahead, with October close behind at 90%.
As summer transitions into autumn, September in Kolomna showcases a moderate UV Index of 5, indicating that while the sun's intensity is diminishing, caution is still advisable. With a burn time of 30 minutes, this month's UV exposure suggests that residents should remain mindful when spending time outdoors, especially in the midday sun. Following the high summer months of June and July, where the UV Index peaked at 7, September's slight decrease highlights a gradual return to more manageable levels. This trend continues into October, where the UV Index drops further to 3. For ongoing updates on skin safety and sun exposure, explore more at Kolomna UV Index.
UV Risk Categories
September in Kolomna, Russian Federation, witnesses a gentle decline in daylight as summer bows out, offering about 296 hours of sunshine. This month, while vibrant and warm, reflects a noticeable shift from the boisterous heights of July and June, which basked in over 400 hours. The dwindling daylight serves as a gentle reminder of the seasonal transition, although autumn’s embrace brings its own charm. Following the sunlit days of summer, this month still offers ample opportunity for outdoor activities, contrasting sharply with the dim winter months ahead, where sunshine dips dramatically, reaching a mere 50 hours in January. As Kolomna shifts towards cooler days, September stands as a bridge, allowing residents to savor the tail end of summer while preparing for the changes to come.
In Kolomna, the likelihood of sunny weather in September is 22%, a notable dip compared to the vibrant summer months of June and July, which boast chances of 58% and 62% respectively. As the year transitions into autumn, sunlight becomes less frequent, following a pattern observed from earlier months that peaks in mid-summer and gradually declines. This trend is reflected in the decreasing probabilities from August’s 42% to September's modest numbers, suggesting that while the sun may still make occasional appearances, it’s wise to prepare for more overcast days as the seasons shift.
As summer fades into autumn, September in Kolomna sees a gentle decline in daylight hours, offering approximately 12 hours of sunlight each day. This marks a notable shift from the peak of 17 hours in June, transitioning from the vibrant days of summer towards the crispness of fall. Following the gradual decrease observed from July and August's lingering light, September serves as a bridge, still illuminating the landscape with ample daylight, while hinting at the shorter days to come, reflecting the cyclical rhythm of the seasons. With evening shadows lengthening and the air growing cooler, there’s a palpable sense of change as the city prepares for the cozy embrace of autumn.
As summer gently fades into autumn, September in Kolomna ushers in a refreshing increase in wind speed, averaging 3.8 m/s (8 mph)—a notable rise from the calmer months of July and August. This revitalizing gustiness marks a return to more robust winds similar to those seen in the springtime. With September's winds matching those of April and October, it sets the stage for the transformation of the landscape as nature prepares for the chillier months ahead. The invigorating breezes not only enhance the picturesque beauty of Kolomna but also signal a shift in the seasonal rhythm, inviting residents and visitors alike to embrace the vibrant autumnal atmosphere.
Weather in Kolomna varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kolomna, 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 mild -2°C (29°F) at night to a warm 31°C (88°F) during the day, with an average of 13°C (55°F). The month sees about 42 mm (1.6 in) of precipitation over 8 days, with humidity sitting at a comfortable 86%. In contrast, January is much colder, with temperatures ranging from a frigid -26°C (-15°F) to a maximum of just 4°C (40°F), averaging -6°C (22°F). Although precipitation is similar at 39 mm (1.6 in), it occurs over 10 days, with humidity levels rising to a high 98%. This significant difference in temperatures and humidity highlights the transition from autumn warmth to the depths of winter cold. For more details on the January weather in Kolomna, visit Kolomna weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 31°C (88°F), making it a month with a pleasant average of 13°C (55°F). The humidity level is relatively high at 86%, accompanied by moderate rainfall of 42 mm (1.6 in) over 8 days.
In contrast, February is much colder, with temperatures plummeting to a minimum of -26°C (-14°F) and only reaching a maximum of 9°C (48°F). The average temperature sits at a chilly -5°C (23°F). Although February sees slightly more precipitation at 48 mm (1.9 in) over 11 days, the humidity rises to 96%, creating a damp and frigid atmosphere. For more detailed insights, you can view Kolomna weather in February.
When comparing the weather in September and March, it's clear that September tends to be significantly warmer and more humid. September features a temperature range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 31°C (88°F), with an average of 13°C (55°F). This month experiences relatively low precipitation at 42 mm (1.6 in) over 8 days, with humidity at 86%.
In contrast, March is noticeably colder, with temperatures ranging from a frigid minimum of -23°C (-9°F) to a maximum of 17°C (63°F), averaging -1°C (31°F). Though it has slightly less precipitation at 32 mm (1.3 in) spread across 9 days, the humidity is higher at 92%. For a deeper look at March's weather patterns, you can explore Kolomna weather in March.
September weather is characterized by a broader temperature range, with minimums reaching -2°C (29°F) and highs soaring to 31°C (88°F), resulting in an average of 13°C (55°F). In contrast, April is much cooler, with minimum temperatures dipping to -9°C (17°F) and a maximum of only 24°C (76°F), averaging around 6°C (43°F). Both months experience significant precipitation, but September sees 42 mm (1.6 in) over 8 days, while April has a slightly higher total of 61 mm (2.4 in) spread across 12 days. Interestingly, September is a bit more humid at 86%, compared to April's 81%. For more details on April's climate, visit Kolomna weather in April.
September and May exhibit similar temperature ranges, with both months featuring minimums of -2°C (29°F), average temperatures around 13°C (55°F), and maximums peaking at 31°C (88°F). However, May tends to have higher precipitation levels, totaling 59 mm (2.3 in) over about 12 days, compared to September's 42 mm (1.6 in) over 8 days. Notably, September's humidity is significantly higher at 86%, while May's humidity is a more comfortable 73%. For a deeper look at May weather patterns, check out Kolomna weather in May.
September and June present notably different weather patterns. In September, temperatures can dip as low as -2°C (29°F) at night, with daytime highs averaging around 13°C (55°F) and peaking at 31°C (88°F). September also experiences a higher humidity level at 86% and receives 42 mm (1.6 in) of precipitation over about 8 days. In contrast, June offers milder conditions with minimum temperatures around 3°C (37°F) and an average of 18°C (64°F), reaching maximums of up to 35°C (95°F). The month is wetter overall, with 70 mm (2.7 in) of precipitation spread across 11 days, but the humidity is lower at 74%. For a more detailed look at June weather, you can visit Kolomna weather in June.
In comparing the weather patterns of September and July, we can see distinct differences in temperature and precipitation. September experiences a broader range of temperatures, with minimums dipping to -2°C (29°F) and maximums reaching 31°C (88°F), while the average temperature settles around 13°C (55°F). In contrast, July boasts milder conditions with minimums at 8°C (46°F), maximums of 33°C (92°F), and an average temperature of 19°C (67°F). Additionally, July sees more precipitation, totaling 75 mm (3.0 in) over about 14 days, compared to September's 42 mm (1.6 in) over 8 days. The humidity is also slightly higher in September at 86%, compared to July's 78%. For more insights into the weather specifics of July, you can check out Kolomna weather in July.
In September, temperatures vary more significantly, ranging from a chilly -2°C (29°F) at night to a warm 31°C (88°F) during the day, while the average temperature settles at around 13°C (55°F). In comparison, August enjoys milder temperatures, with minimums of 5°C (42°F), daily averages of 18°C (65°F), and a maximum of 32°C (90°F). Additionally, September sees slightly more precipitation at 42 mm (1.6 in) over 8 days, whereas August has 49 mm (1.9 in) over 9 days. The humidity in September is noticeably higher at 86%, compared to August's 75%. For a detailed look at August weather, visit Kolomna weather in August.
September and October present a notable shift in weather characteristics. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 31°C (88°F), with an average of 13°C (55°F). The month experiences relatively moderate rainfall of 42 mm (1.6 in) over about 8 days, alongside a high humidity level of 86%. Conversely, October brings a cooler climate, with temperatures dipping slightly lower, featuring a minimum of -3°C (26°F) and a maximum of 21°C (69°F), averaging at 7°C (45°F). Precipitation increases to 53 mm (2.1 in) over 11 days, accompanied by a slight uptick in humidity to 90%. For detailed insights into October weather, check Kolomna weather in October.
September weather in Kolomna features a much warmer climate, with average temperatures around 13°C (55°F) and highs reaching as high as 31°C (88°F). This month experiences relatively moderate precipitation, totaling 42 mm (1.6 in) over about 8 days, accompanied by a humidity level of 86%. In contrast, November brings a significant drop in temperatures, with average highs only reaching 13°C (56°F) and lows plummeting to -14°C (7°F). Although precipitation is slightly lower at 38 mm (1.5 in), it occurs over more days, totaling around 10. The humidity in November also increases to a notable 95%, creating a much chillier and damp atmosphere. For more details, visit Kolomna weather in November.
September and December present stark contrasts in weather. September enjoys a broad temperature range, with minimums around -2°C (29°F) and maximums reaching 31°C (88°F), leading to an average of 13°C (55°F). The month sees moderate precipitation of 42 mm (1.6 in) across about 8 days, accompanied by a relatively high humidity of 86%. In contrast, December's temperatures plummet, with minimums hitting -24°C (-11°F) and a much colder average of -4°C (25°F), peaking at just 9°C (48°F). This winter month experiences higher precipitation at 59 mm (2.3 in) spread over 13 days, along with increased humidity at 92%. For more detailed information, check out Kolomna weather in December.
As September unfolds in Kolomna, the weather presents a striking transition from the summer warmth to the cooler embrace of autumn. With maximum temperatures still reaching a pleasant 31°C, the month starts with the lingering heat of summer, but quickly gives way to a much cooler average of 13°C. This shift is complemented by an increase in humidity and precipitation, marking a departure from the dryness of summer months. The rainfall, occurring over eight days, ensures that the landscape begins to reflect the vibrant colors of fall. For a deeper understanding of how September weather fits into the broader climate patterns of the region, explore Kolomna Climate.