Last updated: August 21, 2025
In Amami, Japan, January offers a mild tropical climate, with average temperatures hovering around 16°C (61°F). Daily highs can reach a pleasant 22°C (72°F), while nights cool down to a minimum of 10°C (50°F). Visitors can expect a fair amount of moisture, with 98 mm (3.9 in) of precipitation spread over approximately 12 days. The humidity level is at 72%, creating a lush atmosphere that enhances the natural beauty of this charming island. Whether exploring scenic landscapes or enjoying local culture, January in Amami promises a unique experience for all.
In Amami, Japan, January welcomes mild temperatures that set the stage for a temperate winter. With minimums around 10°C (50°F) and an average of 16°C (61°F), the month is comfortably cool, reaching a maximum of 22°C (72°F) on warmer days. This pattern transitions smoothly into February, where temperatures continue to hold steady, indicating a slight warming trend. The gradual increase toward spring becomes evident as March rolls in, showcasing a minimum of 13°C (55°F) and an average of 18°C (65°F). Overall, January serves as a gentle reminder of Amami's subtropical climate, where the transition into warmer months begins early, making it a unique escape in the colder season.
In January, Amami experiences a moderate precipitation amount of 98 mm (3.9 in) over 12 days, setting the tone for a progressively wetter year ahead. As winter transitions into early spring, rainfall begins to rise sharply, peaking in June with a staggering 433 mm (17.0 in), while the number of rainy days increases, culminating in a wet season that spans from late spring into early autumn. Notably, the gradual increase in precipitation reflects a shifting climate pattern, with February and March also seeing growing totals of 114 mm and 159 mm, respectively. This trend continues into the summer months, highlighting Amami's lush, verdant landscapes nurtured by abundant rainfall.
In January, Amami, Japan, experiences a comfortable humidity level of 72%, marking the beginning of a gradual increase that characterizes the winter months. As the year unfolds, humidity steadily rises, peaking at a notable 89% in July. This uptick in moisture is especially pronounced from April onwards, where levels climb consistently, mirroring the onset of the warmer seasons. While August's humidity dips slightly to 84%, the overall trend remains high throughout the summer, creating a lush environment typical of tropical climates. As the year winds down, humidity begins to taper off, falling to 74% in December, signaling a return to more temperate conditions by early winter. This cyclical pattern highlights Amami's humid subtropical climate, where moisture levels play a significant role in shaping the landscape and weather experiences throughout the year.
In January, Amami, Japan, experiences a UV Index of 6, which corresponds to a high exposure category, allowing for approximately 25 minutes of safe sun exposure. As the year progresses, the UV Index sharply rises, peaking at an extreme 12-13 in the summer months of June through August, where the burn time dramatically shrinks to just 10 minutes. This trend highlights a significant increase in UV radiation intensity, urging residents and visitors to take necessary precautions during peak sun hours. By late autumn and winter, the index drops back to 8 in October and November, then down to 6 again in December, returning to safer exposure times. For detailed information on UV levels throughout the year, check out Amami UV Index.
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In January, Amami basks in a modest 144 hours of sunshine, marking the beginning of a gradual ascent in daylight hours as winter gives way to spring. By February, sunshine increases to 195 hours, heralding the promise of warmer days. This upward trend continues, with March witnessing 236 hours, and April bringing even more brightness at 262 hours. As the lush landscapes of May soak up 287 hours of sunshine, the peak arrives in the summer months, with July seeing an impressive 310 hours and August even more radiant at 323 hours. As the year transitions to autumn, daylight gradually retreats, yet remains generous with 286 hours in September and 266 hours in October. By November and December, the sunshine wanes to 226 and 175 hours, respectively, wrapping up the year in a gentle embrace of twilight. This rhythmic cycle of sunshine not only reflects the changing seasons but also dances in harmony with the natural beauty that characterizes Amami.
In Amami, Japan, the likelihood of sunny weather in January stands at a modest 29%, marking it as one of the cloudier months of the year. While February shows a slight increase to 37%, the sunshine begins to peek through more consistently in the early spring months, settling around 35% in both March and April. Interestingly, the sunniness dips again in May with only 19% chance, likely making way for the rainy season. As we move into the summer months, the chance of sun fluctuates between 12% in June and a more optimistic 25% in July, before climbing back to 37% in August. Notably, September and October boast higher probabilities of clear skies at 50% and 48% respectively, highlighting a beautiful transition into fall. Overall, while January may not offer much sunshine, the overall trend indicates a gradual increase as the seasons change, inviting more brightness as the year unfolds.
In January, Amami, Japan, welcomes a modest 10 hours of daylight, marking the beginning of a gradual increase in light as the year unfolds. By February and March, daylight extends to 11 hours, hinting at the coming spring. As temperatures rise, the month of April brings 12 hours, setting the stage for longer, sun-filled days. The ascent continues into May and June, when daylight reaches its peak at 13 hours, creating an inviting atmosphere for outdoor activities. This sunny trend persists through the summer months of July and August, before tapering back to 12 hours in September. With the onset of autumn, daylight gradually diminishes, returning to 11 hours in October and settling back to 10 hours by November and December. Overall, this rhythmic cycle showcases the enchanting dance of daylight in Amami, reflecting the seasonal shift from winter's retreat to summer's embrace.
In January, Amami, Japan, welcomes the new year with a brisk average wind speed of 7.3 m/s (16 mph), setting a lively tone for winter. This gusty start paves the way for a slight increase in February, reaching 7.9 m/s (18 mph), before the winds ease to a gentle 6.0 m/s (13 mph) in March. As spring approaches, the wind takes on a more dynamic character again in April, climbing back up to 7.6 m/s (17 mph), only to drop to a calmer 5.6 m/s (12 mph) by May. This trend of fluctuating winds continues throughout the summer and autumn months, with notable surges in October and November, where consistent speeds of around 7.1 m/s to 7.4 m/s (16 mph) create a vibrant atmosphere, before concluding the year back at 7.1 m/s (16 mph) in December. Overall, January’s winds herald a month of change, marking an energetic start that sets the stage for the shifting patterns that follow.
Weather in Amami varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Amami, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather typically sees temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (72°F), with an average temperature of 16°C (61°F). This month experiences around 98 mm (3.9 in) of precipitation over approximately 12 days, contributing to a humidity level of 72%.
In contrast, February maintains a similar average temperature of 16°C (61°F) but sees a slightly lower minimum of 9°C (49°F) and a marginally higher maximum of 23°C (73°F). Precipitation increases to 114 mm (4.5 in) across about 14 days, resulting in a humidity of 70%.
For more detailed weather insights, you can explore Amami weather in February.
In January, the weather features a mild temperature range with minimums of 10°C (50°F), averaging at 16°C (61°F), and maximums reaching 22°C (72°F). The month experiences significant precipitation, with 98 mm (3.9 in) falling over 12 days, while humidity sits at 72%. By March, temperatures rise slightly, with minimums at 13°C (55°F) and an average of 18°C (65°F), peaking at 23°C (73°F). However, March brings increased rainfall, totaling 159 mm (6.3 in) across 15 days, along with a slight uptick in humidity to 76%. For more detailed insights, you can check out Amami weather in March.
In January, the weather experiences milder temperatures with an average high of 22°C (72°F) and a low of 10°C (50°F), along with a humidity level of 72% and 98 mm of precipitation over 12 days. As April approaches, the climate warms slightly, boasting an average temperature of 20°C (68°F), with highs reaching up to 25°C (78°F) and lows around 13°C (56°F). However, April tends to be wetter, with total precipitation increasing to 121 mm (4.8 in) while humidity also rises to 82%. For a more detailed view of April's climate, you can check Amami weather in April.
In January, the weather is cooler with minimum temperatures around 10°C (50°F) and average temperatures reaching 16°C (61°F), while maximums peak at 22°C (72°F). There is also a moderate amount of rainfall, totaling 98 mm (3.9 in) over approximately 12 days, along with a humidity level of 72%. By contrast, May experiences significantly warmer temperatures, with a minimum of 18°C (65°F), an average of 23°C (73°F), and maximums climbing to 27°C (80°F). The month also sees increased precipitation, totaling 213 mm (8.4 in) spread over about 16 days, and a rise in humidity to 84%. For more detailed information, check out Amami weather in May.
January and June present strikingly different weather patterns. In January, temperatures range from a mild 10°C (50°F) at night to 22°C (72°F) during the day, accompanied by an average precipitation of 98 mm (3.9 in) over 12 days, and a comfortable humidity level of 72%. In contrast, June sees a significant rise in temperatures, with minimums of 20°C (69°F) and daytime highs reaching up to 28°C (83°F). However, this increased warmth comes with a considerable increase in rainfall, totaling 433 mm (17.0 in) across 20 days, and higher humidity levels at 87%. For more detailed insights into the weather conditions during this month, check out Amami weather in June.
January and July present strikingly different weather conditions. In January, temperatures range from a minimum of 10°C (50°F) to a maximum of 22°C (72°F), with an average of 16°C (61°F). The month experiences approximately 98 mm (3.9 in) of precipitation over 12 days and has a humidity level of 72%. In contrast, July is much warmer, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), averaging 28°C (82°F). This month sees increased rainfall, with around 185 mm (7.3 in) over 13 days and a higher humidity of 89%. For a deeper dive into July's weather specifics, check out Amami weather in July.
In January, the weather is relatively mild, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (72°F) and an average of 16°C (61°F). The month sees around 98 mm (3.9 in) of precipitation over 12 days, accompanied by a humidity level of 72%. In contrast, August brings significantly warmer temperatures, with a minimum of 25°C (77°F), an average of 28°C (83°F), and a maximum of 31°C (87°F). This month experiences more precipitation as well, totaling 193 mm (7.6 in) over 14 days, and higher humidity at 84%. For a detailed overview of August's weather in Amami, check out Amami weather in August.
The weather in January offers a mild climate with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (72°F) and an average of 16°C (61°F). The month sees a fair amount of precipitation, totaling 98 mm (3.9 in) over approximately 12 days, with humidity levels at 72%. In contrast, September experiences significantly warmer temperatures, with a minimum of 24°C (75°F) and a maximum reaching 30°C (87°F), averaging around 27°C (82°F). However, it also brings more rain, with precipitation reaching 223 mm (8.8 in) spread over 20 days, resulting in a higher humidity of 81%. For a detailed look at September weather, you can check Amami weather in September.
In January, temperatures range from a mild 10°C (50°F) at night to a comfortable average of 16°C (61°F) during the day, peaking at 22°C (72°F). The month experiences about 98 mm (3.9 in) of precipitation across 12 days, with a humidity level of 72%. In contrast, October sees warmer temperatures, with minimums around 20°C (68°F), an average of 25°C (77°F), and maximums reaching 28°C (83°F). This month is also wetter, accumulating 151 mm (5.9 in) of rainfall over 14 days and higher humidity at 79%. For a closer look at October weather specifics, you can check out Amami weather in October.
In January, temperatures in Amami range from a minimum of 10°C (50°F) to a maximum of 22°C (72°F), with an average of 16°C (61°F), while November sees warmer conditions with temperatures starting at 16°C (62°F) and peaking at 26°C (78°F), averaging 21°C (71°F). Both months experience precipitation on about 12 days, but November receives slightly more rain, totaling 121 mm (4.8 in) compared to January's 98 mm (3.9 in). Additionally, November has a higher humidity level at 77% compared to January's 72%, making the air feel more humid as the year draws to a close. For more detailed information, you can visit Amami weather in November.
In January, the weather is slightly cooler with temperatures averaging 16°C (61°F), compared to December's milder average of 18°C (65°F). The maximum temperatures also drop from 25°C (77°F) in December to 22°C (72°F) in January. Additionally, January experiences less precipitation, totaling 98 mm (3.9 in) over 12 rainy days, whereas December sees a higher precipitation of 125 mm (4.9 in) over 16 days. Humidity remains relatively consistent, with January at 72% and December slightly higher at 74%. For more detailed insights, you can check Amami weather in December.
January in Amami presents a distinctive climate experience, characterized by cooler temperatures and increased humidity compared to other months. With an average temperature hovering around a mild 16°C (61°F), this winter month often invites cozy attire and serene outdoor explorations. While the rainfall is noted, with nearly half the days seeing precipitation, it's the balance of warmth and moisture that defines January's charm. This unique weather pattern offers a refreshing contrast to the sultry summer months, making it an ideal time for those who appreciate a more temperate climate. For a deeper understanding of Amami's weather throughout the year, visit Amami Climate.