January Weather in Kagoshima, Japan

Last updated: August 21, 2025

In Kagoshima, Japan, January brings a blend of mild and chilly weather, with temperatures ranging from a maximum of 21°C (69°F) to a minimum of -2°C (29°F) and an average of 9°C (49°F). Visitors can expect around 53 mm (2.1 in) of precipitation over approximately six days, contributing to the region's 72% humidity. This month offers a unique opportunity to experience the serene beauty of Kagoshima, where the cool temperatures create a cozy atmosphere ideal for exploring the diverse landscapes and cultural treasures of the area.

January Temperature in Kagoshima

In January, Kagoshima experiences a cool and crisp climate, with temperatures ranging from a chilly -2°C (29°F) at night to a mild 21°C (69°F) during the day. The average temperature hovers around 9°C (49°F), setting the stage for a refreshing winter atmosphere. As the month progresses into February, temperatures slightly rise, showing the emergence of spring with a minimum of -1°C (31°F) and a consistent maximum of 21°C (70°F). This gradual warming trend continues into March, where the nighttime lows begin at 3°C (38°F) and peak at 25°C (76°F), indicating a clear shift towards the more temperate months ahead. Overall, January serves as a transitional period, bridging the colder winter months with the forthcoming warmth of spring, enticing visitors with its unique blend of seasonal charm.

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

The chart illustrates January temperature patterns in Kagoshima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kagoshima, 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).
JanFebMarAprMayJunJulAugSepOctNovDec484956636975818379716051
Data source: Temperature data for Kagoshima 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 Kagoshima

In Kagoshima, Japan, January heralds the arrival of winter with a modest precipitation total of 53 mm (2.1 in), spread across just 6 days. This relatively low amount signals the driest spell in the early months of the year, particularly when compared to the following February, which sees a dramatic increase to 103 mm (4.0 in), setting the tone for a wet season ahead. As spring transitions into summer, precipitation peaks, with June reaching a staggering 423 mm (16.7 in) over 18 days, indicating a significant uptick in rainfall. This trend of increasing precipitation continues into July, although the number of rainy days also swells to 23, creating a lush landscape typical of the region's summer climate. Thus, while January may appear tranquil and dry, it serves as the precursor to an intoxicating rhythm of rain that defines Kagoshima's weather patterns in the months that follow.

January Precipitation Trends in Kagoshima

The chart displays monthly precipitation patterns in Kagoshima, 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 Kagoshima, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec531031701472604234031922541379782
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Kagoshima

In January, Kagoshima experiences a relatively moderate humidity level of 72%, setting the tone for the winter season. As the months progress into February, there’s a slight dip to 68%, but humidity quickly rebounds, returning to 72% by March. This fluctuating pattern leads into a noticeable increase in April, where humidity rises to 79%, marking the start of a more humid climate. The trend continues upward through the spring and into summer, peaking in July at a balmy 90%. Following this peak, humidity begins to decline but remains high throughout the late summer and early autumn months, with notable rates of 80% in September and 78% in October. By the end of the year, November and December see a slight decrease to 76% and 74%, respectively, hinting at the return of drier air as winter approaches again. Overall, Kagoshima's humidity showcases a rhythmic cycle that mirrors the region's changing seasons, providing a humid backdrop for both its vibrant flora and the comfort of its inhabitants.

January Average Humidity in Kagoshima

This chart illustrates the average monthly humidity levels in Kagoshima, 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 Kagoshima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%68%72%79%83%86%90%85%80%78%76%75%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Kagoshima

In Kagoshima, Japan, January presents a UV Index of 5, indicating a moderate level of sun exposure with a burn time of 30 minutes. As the year progresses, the UV Index steadily increases, peaking at a striking 12 in the summer months of May through July, which falls into the extreme category, reducing the burn time to just 10 minutes. This notable rise highlights the region's shift from moderate sun protection needs in winter to heightened caution as spring gives way to summer. Interestingly, following the intense summer sun, the index gradually drops to 6 in November and 4 in December, again suggesting a return to more moderate sun exposure levels. For those planning outdoor activities throughout the year, it's essential to stay informed about these fluctuations in UV intensity to protect skin health. For more detailed insights, visit Kagoshima UV Index.

Maximum UV Index Levels in Kagoshima for January

The chart shows the monthly maximum UV Index (UVI) for Kagoshima 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 Kagoshima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5610111212121311864
Data source: Kagoshima 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 Kagoshima

In Kagoshima, Japan, January greets visitors with a modest 188 hours of sunshine, a gentle prelude to the brighter months ahead. As winter transitions to spring, the sun graces the city with increasing warmth and light, peaking in April with an impressive 289 hours. This rise continues into the summer, with August shining the brightest at 315 hours, making it the sunniest month of the year. However, as autumn approaches, there is a gradual descent in sunshine hours, with December closing the year at 227 hours. Overall, Kagoshima experiences a delightful trend of escalating daylight, encouraging both locals and travelers to embrace the vibrant changes through each season.

Monthly Sunshine Duration in Kagoshima: January Highlighted

The January sunshine duration represents the total number of hours Kagoshima 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.
JanFebMarAprMayJunJulAugSepOctNovDec188h233h267h289h283h255h286h315h274h264h244h227h
Data source: Kagoshima January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kagoshima During January

In Kagoshima, January offers a 41% chance of sunny weather, making it a promising start to the year for those seeking brighter days. While this percentage is slightly lower than February's 45%, it stands out in winter months where sunshine is less frequent. Interestingly, as the seasons transition, March dips to 39%, hinting at a trend towards cloudier days until the welcomed spring months of April and October, which see chances rise to 40% and an impressive 59%, respectively. This persistent variability throughout the year suggests that while January may not guarantee constant sunshine, it does provide a fair opportunity for those looking to soak up some winter rays.

Percentage of Sunny Days in January in Kagoshima

The chart illustrates the percentage of sunny days in Kagoshima 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 Kagoshima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%45%39%40%24%18%20%30%41%59%51%50%
Data source: Kagoshima January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kagoshima in January

In Kagoshima, Japan, the daylight duration in January offers around 10 hours of light, setting the stage for a gradual increase as the seasons transition. February and March see this duration stay consistent at 11 hours, hinting at the early signs of spring approaching. As April arrives, daylight extends to 12 hours, and by May, it reaches its peak at 13 hours, providing long, sunny days. This trend continues into June, boasting an impressive 14 hours of daylight, perfect for outdoor adventures. However, as summer wanes, July and August bring a slight decrease back to 13 hours. Moving into September, the days shorten again to 12 hours, followed by a return to 11 hours in October. This natural ebb and flow continues into the colder months, with daylight dropping back to 10 hours in both November and December, signaling the arrival of winter and cozy indoor gatherings.

Average Daylight Hours in Kagoshima for January

The chart illustrates the variation in daylight duration in Kagoshima throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 2m11h 59m12h 56m13h 45m14h 9m13h 57m13h 15m12h 19m11h 22m10h 32m10h 6m
Data source: Kagoshima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Kagoshima

In Kagoshima, Japan, the January winds arrive with a gentle embrace, averaging 3.1 m/s (7 mph). This early winter breeze sets the tone for the months ahead, as February experiences a slight uptick to 3.7 m/s (8 mph), bringing a brisker feel before calming down again in March to 2.8 m/s (6 mph). As spring approaches, the winds fluctuate, holding steady at 3.1 m/s in April but dipping to 2.7 m/s by May. The warm summer months see a decline, with June recording the softest winds at 2.2 m/s (5 mph). However, as autumn sets in, a resurgence is noted with November’s winds reaching back to 3.0 m/s (7 mph), while December ends the year on a more robust note at 3.5 m/s (8 mph). This cyclical pattern illustrates how Kagoshima's winds follow a rhythmic dance, fluctuating with the seasons yet always maintaining a uniquely calm allure.

Average January Wind Speed in Kagoshima

The chart displays monthly wind speed patterns in Kagoshima, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.1 m/s3.72.83.12.72.22.82.92.32.43.03.5
Data source: Kagoshima January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Kagoshima Compares to Other Months

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

When comparing the weather between January and February, one can observe a slight increase in average temperatures. January sees minimum temperatures drop to -2°C (29°F) while February experiences a minimum of -1°C (31°F). Both months have similar maximum temperatures, capped at around 21°C (69°F) to 21°C (70°F). February, however, is marked by a notable increase in precipitation, with 103 mm (4.0 in) of rain over 10 days, compared to January's 53 mm (2.1 in) over just 6 days. Additionally, February maintains a lower humidity level of 68%, down from January's 72%. For more details on February weather conditions, you can check Kagoshima weather in February.

January and March exhibit notable differences in weather patterns. In January, temperatures range from a minimum of -2°C (29°F) to a maximum of 21°C (69°F), with an average of 9°C (49°F). The month experiences about 53 mm (2.1 in) of precipitation over 6 days and maintains a humidity level of 72%. In contrast, March presents a milder climate with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 25°C (76°F), averaging 13°C (56°F). However, it also sees a significant increase in precipitation, totaling 170 mm (6.7 in) across 12 days, while humidity remains at 72%. For more detailed information on March weather, check out Kagoshima weather in March.

When comparing the weather in January and April, January typically experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 9°C (49°F), while April sees much milder conditions, starting at a minimum of 6°C (44°F) and reaching an average of 17°C (63°F). Additionally, the maximum temperatures in January peak at 21°C (69°F), in contrast to April’s higher maximum of 27°C (81°F). Precipitation is more substantial in April, with 147 mm (5.8 in) over 9 days compared to January's 53 mm (2.1 in) over 6 days. Moreover, April's humidity slightly increases to 79% from January's 72%. For a detailed look at April's climate, visit Kagoshima weather in April.

In January, Kagoshima experiences cool temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 21°C (69°F), with an average temperature of 9°C (49°F). The month sees about 53 mm (2.1 in) of precipitation over six days, coupled with a humidity level of 72%. In stark contrast, May brings a noticeable warmth and humidity, with temperatures ranging from 8°C (47°F) to 31°C (88°F), and an average of 21°C (70°F). Precipitation increases significantly to 260 mm (10.2 in) across twelve days, leading to a higher humidity level of 83%. For more details on the weather in May, you can check Kagoshima weather in May.

In January, the weather is quite chilly, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (69°F) and an average of 9°C (49°F). The month experiences moderate precipitation, totaling 53 mm (2.1 in) over 6 days, with humidity levels around 72%. In stark contrast, June brings much warmer conditions, where temperatures range from a minimum of 15°C (60°F) to a maximum of 32°C (89°F), averaging 24°C (75°F). However, June is also characterized by significantly higher rainfall, with 423 mm (16.7 in) spread across 18 days, and humidity levels rise to 86%. For more details about the June weather, you can check out Kagoshima weather in June.

January and July showcase strikingly different weather patterns. In January, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant average of 9°C (49°F), peaking at a maximum of 21°C (69°F). This month experiences about 53 mm (2.1 in) of precipitation spread over 6 days, with a humidity level of 72%. In contrast, July brings warmth and humidity, with minimum temperatures starting at 19°C (67°F) and averaging 27°C (81°F), reaching highs of 34°C (94°F). This summer month is significantly wetter, receiving 403 mm (15.9 in) of rainfall over 23 days, accompanied by heightened humidity at 90%. For more details about the specific weather conditions in July, visit Kagoshima weather in July.

January and August present starkly contrasting weather conditions. In January, temperatures range from a chilly minimum of -2°C (29°F) to a mild maximum of 21°C (69°F), with an average of 9°C (49°F). The month sees about 53 mm (2.1 in) of precipitation over six days, accompanied by a humidity level of 72%. In sharp contrast, August experiences much warmer weather, with minimum temperatures of 22°C (72°F) and maximums soaring to 36°C (97°F), averaging around 28°C (84°F). This month is also significantly wetter, receiving 192 mm (7.6 in) of precipitation spread across 17 days, with humidity levels rising to 85%. For more details on the August climate, check out Kagoshima weather in August.

In January, the weather is quite cool, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (69°F) and an average of 9°C (49°F). This month experiences lower humidity at 72% and fewer rainy days, totaling only 6 days with 53 mm (2.1 in) of precipitation. In contrast, September brings warm conditions, with temperatures ranging from a minimum of 17°C (64°F) to a high of 34°C (93°F) and an average of 26°C (79°F). This month is characterized by significantly higher humidity at 80% and much more rainfall, with 254 mm (10.0 in) spread over 18 days. For more detailed information on September weather, check out Kagoshima weather in September.

When comparing the weather in January and October, notable differences are apparent. January experiences cooler temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 21°C (69°F), with an average temperature of 9°C (49°F). There are about 6 days of precipitation, totaling 53 mm (2.1 in), and humidity levels sit at 72%. In contrast, October boasts much warmer weather, with minimum temperatures of 11°C (53°F) and maximums reaching 31°C (89°F). The average temperature during this month is a comfortable 22°C (71°F), and precipitation is more frequent, occurring over 9 days with a total of 137 mm (5.4 in), accompanied by a slightly higher humidity of 78%. For more detailed insights into October weather, you can visit Kagoshima weather in October.

January and November showcase distinct differences in weather patterns. In January, temperatures typically range from a minimum of -2°C (29°F) to a maximum of 21°C (69°F), with an average of 9°C (49°F). The month sees around 53 mm (2.1 in) of precipitation over about 6 days, and humidity averages at 72%. In contrast, November enjoys milder weather with minimum temperatures of 3°C (38°F) and a maximum of 26°C (79°F), averaging 16°C (61°F). Precipitation increases to 97 mm (3.8 in) across approximately 9 days, while humidity slightly rises to 76%. For a deeper look into November weather, check out Kagoshima weather in November.

In comparing the weather of January and December, we see notable differences in temperature and precipitation patterns. January experiences a minimum temperature of -2°C (29°F) and an average of 9°C (49°F), with a maximum reaching 21°C (69°F). This month also sees less precipitation, averaging 53 mm (2.1 in) over 6 days, along with a humidity level of 72%. Conversely, December boasts slightly milder temperatures, starting at a minimum of 1°C (34°F), an average of 11°C (51°F), and a maximum of 25°C (77°F). December is also wetter, with 82 mm (3.2 in) of precipitation over 8 days and a humidity level of 74%. For more detailed insights into December weather, you can visit Kagoshima weather in December.

Compare Kagoshima's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Kagoshima

January in Kagoshima presents a distinct contrast to the warmer, more humid months of the year. With temperatures ranging from a cool average of 9°C to a mild 21°C, this month offers a refreshing change, allowing you to experience the serenity of winter. While the occasional rainfall—totaling around 53 mm over six days—adds a touch of chill, it is much less frequent than in the wet season. Additionally, the humidity hovers at a comfortable 72%, making the air feel crisp and invigorating. For those looking to understand more about the weather nuances throughout the year, visit Kagoshima Climate for a comprehensive overview.