October Weather in Sapporo, Japan

Last updated: August 21, 2025

Experience the captivating October weather in Sapporo, Japan, where the transition from warm to cool is palpable. With maximum temperatures reaching 24°C (76°F) and an average of 11°C (52°F), the month offers a refreshing chill, especially as nighttime lows can dip to -1°C (30°F). Prepare for frequent rainfall, totaling around 120 mm (4.7 in) over approximately 17 days, contributing to Sapporo's lush autumn scenery. Coupled with a humidity level of 83%, this atmospheric blend not only enhances the vibrant colors of the fall foliage but also invites you to indulge in cozy indoor activities. Enjoy the unique charm that October brings to this Northern Japanese city!

October Temperature in Sapporo

In October, Sapporo experiences a striking transition as the lingering warmth of autumn begins to wane. With minimum temperatures dipping to around -1°C (30°F) and averages settling at 11°C (52°F), the city starts shifting from the mild conditions of September to the chillier embrace of winter. Daytime highs can reach up to 24°C (76°F), offering a pleasant contrast that invites outdoor activities against the backdrop of vibrant fall foliage. This month marks a pivotal change, where the air is crisp and refreshing, hinting at the impending winter chill, as Sapporo prepares for the frosty embrace of November.

October Weather in Sapporo: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sapporo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sapporo, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec212232415359686963513926
Data source: Temperature data for Sapporo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Sapporo

In October, Sapporo experiences a notable surge in precipitation, averaging 120 mm (4.7 in) across 17 days of rain, contributing to the city's vibrant autumn scenery. This increase follows September's downpour of 126 mm, setting the stage for a wet transition into the colder months. Interestingly, October marks a shift toward heavier rain after a string of relatively milder months, such as July and August, which also see significant rainfall but with fewer rainy days. As the leaves change color, the rainfall not only nourishes the landscape but also signals the approach of winter, making it a pivotal month in Sapporo's climatic calendar.

October Precipitation Trends in Sapporo

The chart displays monthly precipitation patterns in Sapporo, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Sapporo, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec566386879412311318312612011779
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Sapporo

In October, Sapporo experiences a moderate humidity level of 83%, offering a refreshing shift as the city transitions from the peak of summer. Throughout the year, humidity begins its climb from the chilly 84% in January to a sweltering 95% in August, creating a palpable contrast between the seasons. Following the height of summer, September sees a dip to 88%, signaling the onset of autumn. October's humidity remains consistent with the previous months, embodying a comfortable balance that prepares the region for the cooler, drier air of November, which drops to 79%. This trend reflects Sapporo's distinct seasonal rhythm, showcasing the beauty of its fluctuating climate.

October Average Humidity in Sapporo

This chart illustrates the average monthly humidity levels in Sapporo, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sapporo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%81%81%86%87%93%95%88%83%79%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sapporo

As October rolls in Sapporo, Japan, the UV Index drops to a moderate level of 5, marking a shift from the intense levels experienced in the summer months. While May through September boast very high ratings, prompting quick burn times of just 15 minutes, October allows for a more leisurely 30 minutes of sun exposure before the risk of burning increases. This trend towards lower UV levels continues into November, settling back to a moderate 3 before winter ushers in the long, low-index months of December and January. So, while October brings a respite from the summer sun’s potency, it's still wise to stay informed about daily UV conditions. For detailed information, check out the Sapporo UV Index to make the most of your outdoor plans!

Maximum UV Index Levels in Sapporo for October

The chart shows the monthly maximum UV Index (UVI) for Sapporo in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Sapporo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367999108532
Data source: Sapporo October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

October Sunshine in Sapporo

October in Sapporo, Japan, unfolds as a captivating transition from the sun-kissed days of summer to the crisp embrace of autumn. With 234 hours of sunlight, it marks a significant drop from the vibrant 321 hours of July, yet still glows brighter than the gloomy November ahead. This month typically witnesses a delightful balance, as days gradually shorten and the vibrant foliage of Hokkaido attracts both locals and tourists alike. The trend in sunlight hours reflects a steady decrease from the summer zenith, but October's warm rays provide the perfect backdrop for savoring the beauty of changing leaves and the onset of seasonal festivities. As the autumn chill creeps in, Sapporo’s October remains a cherished chapter in the region's annual sunlight saga.

Monthly Sunshine Duration in Sapporo: October Highlighted

The October sunshine duration represents the total number of hours Sapporo experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec133h189h243h287h309h297h321h292h269h234h177h163h
Data source: Sapporo October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sapporo During October

In October, Sapporo experiences a 32% chance of sunny weather, which aligns closely with the overall trend seen in the months surrounding it. Following the transitional phase of September, where the sun shines 32% of the time, October maintains this same likelihood, suggesting a somewhat consistent shift towards autumnal weather. Notably, this percentage is quite favorable compared to the colder winter months, like January and February, when sunny days drop significantly to just 29% and 25%, respectively. While October isn't the sunniest month in Sapporo, it offers a reliable chance for those seeking to enjoy the vibrant autumn scenery under clear skies.

Percentage of Sunny Days in October in Sapporo

The chart illustrates the percentage of sunny days in Sapporo throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Sapporo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%25%35%40%24%42%39%28%32%32%35%32%
Data source: Sapporo October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sapporo in October

As October unfolds in Sapporo, Japan, the daylight duration gently contracts to 11 hours, marking the transition into the cozy embrace of autumn. After basking in longer days throughout the summer months, where June peaked at 15 hours of sunlight, residents begin to feel the shift as daylight diminishes. Following the vibrant brightness of May and June, October's sunlight gradually gives way to the shorter days of November, which also features only 9 hours of daylight. This steady decline reflects the deepening of autumn, setting the stage for the season's crisp air and stunning fall foliage. The rhythmic ebb and flow of daylight in Sapporo reminds us of nature's cycles, painting each month with its distinct character.

Average Daylight Hours in Sapporo for October

The chart illustrates the variation in daylight duration in Sapporo throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 30m11h 56m13h 24m14h 39m15h 17m14h 58m13h 52m12h 28m11h9h 43m9h 2m
Data source: Sapporo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Sapporo

As October blows into Sapporo, a gentle shift in the wind can be felt, with average speeds reaching 2.6 m/s (6 mph). While the months leading up to this point have seen somewhat consistent breezes, October marks a subtle uptick from the summer's languid 2.3 m/s (5 mph), signaling a transition into the crispness of autumn. This slight increase complements the stunning fall foliage, enhancing the city's charm as it transforms into a canvas of vibrant colors. Notably, the wind picks up again in November, returning to 2.9 m/s (7 mph), suggesting that as the year winds down, Sapporo’s breezes carry with them the whispers of approaching winter.

Average October Wind Speed in Sapporo

The chart displays monthly wind speed patterns in Sapporo, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.12.93.32.92.32.42.32.52.6 m/s2.93.0
Data source: Sapporo October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Sapporo Compares to Other Months

Weather in Sapporo varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sapporo, focusing on differences in temperature, rainfall, humidity, and UV levels.

October and January present stark contrasts in weather conditions. In October, temperatures range from a minimum of -1°C (30°F) to a maximum of 24°C (76°F), with an average of 11°C (52°F). This month also sees significant rainfall, accumulating to 120 mm (4.7 in) over 17 days, paired with high humidity at 83%. In comparison, January experiences much colder temperatures, with a minimum of -19°C (-2°F) and a maximum of just 4°C (40°F), averaging -6°C (21°F). Precipitation decreases to 56 mm (2.2 in) over 13 days, and humidity remains slightly elevated at 84%. For more detailed information about January weather, you can check out Sapporo weather in January.

October and February present stark contrasts in weather. In October, temperatures range from a mild minimum of -1°C (30°F) to a comfortable maximum of 24°C (76°F), with an average of 11°C (52°F). The month sees significant precipitation at 120 mm (4.7 in) over about 17 days, coupled with high humidity at 83%. In contrast, February experiences much colder conditions, with temperatures plummeting to a minimum of -17°C (2°F) and a maximum of just 5°C (42°F), resulting in an average of -5°C (23°F). Although February has less overall precipitation at 63 mm (2.5 in) spread across 18 days, the chilly air maintains the same humidity level of 83%. For more detailed insights on February weather, you can visit Sapporo weather in February.

In October, the weather in Sapporo experiences a mild transition into autumn, with average temperatures ranging from a chilly minimum of -1°C (30°F) to a pleasant maximum of 24°C (76°F). The month sees around 120 mm (4.7 in) of precipitation over approximately 17 days, along with relatively high humidity at 83%. In contrast, March brings much colder conditions, where temperatures typically range from a minimum of -13°C (9°F) to a maximum of 14°C (58°F), with an average of 0°C (32°F). Precipitation drops to 86 mm (3.4 in) across about 14 days, and humidity remains similar at 81%. For those curious about the specifics of March weather, additional details can be found here: Sapporo weather in March.

When comparing the weather in October and April, one can observe notable differences in temperature and precipitation. In October, temperatures range from a chilly min of -1°C (30°F) to a warmer max of 24°C (76°F), with an average of 11°C (52°F). The month experiences significant precipitation, totaling 120 mm (4.7 in) over about 17 days, accompanied by high humidity at 83%. In contrast, April presents cooler temperatures, with minimums dipping to -6°C (21°F) and maximums reaching 20°C (69°F), averaging around 5°C (41°F). This month also sees less rainfall, accumulating 87 mm (3.4 in) over 13 days, while maintaining a slightly lower humidity at 81%. For more detailed information on the weather trends, you can check Sapporo weather in April.

In October, the weather tends to be cooler, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 24°C (76°F), while May offers a milder climate, with temperatures varying from 2°C (36°F) to 30°C (87°F). October sees higher precipitation levels, averaging 120 mm (4.7 in) over 17 days, compared to May's 94 mm (3.7 in) spread over just 12 days. Additionally, October has a relatively high humidity level of 83%, making it feel cooler, while May's humidity is slightly lower at 86%. For a more detailed overview of May weather, you can visit Sapporo weather in May.

October and June present contrasting weather patterns. In October, temperatures can dip as low as -1°C (30°F), while average highs reach only 24°C (76°F). The month is marked by significantly higher humidity at 83% and experiences around 120 mm (4.7 in) of precipitation over 17 days. In contrast, June tends to be milder with a minimum temperature of 6°C (42°F) and a maximum of 26°C (80°F). Although June has slightly higher rainfall at 123 mm (4.8 in), it sees fewer rainy days, totaling just 12, and the humidity is slightly higher at 87%. For more details on the weather in June, visit Sapporo weather in June.

In comparing the weather of October and July, there are notable differences in temperature and humidity. October experiences cooler temperatures, with a minimum of -1°C (30°F) and an average of 11°C (52°F), while July offers a warmer minimum of 9°C (49°F) and an average of 20°C (68°F). The maximum temperature in July can reach up to 31°C (88°F), compared to a milder maximum of 24°C (76°F) in October. Additionally, both months have a significant amount of precipitation, with October receiving 120 mm (4.7 inches) over 17 days and July close behind with 113 mm (4.5 inches) over just 12 days. Humidity levels are also higher in July at 93%, compared to 83% in October. For more detailed information, you can check out Sapporo weather in July.

October weather is noticeably cooler than August, featuring a minimum temperature that can dip as low as -1°C (30°F), while averaging around 11°C (52°F) during the day. In contrast, August boasts much warmer temperatures, with a minimum of 10°C (51°F) and an average high of 31°C (88°F). Precipitation levels are higher in August at 183 mm (7.2 in) over 14 days, compared to October's 120 mm (4.7 in) spread over 17 days. Humidity is also greater in August at 95%, compared to October's 83%. For more detailed information on August weather, you can check Sapporo weather in August.

In comparing the weather of October and September, October presents a notable shift toward cooler temperatures, with a minimum of -1°C (30°F) and an average of 11°C (52°F), compared to September's milder minimum of 4°C (40°F) and average of 17°C (63°F). While both months experience significant precipitation, October has a total of 120 mm (4.7 in) over 17 days, slightly less than September's 126 mm (5.0 in) across 14 days. Additionally, humidity remains high in both months, with October at 83% and September even more pronounced at 88%. For a more detailed look at September's weather, you can visit Sapporo weather in September.

October weather features a wider temperature range, with minimums around -1°C (30°F) and maximums reaching up to 24°C (76°F). The average temperature settles at a comfortable 11°C (52°F), though the month sees about 120 mm (4.7 in) of rain over 17 days, accompanied by high humidity at 83%. In contrast, November ushers in cooler temperatures, with minimums dropping to -8°C (18°F) and a colder average of 4°C (39°F). Although the maximum temperature can still reach 17°C (62°F), this month experiences slightly less precipitation at 117 mm (4.6 in) over 20 days, and humidity is a bit lower at 79%. For more details, you can check this link: Sapporo weather in November.

October weather presents a more temperate climate with average temperatures ranging from a chilly min of -1°C (30°F) to a pleasant max of 24°C (76°F), while December ushers in much colder conditions with temperatures plummeting to a minimum of -15°C (6°F) and an average of -3°C (26°F). The fall month of October experiences higher precipitation levels at 120 mm (4.7 in) over 17 days, compared to December's 78 mm (3.1 in) spread over 22 days. Humidity levels are similar, with October slightly higher at 83% and December at 80%. This stark contrast in temperature and weather patterns highlights the transition from autumn to winter. For more details on December weather, check out Sapporo weather in December.

Compare Sapporo's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Sapporo

As October arrives in Sapporo, the city experiences a noticeable shift in weather, marked by a crisp chill that signals the onset of autumn. Daily temperatures can vary dramatically, swinging from refreshing highs to frosty lows, making it a month of contrasts unlike any other. With average humidity levels hovering around 83% and precipitation occurring on 17 days, October often feels more damp compared to the drier summer months. While vibrant fall foliage paints the landscape, the combination of cooler air and increased rainfall invites residents and visitors alike to enjoy cozy indoor activities. For a deeper dive into seasonal weather patterns, check out Sapporo Climate.