Last updated: August 21, 2025
In Kamiamakusa, Japan, January brings a diverse climate marked by a maximum temperature of 19°C (66°F) and an average of 7°C (46°F), showcasing the region's winter charm. While temperatures dip to a minimum of -2°C (29°F), visitors will experience a cool dampness with an average humidity level of 75%. January also registers 60 mm (2.4 in) of precipitation over approximately 6 rainy days, adding a refreshing touch to the winter landscape. Embrace the season’s unique blend of mild warmth and crisp air as you explore the stunning features of this coastal city.
In Kamiamakusa, Japan, January heralds the winter season with temperatures that fluctuate significantly. The month typically begins with chilly nights, often dipping to a minimum of -2°C (29°F), while the average day warms up to 7°C (46°F). As the month progresses, daytime temperatures can reach a pleasant 19°C (66°F), hinting at the transition towards milder weather. This gradual warming trend continues into February, where the minimum temperature only shifts slightly to -1°C (31°F), showcasing the region's cold yet bearable winters. As spring approaches in March, the temperatures rise notably, with averages climbing to 13°C (55°F) and maximums soaring to 23°C (74°F). Overall, January sets a brisk tone for the year, as the climate evolves from frosty nights to surprisingly mild afternoons, paving the way for the vibrant warmth that follows in the spring months.
In January, Kamiamakusa experiences a relatively mild start to the year, with precipitation averaging 60 mm (2.4 in) over the course of just 6 rainy days. This sets the stage for an increasing trend in both rainfall and the number of wet days as the year unfolds. By February, precipitation nearly doubles, reaching 98 mm (3.9 in) across 10 days, signaling the arrival of more significant winter weather. As spring approaches, March sees a further jump to 140 mm (5.5 in), with 13 days of precipitation, indicating a clear upward trajectory in both intensity and frequency. This pattern continues through the spring and summer months, culminating in a peak in July, where the region records a hefty 427 mm (16.8 in)—almost seven times the January total. The data reveals a clear seasonal shift, transitioning from the relatively dry January to a humid and vibrant summer, ultimately shaping the climate of this coastal destination.
In January, Kamiamakusa experiences a notable humidity level of 75%, setting the stage for a cool yet damp beginning to the year. This humidity, while relatively moderate, is part of a seasonal trend that sees an upward trajectory as the months progress. As spring approaches, humidity levels rise to 78% in April, and by the time summer arrives, the air becomes significantly more humid, peaking at a staggering 92% in July. This pattern continues, with humidity remaining high through the warmer months before tapering off in the autumn. The gradual increase from January through July highlights Kamiamakusa's transition from a cooler winter climate to a hot and humid summer, ultimately creating a distinctive atmospheric experience for both residents and visitors alike.
In January, Kamiamakusa experiences a moderate UV Index of 5, allowing for a burn time of about 30 minutes before the sun's rays become a concern. As the months progress toward spring, we see a noticeable upward trend, with February’s UV Index rising to 6, indicating a shift to a high exposure category. By March, the UV Index escalates dramatically to 9, pushing the burn time down to just 15 minutes in the face of very high exposure. This upward trend peaks during the summer months, reaching an extreme UV Index of 12 in May, June, and July, and even climbing to 13 in August, where the burn time shortens to an urgent 10 minutes. As the season transitions into fall, the index gradually declines but remains significant, dropping to a very high level of 8 in October, before tapering off to 6 in November and fading to a moderate level of 4 by December. The ebb and flow of UV exposure throughout the year highlights the importance of sun protection during the more intense months. For more detailed analysis, visit Kamiamakusa UV Index.
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In Kamiamakusa, Japan, January ushers in a modest 189 hours of sunshine, laying the groundwork for a steady increase in light throughout the year. As winter gives way to spring, February sees a notable jump to 236 hours, signaling longer days ahead. The arrival of March brings even more brightness at 268 hours, while April peaks with 286 hours, showcasing the region's vibrant transition into spring. However, as the year progresses, sunshine begins to fluctuate slightly, with May providing 282 hours and June dipping to 257 hours. The summer months flourish with July and August boasting 274 and an impressive 305 hours, respectively. As the days shorten into fall, sunshine remains plentiful, with September at 264 hours and October capturing 262 hours. Ultimately, November and December wrap up the year with 241 and 224 hours, respectively, indicating a gentle retreat into winter but still reflecting a significant annual sunlit journey in this charming coastal haven.
In Kamiamakusa, Japan, the likelihood of sunny weather in January stands at a moderate 40%, suggesting a reasonably bright start to the year. This probability remains consistent with April, which also offers a 40% chance of sunshine, indicating that winter's chill does not entirely overshadow the potential for clear skies. As the months progress, odds of sun fluctuate, peaking in October at an impressive 61%, while the summer months show a noticeable decline, with the chances plummeting below 20% in July and June. This trend highlights how January strikes a balance; while not the sunniest month, it offers a refreshing contrast to the often overcast summer, making it a delightful choice for those seeking a touch of winter sunshine.
In January, Kamiamakusa experiences about 10 hours of daylight, marking the start of the year with long nights and shorter days. As winter gives way to spring, daylight gradually increases, reaching 11 hours in both February and March. By April, the days become even brighter, with 12 hours of sunlight ushering in the vibrant spring season. The ascent continues into the summer months, peaking at 14 hours of daylight in both June and July, making this period perfect for outdoor activities. However, as August fades, daylight begins to wane again, with 13 hours still providing ample time for summer enjoyment. The gradual retreat continues into the fall and winter, with daylight decreasing to 10 hours by November, remaining consistent through December. This rhythmic ebb and flow of sunlight reflects the natural cycle of the seasons in this beautiful region of Japan.
January in Kamiamakusa, Japan, greets visitors with a gentle average wind speed of 2.7 m/s (6 mph), a trend that remains consistent through February, making for a crisp and refreshing winter experience. As spring approaches, the winds tend to calm slightly, decreasing to 2.6 m/s (6 mph) in March and April, before dipping further to 2.5 m/s (6 mph) in May. The summer months bring a slight resurgence, with July experiencing winds of 2.3 m/s (5 mph), though June stands out with a notably lighter breeze at 1.7 m/s (4 mph). As the year progresses into the autumn months, wind speeds stabilize between 2.0 m/s (4 mph) in September and 2.2 m/s (5 mph) in November, before bouncing back to 2.6 m/s (6 mph) in December, wrapping up the year with revitalizing gusts. Overall, the wind patterns in Kamiamakusa create a unique seasonal rhythm, enhancing the serene beauty of this picturesque locale.
Weather in Kamiamakusa varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Kamiamakusa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather features a minimum temperature of -2°C (29°F) and an average of 7°C (46°F), with highs reaching 19°C (66°F). The month typically sees about 60 mm (2.4 in) of precipitation over approximately 6 days and maintains a humidity level of 75%. In contrast, February experiences slightly warmer temperatures, with a minimum of -1°C (31°F) and an average of 8°C (47°F), while still hitting a maximum of 19°C (67°F). However, February is wetter, accumulating 98 mm (3.9 in) of precipitation over about 10 days, and has a slightly lower humidity of 71%. For more detailed information, you can check Kamiamakusa weather in February.
January weather is characterized by colder temperatures, with a minimum of -2°C (29°F) and an average of 7°C (46°F), reaching a maximum of 19°C (66°F). This month experiences moderate rainfall, accumulating around 60 mm (2.4 in) over approximately 6 days, alongside higher humidity levels at 75%. In contrast, March sees a notable increase in temperatures, starting from a minimum of 4°C (39°F) and averaging 13°C (55°F), with a maximum of 23°C (74°F). However, March is also wetter, receiving 140 mm (5.5 in) of precipitation across 13 days, while the humidity slightly decreases to 71%. For a detailed overview of weather conditions in March, you can visit Kamiamakusa weather in March.
In January, the weather is typically cooler, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 19°C (66°F), and an average of 7°C (46°F). The month sees about 60 mm (2.4 in) of precipitation over approximately 6 days, accompanied by a humidity level of 75%. In contrast, April experiences a notable warming trend, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 26°C (79°F), and an average of 17°C (62°F). This month tends to be wetter as well, with 135 mm (5.3 in) of precipitation over around 10 days, and humidity rising slightly to 78%. To learn more about the specifics of spring weather, check out Kamiamakusa weather in April.
In January, the weather is brisk, with temperatures ranging from a chilly -2°C (29°F) at the minimum to a comfortable 19°C (66°F) at the maximum. The month sees an average temperature of 7°C (46°F) and experiences moderate precipitation of 60 mm (2.4 in) over six days, accompanied by a humidity level of 75%. In contrast, May brings much warmer conditions with temperatures fluctuating between a minimum of 11°C (52°F) and a maximum of 29°C (84°F), averaging 21°C (70°F). Precipitation significantly increases to 213 mm (8.4 in) over 12 days, and humidity rises to 84%. For a detailed look at what to expect in May, visit Kamiamakusa weather in May.
January and June present stark contrasts in weather conditions. While January temperatures range from a chilly -2°C (29°F) to a mild average of 7°C (46°F), June offers a much warmer experience, with minimum temperatures starting at 16°C (61°F) and averaging around 24°C (75°F). Precipitation also differs significantly; January sees around 60 mm (2.4 inches) over just 6 days, whereas June experiences a much wetter climate with 307 mm (12.1 inches) of rain across 17 days. The humidity levels also rise, from 75% in January to a humid 86% in June, indicating a marked shift to a more tropical feel during the summer months. For more details about the June weather, you can visit Kamiamakusa weather in June.
January and July present a stark contrast in weather conditions. In January, temperatures range from a chilly -2°C (29°F) at night to a moderate 19°C (66°F) during the day, with an average of 7°C (46°F). This month sees a total of 60 mm (2.4 in) of precipitation over just 6 days, accompanied by a humidity level of 75%. In contrast, July is much warmer, with nighttime temperatures rarely dropping below 21°C (69°F) and peaking at a sweltering 34°C (94°F), averaging 27°C (81°F). The month is also significantly wetter, with 427 mm (16.8 in) of rainfall spread across 19 days and humidity levels averaging 92%. To learn more about specific weather conditions during this month, you can check out Kamiamakusa weather in July.
January and August present strikingly different weather conditions. In January, temperatures range from a chilly -2°C (29°F) at their lowest to a pleasant 19°C (66°F) at their peak, with an average of 7°C (46°F). The month sees around 60 mm (2.4 in) of precipitation over approximately 6 days, and humidity hovers at 75%. In contrast, August is characterized by much warmer weather, with temperatures starting at a minimum of 21°C (71°F) and soaring up to a scorching maximum of 36°C (96°F), averaging 29°C (84°F). Precipitation increases significantly to 246 mm (9.7 in) over 16 days, and humidity rises noticeably to 91%. For more details on the climate during this summer month, you can check Kamiamakusa weather in August.
January and September exhibit striking contrasts in weather. In January, temperatures range from a chilly -2°C (29°F) to a pleasant maximum of 19°C (66°F), with an average of 7°C (46°F). This month is characterized by relatively low precipitation of 60 mm (2.4 in) over just 6 days and a humidity level of 75%. Conversely, September brings much warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to a peak of 34°C (93°F) and an average of 25°C (78°F). The rainfall significantly increases to 198 mm (7.8 in) spread over 15 days, along with higher humidity at 84%. For a detailed look at September weather patterns, visit Kamiamakusa weather in September.
January and October present starkly different weather conditions. In January, temperatures range from a chilly -2°C (29°F) at night to a mild 19°C (66°F) during the day, with an average temperature of 7°C (46°F). The month sees about 60 mm (2.4 in) of precipitation over approximately 6 days, accompanied by a relative humidity of 75%. In contrast, October offers a much warmer environment, with temperatures ranging from 12°C (54°F) to a peak of 32°C (89°F), averaging around 21°C (69°F). This month also experiences higher rainfall, totaling 124 mm (4.9 in) over about 10 days, and a slightly increased humidity level of 83%. For more insights, you can check Kamiamakusa weather in October.
When comparing the weather in January and November, several notable differences emerge. January is generally colder, with average temperatures ranging from a chilly -2°C (29°F) to a mild maximum of 19°C (66°F), while November enjoys a much warmer climate with temperatures ranging from a minimum of 5°C (41°F) to a comfortable 24°C (76°F). Precipitation levels also vary, with January receiving 60 mm (2.4 in) over six days, compared to November's higher total of 85 mm (3.3 in) over nine days. Additionally, November tends to be more humid, averaging 81%, compared to January's 75%. For a more detailed look at November weather specifics, you can refer to Kamiamakusa weather in November.
January weather exhibits slightly cooler temperatures compared to December, with minimums reaching down to -2°C (29°F) and an average of 7°C (46°F), whereas December starts from a minimum of 0°C (33°F) and averages a more moderate 9°C (48°F). December also experiences higher maximum temperatures, peaking at 23°C (74°F) compared to January's high of 19°C (66°F). In terms of precipitation, December is wetter with 86 mm (3.4 in) over 7 days, while January has 60 mm (2.4 in) falling on 6 days. Humidity levels are slightly higher in December at 79%, compared to 75% in January. For more information on December's weather, visit Kamiamakusa weather in December.
As January settles in, Kamiamakusa experiences a noticeable shift in weather compared to other months. With maximum temperatures hovering around a mild 19°C, the average dips to a chillier 7°C, while lows can plummet to -2°C, highlighting the season's crispness. January also brings with it increased humidity levels at 75% and about 60 mm of precipitation over six days, creating a refreshing, yet occasionally damp atmosphere. This transitional month offers visitors a unique glimpse into the region's winter charm, making it distinct from the warmer, more temperate months ahead. For more insights on what to expect, explore the full details at Kamiamakusa Climate.