January Weather in Utsunomiya, Japan

Last updated: August 21, 2025

In January, Utsunomiya, Japan experiences a captivating winter climate characterized by a maximum temperature of 17°C (62°F), a brisk average of 4°C (39°F), and occasional dips to a chilly minimum of -12°C (10°F). The month sees about 35 mm (1.4 in) of precipitation spread over five days, contributing to a humid atmosphere with an impressive humidity level of 88%. Visitors can expect a mix of cold and crisp days, perfect for enjoying the serene winter landscapes of this picturesque city.

January Temperature in Utsunomiya

In Utsunomiya, Japan, January presents a stark winter chill, with temperatures dipping as low as -12°C (10°F) at night, but rising to a pleasant average of 4°C (39°F) during the day. The month showcases significant temperature fluctuations, peaking at 17°C (62°F), offering a taste of warmth amidst the brisk air. As February approaches, a slight warming trend begins, evidenced by minimums of -5°C (23°F) and averages of 5°C (41°F). This gradual increase continues into March, where temperatures further lift to an average of 9°C (49°F), hinting at the imminent arrival of spring. Overall, January's chilly tapestry ultimately sets the stage for a transition into milder months, embodying Utsunomiya's varied climate throughout the year.

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

The chart illustrates January temperature patterns in Utsunomiya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Utsunomiya, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394148566671788173635343
Data source: Temperature data for Utsunomiya 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 Utsunomiya

In January, Utsunomiya experiences a relatively dry start to the year, with only 35 mm (1.4 in) of precipitation spread over just 5 days. This modest rainfall is a precursor to the slightly wetter February, which sees an increase to 38 mm (1.5 in) over 6 days. As winter gradually transitions into spring, precipitation levels rise significantly, particularly in March when they surge to 125 mm (4.9 in), marking the beginning of a trend towards wetter months ahead. This pattern continues through the spring and into the summer, with July experiencing the peak rainfall of 219 mm (8.6 in) over 20 days, highlighting Utsunomiya's distinct seasonal variations in precipitation. The notable increase in rainfall from January to March suggests that while the New Year might welcome dry spells, the region quickly transitions toward a lush and vibrant spring.

January Precipitation Trends in Utsunomiya

The chart displays monthly precipitation patterns in Utsunomiya, 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 Utsunomiya, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec35381251151241322191361532105648
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Utsunomiya

In Utsunomiya, Japan, January sets the tone for the year with a notable humidity level of 88%, creating a damp atmosphere during the cold winter month. This high humidity is slightly mitigated in February, dropping to 86%, but remains relatively constant through the winter season. As spring arrives in March, the humidity begins to decrease to 81%, a trend that continues into April and May, where it stabilizes around 78% to 81%. However, as summer approaches, humidity surges again, peaking at 92% in both July and August, highlighting a dramatic shift to a more oppressive climate. Through the fall months, the humidity gradually recedes, with levels averaging between 85% and 89% from September to December. This cyclical pattern reflects Utsunomiya’s distinct seasonal variations, with winter and summer months experiencing the highest humidity levels.

January Average Humidity in Utsunomiya

This chart illustrates the average monthly humidity levels in Utsunomiya, 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 Utsunomiya is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Utsunomiya

In January, Utsunomiya experiences a moderate UV Index of 3, suggesting that while the sun's rays are not overly intense, it's still important to limit exposure. With a burn time of 30 minutes, residents and visitors alike can comfortably enjoy outdoor activities, but should remain mindful of sun safety. As the season progresses into February, the UV Index rises to 5, maintaining that moderate level, yet hinting at increasing intensity as spring approaches. This trend of escalating UV radiation culminates in the warmer months, reaching a striking UV Index of 11 in July, where sun exposure can become extreme. Knowledge of the UV Index fluctuations is vital for skin health throughout the year. For more detailed information, visit Utsunomiya UV Index.

Maximum UV Index Levels in Utsunomiya for January

The chart shows the monthly maximum UV Index (UVI) for Utsunomiya 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 Utsunomiya typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101011109653
Data source: Utsunomiya 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 Utsunomiya

In Utsunomiya, Japan, January shines with 188 hours of sunlight, a promising start to the year that sets the tone for a gradual increase in brightness. As winter transitions into spring, February witnesses a boost to 234 hours, followed by a steady climb through March and April, where residents bask in 257 hours and 270 hours, respectively. By May, sunshine peaks at 274 hours, marking the month as the sunniest of the year. However, as summer unfolds, a slight dip to 253 hours in June heralds a shift, with July bringing 224 hours of light, reminding us of the balance between warmth and rain. Despite fluctuations in daylight, August basks in 265 hours, resuming much of the summer's vibrancy. The autumn months then bring a gentle decline, with September at 221 hours, culminating in 204 hours by October. As the year draws to a close, November and December maintain a cozy atmosphere with 230 and 228 hours of sunlight, respectively, ensuring Utsunomiya remains aglow as it transitions into a new year.

Monthly Sunshine Duration in Utsunomiya: January Highlighted

The January sunshine duration represents the total number of hours Utsunomiya 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.
JanFebMarAprMayJunJulAugSepOctNovDec188h234h257h270h274h253h224h265h221h204h230h228h
Data source: Utsunomiya January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Utsunomiya During January

In Utsunomiya, Japan, January stands out with a favorable 53% chance of sunny weather, making it a promising start to the year. This likelihood is notably higher than the following months of March and April, which dip to 42% and 48% respectively. As the seasons progress, February shines brightly with a robust 71%, suggesting a peak in sunny days before conditions start to shift again. Interestingly, the sunny chances plummet in late spring and summer, with May through August seeing rates as low as 22%. The trend showcases a seasonal ebb and flow, where winter and early spring offer glimpses of sunshine before the cloudier months take over. Ultimately, January provides a balanced mix of brightness and chill, perfect for those who appreciate the gentle transition into the new year.

Percentage of Sunny Days in January in Utsunomiya

The chart illustrates the percentage of sunny days in Utsunomiya 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 Utsunomiya experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%71%42%48%22%20%25%27%25%45%63%66%
Data source: Utsunomiya January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Utsunomiya in January

In Utsunomiya, Japan, January ushers in a modest 9 hours of daylight, marking the tail end of the winter solstice's long nights. As the calendar turns to February, daylight stretches to 10 hours, hinting at the approaching spring. By March, daylight continues to increase at a steady pace, providing 11 hours of sunshine that invigorate the awakening landscape. This trend accelerates dramatically in April and May, where daylight peaks at 13 and 14 hours, respectively, celebrating the full bloom of spring. The summer months of June and July maintain this vibrant 14-hour span, basking the region in ample light. As autumn begins its slow return, daylight begins to taper off, decreasing to 13 hours in August and gradually down to 9 hours by December, illustrating a rhythmic ebb and flow of light throughout the year. This seasonal cycle not only enriches daily life but also beautifully reflects the passage of time in this captivating region of Japan.

Average Daylight Hours in Utsunomiya for January

The chart illustrates the variation in daylight duration in Utsunomiya throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 57m13h 7m14h 5m14h 35m14h 20m13h 29m12h 23m11h 14m10h 13m9h 42m
Data source: Utsunomiya daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Utsunomiya

In Utsunomiya, Japan, January greets residents with a gentle breeze, boasting an average wind speed of 2.1 m/s (5 mph). This month’s winds seamlessly transition from the slightly calmer December days, while remaining consistent with the wind patterns observed from the previous year. As the year unfolds, February witnesses a slight uptick to 2.6 m/s (6 mph), marking the peak of the winter winds, before settling back into the familiar realm of 2.4 m/s (5 mph) in March. Interestingly, the pattern reveals a gradual decline toward the summer months, with wind speeds dropping to their annual low of 1.5 m/s (3 mph) in July. Overall, January's breezy charm is emblematic of the region's mild winter, setting the stage for the seasonal transitions ahead.

Average January Wind Speed in Utsunomiya

The chart displays monthly wind speed patterns in Utsunomiya, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.1 m/s2.62.42.52.21.91.52.12.02.01.82.1
Data source: Utsunomiya January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Utsunomiya Compares to Other Months

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

January and February weather in Utsunomiya shows noticeable differences in temperature and conditions. In January, temperatures can drop to a minimum of -12°C (10°F), with an average of 4°C (39°F) and a maximum reaching 17°C (62°F). The month experiences about 35 mm (1.4 in) of precipitation over approximately 5 days and maintains a high humidity level of 88%. In contrast, February offers slightly milder conditions, with minimum temperatures at -5°C (23°F), an average of 5°C (41°F), and maximums up to 21°C (70°F). This month sees a tad more precipitation at 38 mm (1.5 in) over 6 days, while humidity slightly decreases to 86%. For a further look into February's weather specifics, check out Utsunomiya weather in February.

January and March present striking differences in weather patterns. In January, temperatures range from a chilly -12°C (10°F) at night to a mild 17°C (62°F) during the day, with an average temperature of 4°C (39°F). The month experiences 35 mm (1.4 in) of precipitation over approximately 5 days, accompanied by a high humidity level of 88%.

In contrast, March brings warmer temperatures, with lows of -4°C (24°F) and highs peaking at 24°C (76°F), resulting in an average of 9°C (49°F). Precipitation significantly increases to 125 mm (4.9 in) over 11 days, but humidity drops slightly to 81%. For more details on January's weather, you can also check Utsunomiya weather in March.

In January, Utsunomiya experiences quite cold temperatures, with lows dipping to -12°C (10°F) and an average of around 4°C (39°F). The month sees moderate precipitation of 35 mm (1.4 in) over approximately 5 days, accompanied by high humidity levels of 88%.

In contrast, April brings a significant warming trend, featuring a minimum temperature of -1°C (31°F) and an average of 13°C (56°F). The maximum can soar to 29°C (84°F), and precipitation more than triples to 115 mm (4.5 in), occurring over 11 days, while humidity decreases to 78%. As a result, the weather shifts from the chill of winter to a more temperate and occasionally wet spring. For more information, you can visit Utsunomiya weather in April.

In January, Utsunomiya experiences chilly temperatures with a minimum of -12°C (10°F) and an average of 4°C (39°F), rising to a maximum of 17°C (62°F). The month sees about 35 mm (1.4 in) of precipitation over five days, coupled with high humidity at 88%. In stark contrast, May brings milder and warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to an average of 19°C (66°F), and peaking at 34°C (93°F). However, May is also significantly wetter, recording 124 mm (4.9 in) of rainfall spread across 12 days, alongside slightly lower humidity at 81%. For more details on the weather during this month, you can visit Utsunomiya weather in May.

The weather in January is characterized by cooler temperatures, with a minimum of -12°C (10°F) and an average of 4°C (39°F), while June experiences much warmer conditions, starting at a minimum of 12°C (53°F) and reaching an average of 22°C (71°F). January sees limited precipitation, averaging 35 mm (1.4 in) over just 5 days, in stark contrast to June, which receives significantly more rainfall at 132 mm (5.2 in) across 15 days. Interestingly, both months share a similar humidity level of 88%, contributing to a distinctly different feel in each season. For a closer look at June weather specifics, check out Utsunomiya weather in June.

January and July present starkly contrasting weather conditions. In January, the temperatures can plummet to a minimum of -12°C (10°F), with an average of 4°C (39°F) and a maximum of 17°C (62°F). This month experiences relatively low precipitation of 35 mm (1.4 in) over approximately 5 days, but the humidity remains high at 88%. In contrast, July brings significantly warmer temperatures, with a minimum of 18°C (64°F), an average of 25°C (78°F), and peaks reaching an impressive 37°C (98°F). Rainfall increases dramatically to 219 mm (8.6 in), spread across around 20 days, and the humidity rises slightly to 92%. For a more detailed look at July weather, visit Utsunomiya weather in July.

January and August present striking contrasts in weather conditions. In January, temperatures are relatively cool, with a minimum of -12°C (10°F) and an average of 4°C (39°F), while August boasts much warmer temperatures, with a minimum of 15°C (60°F) and an impressive average of 27°C (81°F). Precipitation also differs significantly; January sees about 35 mm (1.4 in) across just 5 days, whereas August experiences a much higher total of 136 mm (5.4 in) spread over 16 days. Humidity levels remain fairly high in both months—88% in January and slightly higher at 92% in August. For more details on August weather specifically, you can check Utsunomiya weather in August.

The weather in January is markedly colder than in September, with January temperatures ranging from a chilly -12°C (10°F) at night to a mild 17°C (62°F) during the day, while September boasts much warmer conditions, with temperatures fluctuating between 11°C (53°F) and a high of 34°C (94°F). Additionally, January experiences relatively low precipitation at 35 mm (1.4 in) over just 5 days, whereas September sees a significant increase in rainfall, totaling 153 mm (6.0 in) across 17 days. Humidity levels are similar in both months, hovering around 88% in January and slightly higher at 89% in September, indicating that both months have their own unique atmospheric conditions. For more detailed insights, you can check out Utsunomiya weather in September.

January and October present contrasting weather patterns. January experiences much colder temperatures, with a minimum of -12°C (10°F) and an average of 4°C (39°F). In contrast, October boasts a milder climate, featuring a minimum of 4°C (40°F) and an average of 17°C (64°F), reaching highs of up to 32°C (89°F). Precipitation is also significantly higher in October, with 210 mm (8.3 in) over 13 days, compared to January's 35 mm (1.4 in) across just 5 days. Despite the slight difference in humidity levels—88% in January and 87% in October—the overall feel of the months is markedly different. For more detailed information about October weather, check out Utsunomiya weather in October.

The weather in January is characterized by much colder temperatures compared to November, with January's average temperature hovering around 4°C (39°F) while November enjoys a milder average of 12°C (53°F). In January, temperatures can drop as low as -12°C (10°F), whereas November's minimum is a relatively warmer -2°C (28°F). Additionally, November experiences higher precipitation levels at 56 mm (2.2 in) over 6 days, compared to January's 35 mm (1.4 in) over 5 days. Despite a slight difference in humidity, with January at 88% and November at 85%, the overall weather clearly indicates that November is a more temperate month. For more specific details on November's conditions, you can check Utsunomiya weather in November.

January weather is generally colder than December, with average temperatures ranging from a minimum of -12°C (10°F) to a maximum of 17°C (62°F) compared to December’s milder range of -3°C (27°F) to 19°C (67°F). While January experiences less precipitation at 35 mm (1.4 in) over 5 days, December sees a bit more, with 48 mm (1.9 in) over 6 days. Both months have high humidity levels, with January slightly higher at 88% compared to December's 86%. For more details on December weather, you can check Utsunomiya weather in December.

Compare Utsunomiya's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Utsunomiya

January in Utsunomiya offers a stark contrast to the warmer months, with its chilly temperatures and high humidity. While the average temperature hovers around a brisk 4°C, occasional highs can reach up to 17°C, making for a mix of winter vibes and fleeting warmth. This month sees about five days of precipitation, creating a refreshing, crisp atmosphere as the landscape begins to bare its winter foliage. The cooling weather and increased moisture levels make January a unique time to experience Utsunomiya’s charm, especially for those who appreciate the seasonal shifts. For more insights into what to expect throughout the year, check out Utsunomiya Climate.