Last updated: August 27, 2025
September in Vyborg, Russian Federation, presents a mild yet variable climate as the summer transitions into autumn. Average temperatures hover around 12°C (54°F), with the mercury occasionally peaking at a pleasant 23°C (74°F). However, chilly nights may drop to a brisk 1°C (34°F), reminding residents and visitors of the approaching cooler months. With 77 mm (3.0 in) of precipitation spread over 12 days, one can expect a fair share of rainy spells. The air carries a significant humidity level of 90%, enhancing the crisp autumn atmosphere and creating a unique vibe in this charming coastal city.
As September rolls in, Vyborg, Russian Federation, experiences a refreshing shift in temperatures, transitioning from the warmth of summer to the crispness of autumn. With minimum temperatures hovering around 1°C (34°F), the chill begins to settle in. The average temperature reaches a pleasant 12°C (54°F), making it an ideal time for outdoor activities amidst the changing foliage. As the days progress, the maximum temperatures can still climb up to 23°C (74°F), offering a last taste of summer warmth before the onset of colder months. This month serves as a delightful bridge, blending the lingering warmth of late summer with the serene coolness of autumn, inviting both locals and visitors to embrace the beauty of Vyborg's landscape as it transforms.
In September, Vyborg, Russian Federation, experiences a notable shift in weather patterns as the summer warmth begins to wane. With a precipitation amount of 77 mm (3.0 in), the month marks a jump from the drier summer months, reflecting a gradual increase in rainfall that continues into the fall. This precipitation occurs over approximately 12 days, ensuring that the region remains lush and vibrant. While September's rainfall is less than the peaks of August's 90 mm (3.5 in), it still significantly contributes to the total annual average, illustrating a trend toward wetter conditions as the year progresses. As the days grow shorter, Vyborg prepares for the crisp, rainy prospects of autumn, with October just around the corner presenting even heavier precipitation.
In September, Vyborg experiences a notable shift in humidity, reaching 90%, which is characteristic of the early autumn months. This increase from the summer lows of 75% in June and 77% in May marks a transition as the region shifts towards the wetter months ahead. Despite being lower than the peak humidity of 98% in January, September’s levels are still significantly high, continuing a trend observed from August's 84%. As the year progresses, humidity generally remains elevated, with values rarely dipping below 75%, illustrating Vyborg’s predominantly moist climate throughout the year. The gradual rise in humidity toward the end of summer hints at the cooler, more humid conditions that define the upcoming autumn and winter months.
In September, Vyborg experiences a moderate UV Index of 4, which marks a slight decline from the peak summer months. As the autumn season approaches, residents and visitors enjoy the beautiful transition in weather; however, it's essential to remain mindful of sun exposure, with a recommended burn time of 30 minutes. The consistent dip from the high indices of July and June indicates a shift towards safer sun exposure, yet it is still vital to protect your skin during outdoor activities. Embrace the changing season while staying informed about your UV risks. For more detailed insights, check out the Vyborg UV Index.
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In Vyborg, the transition into September brings a notable shift, with the city basking in 284 hours of sunshine, a significant dip from the sun-drenched heights of July and June, which both enjoyed over 480 hours. This month epitomizes the blend of late summer warmth and the onset of autumn, as daylight begins to wane compared to the lush sunshine of previous months. Despite this decrease, September still savors a commendable amount of sunlight when contrasted with the bleakness of the ensuing months, like November and December, where hours plummet to 95 and 28 respectively. As the days shorten and the air cools, Vyborg prepares for a colorful fall, gently transitioning from summer’s glow into autumn's embrace.
In Vyborg, Russian Federation, the likelihood of sunny weather shows a distinct seasonal pattern, with September experiencing a 21% chance of sunshine. This marks a notable decline from the more favorable conditions of summer months like July and June, which boast sunlight chances of 58% and 56%, respectively. As the year progresses, the probability of sunny days tapers off post-August, hinting at the impending autumn chill. Overall, while September still offers a glimmer of sunshine, it's a clear signal that the warmth of summer is gradually giving way to the cloudier days of fall.
As summer fades in Vyborg, September marks a gentle transition from the long, sunlit days of July and August, with daylight duration decreasing to 12 hours. This month acts as a bridge, where the vibrancy of summer slowly dims, offering a taste of the upcoming autumn. After basking in as much as 18 hours of daylight during the height of summer, residents and visitors alike experience a notable reduction in sunlight, a trend that continues into October, with daylight falling to 10 hours. September embodies a shift — a time to savor the warmth of lingering sunlight while preparing for the shorter, cooler days that define the Russian autumn.
In September, Vyborg experiences a gentle breeze with an average wind speed of 3.8 m/s (9 mph), marking a slight decrease from the bluster of August. This month often transitions the region into a cooler phase, as winds begin to pick up again in the following months. Throughout the year, wind speeds display intriguing fluctuations—starting at 3.4 m/s (8 mph) in January, rising to a peak in October at 5.1 m/s (11 mph). Notably, September's wind speed sits comfortably in the middle tier, showing more stability compared to the summer's occasional stronger gusts. As autumn approaches, Vyborg's winds signal a blend of lingering warmth and the crisp anticipation of the colder months ahead.
Weather in Vyborg varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Vyborg, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly contrasting weather conditions. In September, temperatures range from a chilly 1°C (34°F) at night to a pleasant 23°C (74°F) during the day, with an average of 12°C (54°F). The month typically sees about 77 mm (3.0 in) of rainfall over 12 days, contributing to a high humidity of 90%. In contrast, January experiences much harsher conditions, with temperatures plunging as low as -24°C (-11°F), averaging -4°C (25°F), and peaking at just 7°C (44°F). Despite having lower total precipitation at 52 mm (2.0 in) over 13 days, January's humidity soars to 98%, adding to the biting cold. For more details, you can check Vyborg weather in January.
When comparing the weather in September and February, notable differences emerge. September enjoys milder temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 23°C (74°F), with an average of 12°C (54°F). In contrast, February is characterized by harsh cold, where temperatures can plummet to a minimum of -29°C (-20°F) and only reach a maximum of 6°C (42°F), averaging at -5°C (24°F). Precipitation is slightly higher in September at 77 mm (3.0 in) compared to February's 60 mm (2.4 in), although both months experience precipitation on about 12 days. Additionally, humidity levels are markedly high in both months, peaking at 90% in September and 96% in February. For a deeper look into February's conditions, you can visit Vyborg weather in February.
In September, temperatures range from a chilly 1°C (34°F) to a warm 23°C (74°F), with an average of 12°C (54°F). This month experiences 77 mm (3.0 in) of precipitation over approximately 12 days and has a relatively high humidity of 90%. In contrast, March sees much colder temperatures, with a minimum of -24°C (-11°F) and a maximum of 9°C (48°F), averaging around -2°C (29°F). Although it has less precipitation at 52 mm (2.1 in) over the same number of days, humidity remains high at 93%. For more detailed information, check out Vyborg weather in March.
September and April present contrasting weather conditions, with September boasting milder temperatures and higher humidity. In September, temperatures range from a minimum of 1°C (34°F) to a pleasant max of 23°C (74°F), accompanied by average precipitation of 77 mm (3.0 in) over approximately 12 days. Conversely, April experiences cooler overall temperatures, with a minimum of -15°C (5°F) and a maximum of 20°C (68°F), as well as less precipitation at 47 mm (1.9 in) spread across 11 days. Despite slightly lower humidity in April at 88%, the chill in the air marks a significant shift compared to the warmer, more humid September weather. For more detailed insights, check Vyborg weather in April.
When comparing the weather in September and May, several notable differences emerge. September boasts milder temperatures, with a minimum of 1°C (34°F) and a maximum of 23°C (74°F), while the month averages around 12°C (54°F). In contrast, May starts off on the cooler side, with temperatures ranging from -3°C (27°F) at night to a warm 27°C (81°F) during the day, averaging 10°C (50°F). Precipitation levels also differ, with September experiencing more rainfall at 77 mm (3.0 in) across 12 days compared to May's 48 mm (1.9 in) over 10 days. Additionally, humidity is higher in September at 90%, compared to 77% in May, making September feel more damp and lush. For a closer look at the conditions you can expect, check out Vyborg weather in May.
When comparing the weather in September and June, we observe notable differences in temperature and precipitation. September sees cooler temperatures, with a minimum of 1°C (34°F) and an average of 12°C (54°F), peaking at 23°C (74°F). In contrast, June experiences warmer conditions, with a minimum of 2°C (36°F), an average of 16°C (61°F), and a maximum of 31°C (87°F). Precipitation also varies, with September receiving 77 mm (3.0 in) over 12 days, while June has less rainfall at 49 mm (1.9 in) across just 9 days. Additionally, humidity levels are higher in September at 90%, compared to 75% in June, making September feel more damp. For more detailed insights, check out Vyborg weather in June.
In September, temperatures begin to dip, with a minimum of 1°C and an average of 12°C, peaking at 23°C, while July experiences warmer days, featuring a minimum of 7°C and an average of 18°C, soaring to a maximum of 31°C. The precipitation levels in September are slightly higher at 77 mm over 12 days compared to July’s 70 mm over 11 days, indicating a wetter transition into autumn. Additionally, September's humidity is higher at 90%, contrasting with July's 82%, contributing to a more muggy feeling in the early fall. For a more detailed look at July's weather patterns in Vyborg, you can check out Vyborg weather in July.
September weather shows a notable shift compared to August, with lower minimum and average temperatures. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 23°C (74°F), while August enjoys significantly warmer conditions with a minimum of 7°C (45°F) and a maximum of 30°C (86°F). Additionally, September experiences slightly more precipitation, totaling 77 mm (3.0 in) over 12 days, compared to August's 90 mm (3.5 in) over 15 days. Humidity levels are also higher in September at 90%, compared to 84% in August, indicating a more humid feel as the season transitions. For a more detailed look at August weather in Vyborg, check out Vyborg weather in August.
September's weather features warmer temperatures, with a minimum of 1°C (34°F) and an average high of 23°C (74°F), making it a more pleasant month overall. In contrast, October sees a significant drop in temperatures, with lows reaching -4°C (25°F) and average highs at only 17°C (63°F). Additionally, October experiences slightly more precipitation, totaling 85 mm (3.4 in) over 14 days, compared to September's 77 mm (3.0 in) over 12 days. Humidity also increases in October, reaching 93% compared to September's 90%. For a detailed look at October weather, check out Vyborg weather in October.
In September, the weather is relatively mild with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 23°C (74°F), averaging around 12°C (54°F). The month experiences considerable precipitation, totaling 77 mm (3.0 in) over about 12 days, combined with a high humidity level of 90%. In contrast, November brings a stark shift in conditions, with temperatures dropping significantly; the minimum reaches -9°C (16°F) and the average temperature falls to 2°C (37°F), while the maximum only reaches 12°C (53°F). Although precipitation is slightly lower at 60 mm (2.4 in) over 13 days, the humidity increases to 93%. For more specifics on November's weather in Vyborg, you can visit Vyborg weather in November.
September and December present strikingly different weather conditions. In September, temperatures range from a mild minimum of 1°C (34°F) to a warm maximum of 23°C (74°F), while average temperatures hover around 12°C (54°F). The month experiences about 77 mm (3.0 in) of precipitation over 12 days, coupled with a high humidity level of 90%. In contrast, December is much colder, featuring minimum temperatures plummeting to -19°C (-2°F) and maximums only reaching 6°C (43°F), with an average temperature of -2°C (28°F). Precipitation increases slightly to 82 mm (3.2 in) over 16 days, and humidity rises to 95%. For more detailed information about December weather in Vyborg, check out Vyborg weather in December.
As summer fades, September in Vyborg welcomes a noticeable transition in weather that sets it apart from the warmer months. While the temperatures begin to cool and average around a moderate 12°C, the month still presents the occasional warm day, allowing for fleeting glimpses of summer's warmth. With an increase in precipitation and a heightened humidity level, the days can often feel more pronounced in their chilliness compared to the preceding months. The rain may come in waves, contributing to a vibrant and lush landscape, making September a month of change and reflection. For a deeper understanding of this enchanting climate, visit Vyborg Climate.