Last updated: August 27, 2025
October in Saint Petersburg brings a distinct chill, with temperatures ranging from a maximum of 17°C (63°F) to a brisk minimum of -4°C (25°F). The average temperature settles around 7°C (44°F), catering to the autumnal mood of the city. Expect frequent rain, as precipitation totals hit 86 mm (3.4 in) across approximately 16 wet days, contributing to a humidity level that lingers at a high 93%. As foliage transforms and days grow shorter, the city presents a captivating yet cool atmosphere, perfect for experiencing the unique charm of its autumn landscapes.
In October, Saint Petersburg begins to embrace the chill of autumn, with temperatures steadily dipping from the mild warmth of September. The month opens with minimum temperatures averaging around -4°C (25°F), while the average high reaches a comfortable 17°C (63°F), showcasing a clear transition into the cooler season. As the leaves change and the days shorten, the city's temperatures reflect this shift, moving from the vibrant energy of summer to a more subdued fall atmosphere. It's a time where the crisp air invites cozy sweaters and warm drinks, signaling the approach of winter. As October progresses, the average temperature settles at around 7°C (44°F), illustrating a steady decline as the city gears up for the harsher months ahead.
October in Saint Petersburg marks a transition into the heart of autumn, showcasing notable changes in precipitation patterns. With an average rainfall of 86 mm (3.4 in) spread over 16 days, October stands out as one of the wetter months of the year, reflecting a steady increase from September's 76 mm (3.0 in). This rising trend is indicative of the region's shifting climate, as cooler temperatures invite more frequent rain. Indeed, the month bridges the abundant soakings of late summer and the drier, yet still unpredictable, onset of winter. As leaves fall and the air turns crisp, residents can expect a mix of tranquil rains and brisk, breezy days, capturing the essence of autumn in this historic city.
In October, Saint Petersburg experiences a humidity level of 93%, marking a slight increase from September's 90%. This pattern of elevated humidity ushers in the transition to winter, following the gradually declining humidity from spring, where levels dipped to 74% in May. The city's climate showcases a consistent trend of high humidity, particularly in the colder months, as it hovers between 91% and 97% from January to April, before dropping slightly in the summer. As autumn unfolds, the lingering moisture serves as a reminder of the city's maritime climate, enveloping it in a brisk, damp atmosphere that characterizes this vibrant Russian locale.
As October rolls into Saint Petersburg, the UV Index drops to 2, placing it in the low exposure category. With a burn time of 45 minutes, residents and visitors can enjoy outdoor activities without much concern for sun damage. This marks a shift from the higher indices of summer, where June and July peak at 7, indicating high exposure and a short burn time of just 25 minutes. As autumn progresses, the UV levels gradually decline, highlighting a trend towards milder sun intensity; September's UV Index of 4 gives way to October's gentler rays. For more detailed insights on UV exposure throughout the year, check out Saint Petersburg UV Index.
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In October, Saint Petersburg begins to transition into the colder months, offering a moderate 189 hours of sunshine. This marks a notable decline from the sun-soaked days of summer, with June peaking at 469 hours and a steady decrease observed through the autumn months. The sunlit hours in October still provide a delightful respite from the impending winter gloom, framing the city’s vibrant fall foliage. While the sunshine wanes compared to earlier in the year, the crisp air and lower temperatures invite a charming atmosphere, making it a perfect time for cozy strolls through the enchanting streets of this historic city.
In October, Saint Petersburg experiences a 34% chance of sunny weather, marking a notable shift from the gloom of the earlier months. As the summer heat fades, the city transitions from the higher probabilities seen in June and July, which hover around 56% to 57%, down to 21% in September. This mid-autumn month strikes a balance, offering more sunshine than the chillier November and December, which plummet back to a mere 14% and 5% respectively. While October may not promise an abundance of bright days, it certainly offers a refreshing contrast to the gray skies of winter, allowing residents and visitors to enjoy a vibrant fall backdrop before the colder months set in.
As October graces Saint Petersburg, the city experiences a shift in daylight, with approximately 10 hours of sunlight each day. This marks a gentle descent from the radiant 17 hours of daylight enjoyed in the height of summer, illustrating the gradual transition into the shorter, cozier days of autumn. Following a vibrant September with 12 hours of light, October continues to diminish the sun's presence as the long nights of winter loom ahead. This trend not only reflects the changing seasons but also sets the stage for the exceptional winter atmosphere that Saint Petersburg is known for, inviting residents and visitors alike to savor the unique charm of the city's autumn hues.
As October arrives in Saint Petersburg, a noticeable shift in the winds heralds the onset of autumn. The average wind speed picks up to 5.3 m/s (12 mph), marking an increase from the preceding months and establishing a trend that continues into November. This uptick suggests a briskness in the air, invigorating the vibrant city as it begins to shed the warmth of summer. Notably, October is also the month when winds begin to outpace those of earlier weeks, reflecting a natural rhythm as the landscape transitions to a cooler embrace. The windswept streets and rustling leaves create an atmosphere that captures the essence of Saint Petersburg’s enchanting fall season.
Weather in Saint Petersburg varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Saint Petersburg, focusing on differences in temperature, rainfall, humidity, and UV levels.
October weather in Saint Petersburg is characterized by milder temperatures, ranging from a minimum of -4°C (25°F) to a maximum of 17°C (63°F), with an average of 7°C (44°F). The month experiences considerable precipitation, totaling 86 mm (3.4 in) across about 16 days, alongside a humidity level of 93%. In contrast, January brings much colder conditions, with temperatures plunging to a minimum of -22°C (-7°F) and averaging -4°C (25°F), while rarely peaking above 7°C (44°F). Precipitation is less frequent in January, amounting to 40 mm (1.6 in) over 11 days, but humidity remains high at 97%. For more insights, you can check Saint Petersburg weather in January.
October and February offer starkly contrasting weather conditions in Saint Petersburg. In October, temperatures range from a minimum of -4°C (25°F) to a maximum of 17°C (63°F), with an average of 7°C (44°F). This month sees a considerable amount of precipitation, totaling 86 mm (3.4 in) over about 16 days, while humidity remains high at 93%. In contrast, February presents much colder temperatures, with a chilling minimum of -28°C (-17°F), an average of -4°C (24°F), and a maximum of only 6°C (43°F). While February experiences less precipitation—51 mm (2.0 in) over 14 days—humidity is similarly high at 94%. For a more detailed look at February's weather conditions, visit Saint Petersburg weather in February.
October and March present contrasting weather experiences. In October, temperatures range from a chilly -4°C (25°F) at night to a milder 17°C (63°F) during the day, with an average of around 7°C (44°F). The month sees a significant amount of precipitation, totaling 86 mm (3.4 in) over approximately 16 days, contributing to a high humidity level of 93%. In contrast, March is much colder, with minimum temperatures dropping to a bitter -23°C (-9°F) and a daytime maximum of 11°C (53°F), averaging -2°C (29°F). Although March has less precipitation at 52 mm (2.0 in), it still experiences around 12 rainy days, while humidity remains relatively high at 91%. For a detailed look at weather in Saint Petersburg during March, check out Saint Petersburg weather in March.
When comparing the weather in October and April, we notice some key differences in temperature and precipitation. In October, the average temperature is a mild 7°C (44°F), peaking at 17°C (63°F), while in April, the average temperature is slightly cooler at 4°C (39°F), with a maximum of 19°C (67°F). Interestingly, October experiences more precipitation, totaling 86 mm (3.4 in) over 16 days, compared to April's 51 mm (2.0 in) over just 11 days. Additionally, humidity is slightly higher in October at 93%, compared to April's 87%. This variance makes October feel more damp, whereas April, despite being cooler, tends to be a bit drier. For more specific details about April weather in Saint Petersburg, you can check out Saint Petersburg weather in April.
October and May showcase contrasting weather patterns in Saint Petersburg. In October, temperatures range from a chilly -4°C (25°F) at night to a mild 17°C (63°F) during the day, with an average temperature hovering around 7°C (44°F). The month is characterized by significant precipitation, totaling 86 mm (3.4 in) over 16 rainy days and high humidity at 93%. In contrast, May offers a more pleasant climate, with temperatures ranging from -2°C (29°F) at night to a warm 27°C (80°F) during the day, and an average of 10°C (50°F). The rainfall in May is considerably less, at 48 mm (1.9 in) over just 9 days, and the humidity dips to a more comfortable 74%. For more information on the weather in May, you can check Saint Petersburg weather in May.
When comparing the weather in October and June, the differences are quite striking. October experiences cooler temperatures, with a minimum of -4°C (25°F) and an average of 7°C (44°F), while June boasts a much warmer range, starting at 4°C (39°F) and averaging 16°C (62°F) and reaching a high of 33°C (92°F). Additionally, October is characterized by higher precipitation, with 86 mm (3.4 in) spread over 16 days, compared to June's 48 mm (1.9 in) over just 9 days. The humidity also varies significantly, peaking at a high of 93% in October, compared to 77% in June. For more details on the pleasant June climate, you can explore Saint Petersburg weather in June.
October and July present strikingly different weather patterns in Saint Petersburg. In July, temperatures range from a comfortable minimum of 8°C (48°F) to a warm maximum of 32°C (90°F), with an average of 18°C (65°F). This summer month also sees relatively low precipitation at 82 mm (3.2 in) over about 13 days, coupled with a humidity level of 83%. In contrast, October brings a notable chill, with temperatures dipping to a minimum of -4°C (25°F) and a maximum of 17°C (63°F), averaging just 7°C (44°F). The month is wetter, receiving 86 mm (3.4 in) of rain over around 16 days and higher humidity at 93%. For more insights on July's weather, check out Saint Petersburg weather in July.
In Saint Petersburg, October showcases a stark contrast to August. While August enjoys warmer temperatures, with a minimum of 8°C (47°F) and a maximum reaching 30°C (86°F), October's temperatures drop significantly, featuring a chilly minimum of -4°C (25°F) and a maximum of 17°C (63°F). Additionally, October experiences higher humidity at 93%, compared to August's 86%, contributing to a more damp and cool atmosphere. Precipitation levels are also noteworthy; October receives 86 mm (3.4 in) over 16 days, whereas August has 115 mm (4.5 in) of rainfall spread across 15 days. For more insights into August weather, check out Saint Petersburg weather in August.
In comparing the weather of October and September, October tends to be significantly cooler with a minimum temperature of -4°C (25°F) and an average of 7°C (44°F), contrasted with September's milder temperatures of 1°C (34°F) minimum and an average of 12°C (54°F). While September experiences warmer maximum temperatures peaking at 24°C (76°F), October's maximum reaches only 17°C (63°F), indicating a notable drop as the month progresses. Precipitation also increases slightly in October with 86 mm (3.4 in) over 16 days compared to September's 76 mm (3.0 in) over 14 days. Additionally, October displays higher humidity levels at 93% compared to September’s 90%, contributing to a chillier, damp feel in the air. For a detailed overview of September's weather, you can check Saint Petersburg weather in September.
October and November present a notable shift in weather, with October sporting milder temperatures ranging from a minimum of -4°C (25°F) to a maximum of 17°C (63°F) and an average of 7°C (44°F). The month experiences relatively high precipitation, totaling 86 mm (3.4 in) over 16 days and a humidity level of 93%. In contrast, November brings colder temperatures, with a minimum of -8°C (18°F), an average of 2°C (36°F), and a maximum of 10°C (51°F). The precipitation decreases to 55 mm (2.2 in) over 13 days, while humidity remains nearly constant at 92%. This shift signifies the transition into winter, making November noticeably chillier and less wet than its predecessor. For more details on November's weather, you can check Saint Petersburg weather in November.
October and December present distinctly different weather patterns in Saint Petersburg. In October, temperatures range from a chilly -4°C (25°F) to a milder 17°C (63°F), with an average temperature of 7°C (44°F). The month sees substantial precipitation, totaling 86 mm (3.4 in) over 16 days, accompanied by high humidity at 93%. In contrast, December plunges into colder conditions, with temperatures dipping between -21°C (-6°F) and a maximum of just 6°C (42°F), leading to an average of -2°C (28°F). Though precipitation decreases to 69 mm (2.7 in) across 17 days, humidity remains high at 94%. For more details on December weather, visit Saint Petersburg weather in December.
As October settles in Saint Petersburg, the city's weather transitions sharply from the milder, sunlit days of late summer to a more chilly and damp atmosphere. With an increase in precipitation and persistent humidity, the month sees an uptick in rainy days, showcasing a vibrant tapestry of autumn colors intertwined with overcast skies. This shift not only brings cooler temperatures but also a unique charm, inviting locals and visitors alike to explore the city's rich culture beneath its dramatic fall foliage. For a more in-depth understanding of how October fits into the city's yearly climate pattern, visit Saint Petersburg Climate.