January Weather in Kushiro, Japan

Last updated: August 21, 2025

January in Kushiro, Japan, offers a captivating winter experience marked by temperatures that range from a maximum of 7°C (45°F) to a chilly minimum of -14°C (7°F), with an average hovering around -4°C (26°F). This month sees 44 mm (1.7 in) of precipitation over 6 days, creating a stunning winter landscape enhanced by an average humidity level of 84%. Whether you're bracing against the cold or enjoying the serene beauty of snow-covered scenery, January in Kushiro is a month of breathtaking contrasts.

January Temperature in Kushiro

In January, Kushiro, Japan, experiences a chilly embrace, with temperatures dipping to a brisk -14°C (7°F) at night and peaking at a mere 7°C (45°F) during the day. Averaging around -4°C (26°F), this month stands as the heart of winter, characterized by dramatic cold spells. As winter lingers, February continues the trend, with even lower nighttime lows of -18°C (-1°F), while daytime highs barely climb above freezing. Fortunately, March hints at a gradual transition, as temperatures begin to rise, with daily averages inching up to 1°C (33°F). This slow thaw paves the way for the arrival of spring in April, when average temperatures finally breach the positive spectrum, signaling a shift toward milder weather. Overall, January serves as a true winter highlight, foreshadowing the gradual warming that follows in the coming months.

January Weather in Kushiro: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Kushiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kushiro, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec262533404854616562544432
Data source: Temperature data for Kushiro 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.

January Precipitation in Kushiro

In January, Kushiro, Japan, experiences moderate precipitation, accumulating 44 mm (1.7 in) over approximately six days. This sets the stage for a comparatively dry start to the year, with February following closely at 39 mm (1.5 in) but maintaining the same frequency of rainfall. As winter transitions into spring, the precipitation amounts begin to rise significantly, notably in March, which sees a jump to 90 mm (3.5 in) over nine days. The trend continues into the warmer months, with precipitation peaking in August at 134 mm (5.3 in) and a busy 12 days of rain. This pattern reveals a clear increase in precipitation as the seasons change, illustrating Kushiro's shift from chilly, drier winters to the wetter, more humid summers that characterize the region.

January Precipitation Trends in Kushiro

The chart displays monthly precipitation patterns in Kushiro, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Kushiro, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4439907393921011341051717356
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Kushiro

In Kushiro, Japan, January experiences a notable humidity level of 84%, setting the stage for a generally wet winter. This high humidity remains relatively stable through February and March, both recording 83%. As spring approaches in April, the humidity maintains this pace before surging to 86% in May, hinting at the impending warmth of summer. The months of June through August showcase a steady climb, peaking at an impressive 96% in August, creating a lush and vibrant atmosphere. As autumn sets in, humidity levels gradually decline, concluding the year with relatively lower levels in November and December at 80% and 79%, respectively. Overall, Kushiro’s humidity trends reflect a clear seasonal pattern, transitioning from the dampness of winter to the almost tropical conditions of summer.

January Average Humidity in Kushiro

This chart illustrates the average monthly humidity levels in Kushiro, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Kushiro is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%83%86%88%93%96%89%83%80%79%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Kushiro

In Kushiro, Japan, January boasts a low UV Index of 2, allowing for a leisurely outdoor experience without much concern for sunburn, as you can enjoy approximately 45 minutes of exposure before harm may occur. However, as winter transitions to spring, the UV Index gradually rises, reaching 3 in February and 5 by March, indicating a moderate risk that warrants some caution. The real shift happens in April, when the sun's rays intensify to a very high category of 8, significantly reducing safe exposure time to just 15 minutes. This trend of escalating UV levels continues through the summer months, peaking at 10 in July before tapering off in the fall with a return to 3 in November and finally to 2 in December. With these fluctuations, residents and visitors should stay informed to protect themselves while enjoying the scenic beauty of Kushiro. For more detailed insights, check out the Kushiro UV Index.

Maximum UV Index Levels in Kushiro for January

The chart shows the monthly maximum UV Index (UVI) for Kushiro in January, 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 January, the maximum UV index in Kushiro typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2358891098532
Data source: Kushiro January 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.

January Sunshine in Kushiro

In Kushiro, Japan, January marks the beginning of a gradual increase in sunshine hours, offering 169 hours of light to chase away the winter gloom. As the days stretch into February, this figure rises to 219 hours, hinting at the approaching spring. The trend continues upward through March and April, with sunshine hours soaring to 257 and 279 respectively. By May, the region basks in a delightful 294 hours of sunlight, showcasing the peak of the season. However, as summer gives way to fall, a subtle decline begins, with hours dipping slightly in June and July before transitioning into a gradual decrease through the months. By December, Kushiro greets the year’s end with 213 hours, reflecting the sweet ebb and flow of daylight that characterizes this vibrant locale throughout the year.

Monthly Sunshine Duration in Kushiro: January Highlighted

The January sunshine duration represents the total number of hours Kushiro experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec169h219h257h279h294h281h276h248h246h226h202h213h
Data source: Kushiro January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kushiro During January

In Kushiro, Japan, January stands out with a 51% chance of sunny weather, making it one of the brighter months in the year. This positive trend is complemented by a gradual increase in sunshine as the year progresses, with December leading with a 58% likelihood of sunny days, followed closely by November at 52%. As winter gives way to spring, the chances of sunlight dip in February and March before reaching their lowest point in the summer months, where July sees only a 14% likelihood. Overall, January’s sunshine offers a refreshing start to the year, inviting residents and visitors alike to enjoy the crisp winter brightness before the clouds deepen in the following months.

Percentage of Sunny Days in January in Kushiro

The chart illustrates the percentage of sunny days in Kushiro throughout the year, with January 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 Kushiro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%42%40%27%33%14%27%35%42%52%58%
Data source: Kushiro January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kushiro in January

In Kushiro, Japan, January marks the beginning of the year with only 9 hours of daylight, a gradual reminder of winter's grip. As the months progress, daylight slowly increases, reaching 10 hours in February and 11 hours in March, heralding the arrival of spring. This gradual rise culminates in April and May, when the sun shines for 13 and 14 hours, respectively, bathing the landscape in warmth and light. However, the sunshine begins to wane again as summer transitions into fall, with July bringing 14 hours of daylight followed by a gentle decline to 12 hours by September. As the year winds down, Kushiro returns to its winter rhythm, with daylight dropping back to 9 hours in both November and December. This cyclical pattern of daylight reflects the dynamic seasons of this unique region, where nature's rhythms are vividly showcased.

Average Daylight Hours in Kushiro for January

The chart illustrates the variation in daylight duration in Kushiro throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 30m11h 56m13h 24m14h 38m15h 17m14h 58m13h 52m12h 28m11h9h 43m9h 3m
Data source: Kushiro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Kushiro

In Kushiro, Japan, the January winds usher in the year with an average speed of 5.2 m/s (12 mph), setting the stage for a month where chilly breezes herald winter's grip. As the season progresses into February, the winds pick up slightly to 5.6 m/s (13 mph), before tapering off in March. Interestingly, the wind speeds remain steady at 5.4 m/s (12 mph) in March and again in April, showcasing a brief consistency before entering the milder spring months. May marks a noticeable decline to 4.2 m/s (9 mph), signaling the transition to warmer weather, as July brings the calmest conditions with winds dropping to 2.9 m/s (6 mph). However, as autumn approaches, an ascent begins again, peaking in November at 5.8 m/s (13 mph) before finally settling at 5.4 m/s (12 mph) in December. This cyclical pattern highlights the interplay between seasonal shifts and wind activity, painting a vivid picture of Kushiro’s dynamic climate.

Average January Wind Speed in Kushiro

The chart displays monthly wind speed patterns in Kushiro, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.2 m/s5.65.45.24.23.62.94.03.64.35.85.4
Data source: Kushiro January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Kushiro Compares to Other Months

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

January and February exhibit relatively similar weather patterns, with both months experiencing low average temperatures and comparable precipitation. In January, temperatures range from a minimum of -14°C (7°F) to a maximum of 7°C (45°F), averaging -4°C (26°F). The month sees around 44 mm (1.7 in) of precipitation over six days, with a humidity level of 84%. In February, conditions become slightly colder, with a minimum of -18°C (-1°F) and a maximum of 6°C (43°F), while the average remains almost the same at -4°C (25°F). Precipitation decreases slightly to 39 mm (1.5 in) over six days, and humidity levels remain similar at 83%. For more detailed information on the weather during February, you can check Kushiro weather in February.

When comparing the weather in January and March, it is evident that March brings a significant shift in temperatures and precipitation patterns. In January, the average temperature hovers around -4°C (26°F), with minimums dipping to -14°C (7°F) and maximums reaching only 7°C (45°F). The month experiences 44 mm (1.7 in) of precipitation over about six days, accompanied by a high humidity level of 84%.

In contrast, March sees a gradual warming trend, with an average temperature climbing to 1°C (33°F) and maximums rising to 11°C (53°F). Precipitation increases to 90 mm (3.5 in) over approximately nine days, while humidity remains relatively stable at 83%. This transition reflects a move towards milder and wetter conditions as winter gives way to spring. For more insights, you can check out Kushiro weather in March.

In January, the weather is significantly colder, with temperatures ranging from a minimum of -14°C (7°F) to a maximum of 7°C (45°F), and a chilly average of -4°C (26°F). This month sees a moderate level of precipitation at 44 mm (1.7 in) over about 6 days, accompanied by high humidity at 84%. In contrast, April brings a marked warming trend, with temperatures starting at a minimum of -5°C (23°F) and reaching up to 16°C (61°F), resulting in an average temperature of 4°C (40°F). Precipitation increases to 73 mm (2.9 in) across 9 days, while humidity remains relatively steady at 83%. For more details, you can check Kushiro weather in April.

In January, the weather is notably colder, with temperatures ranging from a brisk -14°C (7°F) at night to a maximum of 7°C (45°F) during the day. The average temperature hovers around -4°C (26°F), accompanied by relatively low precipitation of 44 mm (1.7 in) over 6 days. This winter month boasts high humidity at 84%, making it feel even chillier.

In contrast, May brings a significant warming trend, with temperatures starting at a minimum of 2°C (37°F) and peaking at 23°C (74°F). The average temperature rises to a comfortable 9°C (49°F), and precipitation increases to 93 mm (3.7 in) spread across 11 days. Humidity remains high at 86%, but the overall climate is far more pleasant than in January. For more detailed insights, check out Kushiro weather in May.

In January, the weather is characterized by cold temperatures, with a minimum of -14°C (7°F) and an average of -4°C (26°F), while the maximum reaches only 7°C (45°F). The month sees about 44 mm (1.7 in) of precipitation over six days, accompanied by high humidity levels at 84%.

In contrast, June brings a significant warm-up, with temperatures ranging from a minimum of 5°C (41°F) to an average of 12°C (54°F), peaking at around 20°C (69°F). The month experiences nearly double the precipitation, totaling 92 mm (3.6 in) over ten days, and humidity remains high at 88%, creating a lush, vibrant environment. For more details, you can check Kushiro weather in June.

In January, the weather is characterized by cold temperatures, with a minimum of -14°C (7°F) and an average high of just 7°C (45°F). The month sees approximately 44 mm (1.7 in) of precipitation over about six days, accompanied by high humidity levels at 84%. In stark contrast, July offers a much milder climate, with temperatures ranging from a minimum of 9°C (48°F) to an average maximum of 25°C (78°F). Precipitation increases significantly to 101 mm (4.0 in) over roughly nine days, and humidity rises to 93%. For more details on July weather, you can visit Kushiro weather in July.

In January, the weather is quite cold, with temperatures ranging from a frigid -14°C (7°F) at night to a slightly warmer max of 7°C (45°F) during the day. The month sees an average temperature of -4°C (26°F), along with 44 mm (1.7 in) of precipitation spread over 6 days and a humidity level of 84%. In stark contrast, August offers a warm and humid experience, with temperatures fluctuating between a minimum of 12°C (54°F) and a maximum of 27°C (81°F), leading to a comfortable average of 18°C (65°F). August is significantly wetter, with 134 mm (5.3 in) of rain over 12 days and a high humidity level of 96%. For more details on the summer weather, visit Kushiro weather in August.

January and September present starkly contrasting weather conditions. In January, temperatures can drop as low as -14°C (7°F), with an average of -4°C (26°F) and highs reaching only 7°C (45°F). The month is marked by a relatively low precipitation level of 44 mm (1.7 in) occurring over about 6 days, accompanied by high humidity at 84%. In contrast, September sees a significant rise in temperatures, with minimums around 9°C (48°F), averages of 17°C (62°F), and maximums soaring to 25°C (77°F). However, September also experiences increased rainfall, totaling 105 mm (4.2 in) across 10 days, and higher humidity levels at 89%. For more details on September weather, visit Kushiro weather in September.

In January, temperatures in Kushiro can drop significantly, with minimums reaching as low as -14°C (7°F) and average highs around 7°C (45°F). The month sees around 44 mm (1.7 in) of precipitation over approximately 6 days, creating a cold and often frosty atmosphere with a high humidity of 84%. In contrast, October brings much milder weather, with temperatures ranging from a minimum of 3°C (38°F) to a pleasant average of 12°C (55°F) and maximums reaching 21°C (70°F). This month experiences significantly higher precipitation, totaling 171 mm (6.7 in) across about 12 days, while maintaining a similar humidity level of 83%. For more details on October conditions, check Kushiro weather in October.

In comparing the weather between January and November, it's clear that November is significantly milder. While January experiences frigid temperatures with a minimum of -14°C (7°F) and an average of -4°C (26°F), November sees a minimum of -5°C (23°F) and averages around 7°C (44°F). Precipitation also varies, with November receiving more rainfall at 73 mm (2.9 in) over 8 days compared to January's 44 mm (1.7 in) across 6 days. Furthermore, humidity levels are slightly lower in November at 80%, compared to January's 84%. For more insights on this month's weather, check out Kushiro weather in November.

In comparing the weather conditions of January and December, January is notably colder, with average temperatures ranging from a minimum of -14°C (7°F) to a maximum of 7°C (45°F), compared to December's milder range of -10°C (15°F) to 13°C (55°F). Precipitation is slightly lower in January at 44 mm (1.7 in) over 6 days, while December sees more, with 56 mm (2.2 in) over 7 days. The humidity is also higher in January at 84%, as opposed to December’s 79%. For more detailed insights on December weather, you can visit Kushiro weather in December.

Compare Kushiro's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Kushiro

January in Kushiro ushers in a crisp, cold atmosphere that's markedly different from other months. With average temperatures hovering around a chilly -4°C, residents and visitors experience the full embrace of winter. The month is characterized by increased humidity levels at 84%, creating a unique chill that penetrates the air. Despite only about six days of precipitation, the 44 mm of snow transforms the landscape into a winter wonderland. Compared to the milder seasons, January presents a stark contrast, inviting those seeking the beauty and serenity of snowy days. For more detailed insights, check out Kushiro Climate.