Last updated: August 21, 2025
January in Nagoya, Japan offers a brisk yet interesting climate, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 17°C (64°F). The average temperature hovers around 5°C (41°F), creating a chilly atmosphere complemented by 82% humidity. Over the course of the month, residents and visitors can expect about 43 mm (1.7 in) of rain, spread over approximately 5 days. This combination of cool temperatures and moderate precipitation can inspire cozy indoor activities, making January a unique time to experience the blend of culture and weather in this vibrant city.
In January, Nagoya experiences the chill of winter, with temperatures ranging from a brisk -5°C (23°F) at night to a mild 17°C (64°F) during the day. With an average temperature of 5°C (41°F), the month marks the peak of cold, but there's a gradual upward trend as the seasons transition. This trend becomes more pronounced in February, where temperatures begin to creep upwards; the maximum can reach 21°C (71°F). As we move into March, the lingering cold temperatures give way to a noticeable shift, with averages rising to 10°C (51°F) and maximums soaring to 25°C (77°F), offering a hint of spring. Throughout the following months, Nagoya's climate becomes progressively warmer, illustrating a distinct seasonal progression from the winter's chill to the vibrant warmth of summer.
In January, Nagoya experiences a relatively dry start to the year, with only 43 mm (1.7 in) of precipitation spread over 5 days. This trend of limited rainfall continues into February, where totals slightly increase to 52 mm (2.0 in), yet still remain modest. As winter transitions toward spring, March sees a significant uptick, with precipitation skyrocketing to 126 mm (5.0 in) over 9 days, indicating a shift toward wetter conditions. This pattern continues through the spring months, culminating in May's peak of 173 mm (6.8 in). The summer months, particularly July, stand in stark contrast, as Nagoya experiences its heaviest rainfall with 295 mm (11.6 in) over 19 days, highlighting the city's seasonal variability in precipitation. Overall, the data reflects a gradual escalation in rainfall from winter to summer, defining the rhythm of Nagoya's climate.
In January, Nagoya, Japan, experiences a notable humidity level of 82%, setting the stage for a winter that feels a bit more intense than the average cold. As the months progress, there's a gradual decline, with February dropping to 79%, followed by a further decline to 74% in March. However, the trend shifts in April as humidity increases to 76%, indicating the approach of spring. By May, humidity rises again to 83%, a precursor to the sweltering summer months ahead. The summer sees the peak of humidity levels, with July reaching a muggy 93%. The trend gradually recedes by September, though it remains high at 87%, before settling back to the low 80s by November and December. This cyclical pattern highlights Nagoya's transition from a crisp winter to a humid, sultry summer and then back to a milder, more comfortable climate.
In January, Nagoya experiences a moderate UV Index of 4, with a burn time of approximately 30 minutes, encouraging residents to enjoy the cooler winter days while remaining mindful of sun exposure. This trend of moderate exposure continues into November and December, where the UV Index hovers at 5 and 3, respectively. As spring approaches, UV levels begin to rise significantly, peaking in May and June with an extreme Index of 11 and a drastically reduced burn time of just 10 minutes. The transition from winter to summer highlights a clear upward trend in UV radiation, urging residents to adapt their sun safety practices. For more detailed insights on seasonal trends, check out the Nagoya UV Index.
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In January, Nagoya enjoys 185 hours of sunshine, marking the beginning of the year with a gentle glow that hints at the brighter days to come. As winter yields to spring, daylight steadily increases, with February seeing a leap to 231 hours and March reaching 265 hours. This upward trend continues sharply through April and May, when the city basks in 276 and 290 hours of sunshine, respectively, encouraging outdoor activities and floral blooms. The warmth of summer brings a peak in August with 300 hours of sunlight, highlighting the season's vibrancy. However, as autumn sets in, the sunshine gradually diminishes, with September to December offering 244, 234, 239, and 223 hours. This natural ebb and flow of sunlight not only brightens the residents' days but also reflects the changing seasons of Nagoya, encapsulating the unique beauty of the Japanese climate throughout the year.
In Nagoya, Japan, January offers a 50% chance of sunny weather, making it one of the brighter months of the winter season. This is a glimpse of a generally mild trend, as the likelihood of sunny days begins to rise in February to 51% before dipping slightly in March at 45%. Interestingly, the chances fluctuate throughout the spring with April seeing nearly equal conditions at 49%. As the months transition into summer, the prospects for sunshine diminish significantly, dropping to a low of 25% in June and only climbing back up to 31% by July and August. As the year progresses into autumn, the chance of sunny days increases again, peaking in October at 59% and reaching 63% in November. This pattern showcases a distinct seasonal rhythm in Nagoya's weather, highlighting January as a promising start to the year in terms of sunshine.
In Nagoya, Japan, January marks the beginning of a gradual transition in daylight duration, offering about 10 hours of sunlight, a continuity that continues into February. As winter fades and spring approaches, the days start to lengthen, reaching 11 hours in March and blossoming into 13 hours by April. The peak of daylight occurs in May and June, where the sun generously bathes the city in 14 hours of light each day. However, this abundance begins to wane as summer gives way to autumn, with daylight gradually retreating to 13 hours in August and further to 12 hours by September. Following this, October brings back a shorter 11 hours, descending to 10 hours in November, before the year concludes with a modest 9 hours in December. This rhythmic cycle highlights the stark contrast between the vibrant summer days and the subdued sunlight of winter, encapsulating the essence of Nagoya’s seasonal changes.
In Nagoya, January ushers in a gentle breeze with an average wind speed of 2.5 m/s (6 mph), setting a calm tone for the year ahead. As winter transitions into spring, a noticeable increase occurs in February and March, with wind speeds rising to 2.9 m/s and 3.0 m/s, respectively. This slight uptick suggests a refreshing airiness as the chill begins to fade. However, winds begin to mellow out beginning in April, as they level off again at 3.0 m/s. The trend continues into the summer months, where June and July see a decline, plummeting to around 1.7 m/s (4 mph). This pattern of seasonal variation highlights Nagoya's mild wind conditions, particularly in January, creating a unique atmosphere that beckons locals and travelers alike to embrace the serene start of the year amidst whispers of coming warmth.
Weather in Nagoya varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Nagoya, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit similar patterns in weather, yet February generally presents slightly milder conditions. January sees minimum temperatures drop to -5°C (23°F) and averages around 5°C (41°F), with a maximum of 17°C (64°F) and total precipitation of 43 mm (1.7 in) over five days. In contrast, February enjoys a marginally warmer climate, with minimum temperatures at -4°C (24°F), an average of 6°C (43°F), and highs reaching 21°C (71°F). However, February also brings a bit more rainfall, totaling 52 mm (2.0 in) over the same number of days, along with slightly lower humidity at 79%. For more detailed insights, check out Nagoya weather in February.
In January, the weather in Nagoya is quite chilly, with average temperatures hovering around 5°C (41°F) and nighttime lows dipping to -5°C (23°F). This month experiences relatively low precipitation, with around 43 mm (1.7 in) falling over just 5 days, accompanied by high humidity levels of 82%. In contrast, March brings a noticeable warming trend, with average temperatures rising to 10°C (51°F) and daytime highs reaching up to 25°C (77°F). However, March is also wetter, with a significant increase in precipitation to 126 mm (5.0 in) spread over 9 days, and humidity levels dropping to 74%. For more detailed information, check out Nagoya weather in March.
January weather in Nagoya is much colder compared to April, with temperatures ranging from a minimum of -5°C (23°F) to an average of 5°C (41°F) and reaching a maximum of 17°C (64°F). In contrast, April experiences milder conditions, with temperatures starting at -1°C (30°F), averaging 15°C (59°F), and peaking at a warm 28°C (83°F). However, while January sees only 43 mm (1.7 in) of precipitation over about 5 days, April is significantly wetter, receiving 142 mm (5.6 in) across 9 days. Despite the increase in rainfall, April maintains a lower humidity level of 76% compared to January's 82%. For more detailed information, check out Nagoya weather in April.
January and May present contrasting weather conditions. In January, temperatures range from a chilly -5°C (23°F) to a max of 17°C (64°F), with an average of 5°C (41°F), while May brings much warmer temperatures, with a minimum of 5°C (41°F) and a maximum reaching 32°C (90°F), leading to an average of 20°C (68°F). Additionally, January experiences less precipitation at 43 mm (1.7 in) over just 5 days, whereas May sees a significant increase in rainfall to 173 mm (6.8 in) over 10 days. Humidity remains fairly consistent, with January at 82% and May slightly higher at 83%. For more information on the weather specifics in May, see Nagoya weather in May.
In January, the weather is quite cool, with temperatures ranging from a chilly -5°C (23°F) at night to a mild 17°C (64°F) during the day, resulting in an average of 5°C (41°F). This month sees about 43 mm (1.7 in) of precipitation over approximately 5 days, coupled with a relatively high humidity of 82%.
By contrast, June brings significantly warmer temperatures, with a minimum of 12°C (53°F) and a maximum reaching up to 34°C (93°F), leading to an average temperature of 23°C (74°F). However, June is also much wetter, experiencing 148 mm (5.8 in) of rainfall over about 13 days and a slight increase in humidity to 87%. For more detailed insights, check out Nagoya weather in June.
January weather in the region is characterized by cool temperatures, with a range from a chilly -5°C (23°F) at its lowest to a mild high of 17°C (64°F), accompanied by relatively low precipitation of 43 mm (1.7 in) spread over just 5 days. The humidity level sits at 82%, creating a crisp, frosty atmosphere.
In contrast, July offers a dramatic shift, presenting warm to hot temperatures that fluctuate from a minimum of 20°C (67°F) to a maximum of 38°C (100°F), with an average of 27°C (81°F). This month experiences significantly higher rainfall, totaling 295 mm (11.6 in) across 19 days, and higher humidity at 93%, contributing to a muggy, tropical feel. For a closer look at what to expect during this steamy month, check Nagoya weather in July.
January and August present stark contrasts in weather conditions. In January, temperatures range from a chilly -5°C (23°F) at night to a mild average of 5°C (41°F) during the day, with maximums reaching up to 17°C (64°F). The month is characterized by relatively low precipitation, with about 43 mm (1.7 in) falling over approximately 5 days and humidity levels around 82%. In contrast, August brings much warmer temperatures, with nighttime lows of 19°C (67°F) and daytime averages soaring to 29°C (85°F), peaking at a sweltering 39°C (103°F). Precipitation in August is significantly higher at 169 mm (6.7 in) over 14 days, and humidity increases to 91%. For more insights on August weather, check out Nagoya weather in August.
January and September present strikingly different weather patterns. In January, temperatures range from a minimum of -5°C (23°F) to a maximum of 17°C (64°F), averaging around 5°C (41°F). During this month, the weather is relatively dry, with 43 mm (1.7 in) of precipitation over just 5 days, and humidity levels at a comfortable 82%. In contrast, September experiences much warmer conditions, with temperatures varying from a minimum of 12°C (53°F) to a scorching maximum of 38°C (101°F), averaging 25°C (77°F). This month brings significantly more rain, with total precipitation of 165 mm (6.5 in) over 16 days, and humidity rises slightly to 87%. For a detailed look at September weather, you can visit Nagoya weather in September.
The weather in January contrasts strikingly with that of October. In January, temperatures range from a chilly minimum of -5°C (23°F) to a maximum of 17°C (64°F), with an average of 5°C (41°F). The month sees relatively low precipitation, with about 43 mm (1.7 in) spread over just 5 days and a humidity of 82%. In comparison, October features much milder conditions, with minimum temperatures starting at 7°C (44°F) and soaring to a maximum of 32°C (90°F), averaging around 19°C (66°F). Precipitation is significantly higher in October, reaching 210 mm (8.2 in) across 12 days, along with a slightly increased humidity level of 85%. For more details on the October weather, visit Nagoya weather in October.
January and November present quite different weather experiences. In January, temperatures range from a chilly minimum of -5°C (23°F) to a pleasant maximum of 17°C (64°F), with an average of 5°C (41°F). The month sees about 43 mm (1.7 in) of precipitation over approximately 5 days, and humidity hovers around 82%. In contrast, November features milder temperatures, with a minimum of 0°C (32°F) and a maximum reaching 25°C (76°F), averaging at 13°C (55°F). The precipitation is slightly higher at 54 mm (2.1 in) over 6 days, with humidity levels remaining similar at 83%. For more detailed information, you can check Nagoya weather in November.
In January, temperatures range from a minimum of -5°C (23°F) to a maximum of 17°C (64°F), with an average of 5°C (41°F). The month sees about 43 mm (1.7 in) of precipitation over 5 days, accompanied by a humidity level of 82%. In contrast, December is slightly milder, featuring temperatures that dip to a minimum of -3°C (28°F) and peak at 21°C (70°F), with an average temperature of 7°C (45°F). December experiences a bit more rainfall, totaling 51 mm (2.0 in) over the same number of rainy days, with humidity slightly higher at 83%. For more specific details on December conditions, you can check Nagoya weather in December.
In January, Nagoya's winter chill sets in, with temperatures that can dip quite low, offering a stark contrast to the milder months ahead. This month often brings a unique blend of crisp air and occasional precipitation, creating a brisk atmosphere that invites cozy indoor activities. With humidity levels hovering around 82%, January feels particularly damp, making it essential to prepare for cooler outings. As you navigate through the winter season in this vibrant city, experience its distinct character that January uniquely presents. For a deeper understanding of what to expect throughout the year, check out Nagoya Climate.