January Weather in Asahikawa, Japan

Last updated: August 21, 2025

In Asahikawa, Japan, January presents a stark winter landscape characterized by minimum temperatures plunging to -23°C (-10°F) and averaging around -8°C (19°F). Residents and visitors can expect a brisk atmosphere, with the maximum temperature hovering at a mild 4°C (40°F). The city experiences significant precipitation, accumulating 59 mm (2.3 in) over the month, typically spread across 17 days, contributing to the region's high humidity levels of 84%. This combination of cold and wet conditions creates a quintessentially frosty winter experience, perfect for enjoying Asahikawa’s famous snow activities.

January Temperature in Asahikawa

January in Asahikawa, Japan, marks the height of winter, with temperatures dipping to a chilling minimum of -23°C (-10°F) and averaging around -8°C (19°F). Daytime highs struggle to reach 4°C (40°F), showcasing a landscape blanketed in snow and ice. This month signals the onset of deep winter, where the cold persists before February takes an even colder turn, with lows dropping further to -25°C (-13°F). As the season progresses into March, there’s a notable shift, with temperatures beginning to rise, as the city transitions from frigid lows of -17°C (1°F) to milder averages of 0°C (32°F). Overall, January stands out for its bone-chilling cold, serving as a reminder of Asahikawa’s winter prowess before the gradual warming trend takes hold in the following months.

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

The chart illustrates January temperature patterns in Asahikawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Asahikawa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec182131435460696961503724
Data source: Temperature data for Asahikawa 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 Asahikawa

In January, Asahikawa experiences a serene yet wet start to the year, with a total precipitation of 59 mm (2.3 in) spread across 17 days. Though relatively modest compared to subsequent months, January sets the stage for a gradual uptick in both rainfall and frequency of precipitation. As the months progress, February and March see increased rainfall, peaking in the summer months, with August recording a remarkable 200 mm (7.9 in). Interestingly, while January’s wetness is moderate, it marks a shift toward the wetter months ahead, reflecting the region's distinct seasonal patterns. This transition underscores the chilly, moisture-laden atmosphere characteristic of the Japanese winter, providing a contrast to the warmer, more saturated conditions that follow.

January Precipitation Trends in Asahikawa

The chart displays monthly precipitation patterns in Asahikawa, 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 Asahikawa, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec59798776104103131200103148138109
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Asahikawa

In January, Asahikawa, Japan experiences a noticeable peak in humidity at 84%, setting the stage for a winter characterized by crisp air and occasional snow. As the temperatures gradually rise through February and March, humidity slightly decreases, hovering between 83% and 81%. However, as spring transitions into summer, humidity climbs again, peaking at a notable 95% in August. Interestingly, the trend indicates that while January begins quite damp, the subsequent months reveal a fluctuating pattern where humidity generally increases in the warmer months. This rhythmic ebb and flow culminates in a summer season marked by high moisture levels, before tapering off towards autumn and winter, signaling a return to drier conditions. Overall, the humidity dynamics in Asahikawa evoke a vivid tapestry of seasonal change, from winter chill to summer warmth.

January Average Humidity in Asahikawa

This chart illustrates the average monthly humidity levels in Asahikawa, 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 Asahikawa 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Asahikawa

In January, Asahikawa enjoys a low UV Index of 2, allowing for a burn time of 45 minutes under the sun, making it a great time for outdoor activities without much sunburn risk. As the months progress, the UV Index gradually increases; by February, it reaches 3, indicating a moderate level of exposure, which reduces burn time to 30 minutes. The spring months see a notable rise in UV intensity, peaking in July and August with a very high index of 10, resulting in a mere 15 minutes of safe sun exposure. This highlights the importance of UV protection as summer approaches. Conversely, from late autumn to winter, the UV levels drop back to the low category in November and December, mirroring January’s conditions with a burn time returning to 45 minutes. For more detailed insights, check out the comprehensive Asahikawa UV Index.

Maximum UV Index Levels in Asahikawa for January

The chart shows the monthly maximum UV Index (UVI) for Asahikawa 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 Asahikawa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23679910108532
Data source: Asahikawa 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 Asahikawa

In Asahikawa, Japan, the January sunshine shines through with 149 hours of daylight, laying the groundwork for a gradual increase in brightness as the year progresses. By February, sunshine experiences a notable boost to 194 hours, hinting at the impending spring. As the months roll on, the sunshine continues to ascend, reaching a splendid 304 hours in July, the peak for the summer season. Following this warm crescendo, hours of sunlight begin to wane, descending steadily through the autumn months, culminating in 182 hours by November. This trend reveals a rhythmic dance of light across the seasons, inviting residents and visitors alike to embrace the enchanting transformation of Asahikawa's skies throughout the year.

Monthly Sunshine Duration in Asahikawa: January Highlighted

The January sunshine duration represents the total number of hours Asahikawa 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.
JanFebMarAprMayJunJulAugSepOctNovDec149h194h247h278h295h285h304h275h260h230h182h183h
Data source: Asahikawa January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Asahikawa During January

In Asahikawa, Japan, January presents a modest 25% chance of sunny weather, hinting at the subdued light typical of winter. This percentage, while lower than the following spring months of March and April, reflects a gradual increase in sunlight as the seasons transition, with March witnessing a notable jump to 34%. Interestingly, the likelihood of sunshine dips further in February to 18%, marking it as the gloomiest month in the winter season. As winter gives way to spring, sun-seekers can anticipate brighter days ahead, as the chances for clear skies steadily improve, peaking in June at a sunny 42%. Thus, while January may not be the sunniest month, it plays a crucial role in the annual cycle of Asahikawa’s weather.

Percentage of Sunny Days in January in Asahikawa

The chart illustrates the percentage of sunny days in Asahikawa 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 Asahikawa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%18%34%36%22%42%37%32%36%30%32%28%
Data source: Asahikawa January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Asahikawa in January

In Asahikawa, Japan, January greets residents with 9 hours of daylight, a reminder of the lingering winter. As the calendar turns to February, the days stretch slightly longer to 10 hours, heralding the approach of spring. The trend continues into March with 11 hours, and by April, the sunlight expands further to 13 hours, invigorating the melting landscape. May and June mark a peak with 14 and 15 hours of daylight respectively, offering vibrant, sun-drenched days perfect for enjoying the blossoming scenery. As summer wanes into July and August, the daylight remains at 15 and 13 hours, before gradually tapering off. By September, the days grow shorter again with 12 hours, and as autumn sets in, October and November see 10 and 9 hours respectively. Finally, December arrives with just 8 hours of daylight, completing the circle and leaving residents eagerly awaiting the sun’s return in the new year. This rhythmic ebb and flow of daylight showcases the stunning seasonal transitions unique to this northern enclave.

Average Daylight Hours in Asahikawa for January

The chart illustrates the variation in daylight duration in Asahikawa throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 27m11h 56m13h 26m14h 43m15h 22m15h 3m13h 55m12h 28m10h 58m9h 39m8h 58m
Data source: Asahikawa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Asahikawa

In January, Asahikawa experiences a gentle breeze with an average wind speed of 2.6 m/s (6 mph), setting a tranquil atmosphere as the winter season unfolds. As the months progress into February and March, the wind picks up slightly, reaching 3.0 m/s (7 mph), which invigorates the landscape and echoes the arrival of early spring dynamics. By April, there's a further rise to 3.3 m/s (7 mph), bringing a fresh energy that complements the budding flora. However, by May and June, the winds begin to soften again, returning to 2.6 m/s (6 mph) and 2.1 m/s (5 mph) respectively, creating a calmer environment that invites outdoor activities. As summer approaches, winds consistently decrease to their annual low of 1.7 m/s (4 mph) in July, only to steadily rise slightly through August and September before gradually increasing again in October and November. This cyclical trend of wind patterns, from gentle breezes to invigorating gusts, reflects the dynamic seasonal transitions in this northern region of Japan.

Average January Wind Speed in Asahikawa

The chart displays monthly wind speed patterns in Asahikawa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.6 m/s3.03.03.32.62.11.72.02.02.42.72.7
Data source: Asahikawa January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Asahikawa Compares to Other Months

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

In January, temperatures in Asahikawa can drop to a minimum of -23°C (-10°F), with an average of -8°C (19°F) and a maximum of 4°C (40°F). The month sees approximately 59 mm (2.3 in) of precipitation over 17 days, with humidity levels around 84%. In contrast, February brings slightly colder conditions, with minimum temperatures reaching -25°C (-13°F) and an average of -6°C (21°F). Precipitation increases to 79 mm (3.1 in) over 19 days, while humidity stays relatively constant at 83%. For more details on February's weather, visit Asahikawa weather in February.

In January, the weather is notably colder, with average temperatures hovering around -8°C (19°F) and dipping as low as -23°C (-10°F). The month typically experiences 59 mm (2.3 in) of precipitation over 17 days, accompanied by high humidity levels of 84%. By March, conditions improve significantly; temperatures rise, with an average of 0°C (32°F) and highs reaching up to 16°C (61°F). Even though March sees slightly more precipitation—87 mm (3.4 in) over 15 days—it feels less severe due to the increase in temperature and a slight reduction in humidity to 81%. For a closer look at the specific weather patterns in March, you can check Asahikawa weather in March.

January weather in Asahikawa is characterized by biting cold, with temperatures ranging from a chilling minimum of -23°C (-10°F) to a maximum of just 4°C (40°F). The month sees an average temperature of -8°C (19°F) accompanied by 59 mm (2.3 in) of precipitation spread over 17 days, resulting in a high humidity of 84%. In contrast, April brings a significant warming trend, with temperatures that can dip to a minimum of -6°C (22°F) and soar up to a pleasant 22°C (72°F). The average temperature rises to 6°C (43°F), and while precipitation increases slightly to 76 mm (3.0 in) over just 14 days, humidity remains fairly high at 81%. For more detailed insights, you can visit Asahikawa weather in April.

In January, Asahikawa experiences severe winter conditions with temperatures ranging from a chilling -23°C (-10°F) to a maximum of just 4°C (40°F). The month averages around -8°C (19°F) and sees frequent precipitation over 17 days, contributing to high humidity levels of 84%. In contrast, May brings a dramatic shift in weather; temperatures start to rise from a minimum of 0°C (32°F) up to a warm maximum of 32°C (90°F), with an average of 12°C (55°F). Although May has a higher total precipitation of 104 mm (4.1 in) over 14 days, the climate is much milder and more inviting. For more detailed information, check out Asahikawa weather in May.

January and June present stark contrasts in weather. In January, temperatures can plunge to a chilling minimum of -23°C (-10°F), with an average hovering around -8°C (19°F) and a maximum of just 4°C (40°F). This frigid month also experiences significant precipitation, totaling 59 mm (2.3 in) across 17 days, accompanied by high humidity levels averaging 84%. In contrast, June sees a more temperate climate, with minimum temperatures of 3°C (38°F) and pleasant averages of 16°C (61°F), peaking at a warm 28°C (82°F). Precipitation increases to 103 mm (4.1 in) over 14 days, while humidity rises slightly to 87%. For more details on June weather in Asahikawa, check out Asahikawa weather in June.

In January, the weather in Asahikawa is quite severe, with temperatures plummeting to a minimum of -23°C (-10°F) and averaging around -8°C (19°F). The region experiences significant humidity at 84%, and with 59 mm (2.3 in) of precipitation over 17 days, this month is characterized by cold, snowy conditions. In contrast, July brings a warm relief, with temperatures ranging from a minimum of 9°C (48°F) to a pleasant average of 21°C (69°F) and peaking at 31°C (89°F). The humidity rises to 93%, and although precipitation increases to 131 mm (5.1 in), it occurs over just 13 days. For more information on the warm weather, you can check Asahikawa weather in July.

The comparison between January and August weather reveals striking contrasts. In January, temperatures plummet, with averages around -8°C (19°F), and lows reaching a chilling -23°C (-10°F). The month is characterized by significant humidity at 84% and moderate precipitation of 59 mm (2.3 in) spread over 17 days. In stark contrast, August brings a mild and warm atmosphere, with average temperatures soaring to 20°C (69°F) and maximums hitting 32°C (90°F). This summer month sees a substantial increase in precipitation, totaling 200 mm (7.9 in) over the same 17 days, alongside even higher humidity levels at 95%. For a deeper dive into what to expect during the summer, check out Asahikawa weather in August.

January and September present strikingly different weather patterns. In January, temperatures plunge to a minimum of -23°C (-10°F), with an average of -8°C (19°F) and a maximum of only 4°C (40°F). This frigid month also experiences significant precipitation, totaling 59 mm (2.3 in) over 17 days, accompanied by high humidity levels at 84%. In contrast, September ushers in much milder temperatures, with lows around 2°C (37°F), an average of 16°C (62°F), and highs reaching up to 29°C (85°F). While September sees more rainfall overall, measuring 103 mm (4.1 in) over 13 days, the humidity remains slightly higher at 88%. For a detailed look at September weather in Asahikawa, visit Asahikawa weather in September.

January and October present starkly contrasting weather conditions. In January, temperatures plummet, with averages around -8°C (19°F) and minimums dipping to -23°C (-10°F), while October offers a milder climate with average temperatures of 10°C (50°F) and highs reaching up to 23°C (75°F). Precipitation also varies significantly; January experiences 59 mm (2.3 in) over 17 days, while October sees almost double that at 148 mm (5.8 in) across 16 days. Despite the increased rainfall in October, humidity levels remain relatively similar, with January at 84% and October at 83%. For a closer look at October's weather specifics, check out Asahikawa weather in October.

In January, temperatures are significantly colder, with a minimum of -23°C (-10°F) and an average of -8°C (19°F), while November experiences milder conditions, with a minimum of -10°C (14°F) and an average of 3°C (38°F). Precipitation is also higher in November, totaling 138 mm (5.4 in) over 23 days, compared to January's 59 mm (2.3 in) occurring over 17 days. Additionally, humidity levels are fairly high in both months, with January at 84% and November slightly lower at 79%. For more detailed information, you can check Asahikawa weather in November.

In comparing the weather between January and December, January tends to be colder, with average temperatures hovering around -8°C (19°F), while December has a milder average of -4°C (24°F). January also experiences more extreme lows, reaching down to -23°C (-10°F), compared to December’s minimum of -19°C (-2°F). Precipitation levels are notably different as well: December receives 109 mm (4.3 in) of rain over 27 days, whereas January sees less precipitation at 59 mm (2.3 in) across 17 days. Humidity levels are slightly higher in January at 84%, compared to December's 80%. For more detailed insights about the weather in December, you can visit Asahikawa weather in December.

Compare Asahikawa's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Asahikawa

January in Asahikawa offers a striking contrast to the milder months of the year, enveloping the city in a chill that’s both exhilarating and harsh. With average temperatures plummeting well below freezing, residents and visitors alike experience the unique, icy beauty of winter. Snowfall is frequent, bringing with it a heightened level of precipitation that underscores the month’s characteristic weather patterns. While the humidity remains relatively high, it adds to the sharp chill that defines the region during this time. For those curious about how January shapes up against the rest of the year, more detailed insights can be found at Asahikawa Climate.