Last updated: August 21, 2025
Fujisawa experiences a mild January, where temperatures fluctuate between a maximum of 18°C (64°F) and a minimum of 1°C (34°F), with an average of 8°C (47°F). The city sees 64 mm (2.5 in) of precipitation over approximately 6 days, contributing to a relatively high humidity level of 76%. While the month brings a chance of rain, it also offers a refreshing winter atmosphere, perfect for exploring the scenic beauty of Fujisawa.
In Fujisawa, Japan, January tends to be a chilly yet refreshing month, with temperatures ranging from a brisk 1°C (34°F) at night to a maximum of 18°C (64°F) during the day. The average temperature hovers around 8°C (47°F), providing a cool respite as the year begins. As January progresses, the city sees the gradual emergence of milder conditions, a trend that continues into February, when nighttime lows increase slightly to 2°C (36°F). The consistency in average temperatures remains a hallmark of winter in Fujisawa, as it stabilizes around 8°C (47°F) during these early months. This mild climate creates a perfect opportunity for locals and visitors to enjoy outdoor activities while reveling in the stillness of winter before the warm embrace of spring arrives.
In January, Fujisawa experiences relatively mild precipitation, with 64 mm (2.5 in) falling over only 6 days. This sets the tone for a winter month that balances the ebb and flow of rain, hinting at the upcoming seasonal transition. As the city heads into February, precipitation slightly decreases to 62 mm (2.4 in) but maintains a similar frequency of rainy days. The arrival of spring brings a significant rise in rainfall in March, where totals jump dramatically to 172 mm (6.8 in) over 12 days, indicating the start of a wetter season ahead. This upward trend continues into the warmer months, peaking in July with a hefty 226 mm (8.9 in). By the time autumn rolls around, the yearly cycle shows a clear pattern: as temperatures rise, so does the precipitation, peaking again in October with an impressive 303 mm (11.9 in). Thus, January serves as a calm before the storm, embodying a transitional phase that foreshadows the lush, rain-laden spring and summer to follow.
In January, Fujisawa, Japan, experiences a relatively high humidity level of 76%, setting the tone for the winter months. Following this, February sees a slight drop to 74%, while March continues the trend with 70%, indicating a gradual decrease. As spring emerges in April, humidity rises again to 74%, highlighting the region's fluctuating moisture levels. The onset of summer in May brings a notable spike to 81%, leading into a steamy June at 88%. This trend culminates in July, where peak humidity reaches an impressive 93%, before tapering slightly in August at 90%. The moderate yet high humidity persists into September at 86%, followed by a gradual decline throughout the fall, with October at 83%, November at 80%, and finally returning to 78% in December. This cyclical pattern illustrates Fujisawa's humid climate, characterized by peaks during the summer months and a comforting dampness throughout the rest of the year.
In January, Fujisawa experiences a moderate UV Index of 4, indicating that sun exposure can lead to potential skin damage in about 30 minutes. As the months progress, the UV Index begins to climb, reaching 5 in February, but it’s in March that significant change occurs with a very high UV Index of 8. The trend continues upwards, peaking in May and June at an alarming 11, which classifies the conditions as extreme—requiring only 10 minutes before one risks sunburn. As summer transitions to autumn, the UV Index slightly decreases, settling at 10 in September, showcasing the seasonal fluctuations in sun intensity that characterize Fujisawa's climate. For more detailed information, visit Fujisawa UV Index.
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In Fujisawa, Japan, the journey through the year presents a charming evolution of sunlight. January kicks off with 187 hours of sunshine, setting a cozy start to the year. As winter gradually loosens its grip, sunlight bathes the city more generously, culminating in March with 255 hours. Spring bursts forth in April and May, bringing a delightful peak of 269 and 286 hours respectively, highlighting the city's vibrant awakening. Summer shines even brighter, especially in August, when days stretch out to a stunning 297 hours. This sunny abundance starts to retreat in the fall, with September and October seeing 239 and 205 hours, respectively. Yet, the charm doesn't fade; as November and December wrap up the year with a steady 226 hours, Fujisawa's landscape remains beautifully kissed by the sun, reminding us that each season brings its own light.
In Fujisawa, Japan, January greets residents with a 53% chance of sunny weather, which sets a promising tone for the new year. While this figure is comfortably above the averages seen in the dreary summer months, it trails behind the sunnier days of February and November. Interestingly, the likelihood of sunshine gradually fluctuates throughout the spring, dipping to 41% in March before climbing back to 49% in April. Overall, January’s weather represents a transitional phase, where brighter days tease the onset of spring after the generally gray winter months, allowing locals to embrace the sun when it shines.
In Fujisawa, Japan, January ushers in 10 hours of daylight, setting the stage for a gradual increase as the months unfold. This steady rise continues into February, maintaining those 10 hours before daylight extends to 11 hours in March. As spring approaches, April sees a significant upward shift, boasting 13 hours, which peaks at an impressive 14 hours in both May and June. This summer high persists through July and slightly tapers in August to 13 hours, heralding the onset of autumn. As fall settles in, daylight begins its descent, measuring 12 hours in September, and gradually decreasing to 9 hours by December. This trend highlights a harmonious cycle of light throughout the year, reflecting the rhythmic dance of the seasons in Fujisawa.
In Fujisawa, Japan, the January winds blow with an average speed of 5.3 m/s (12 mph), setting the tone for a chilly winter month. As the year progresses into February, the winds pick up slightly to 5.8 m/s (13 mph), peaking briefly before tapering off in March and April, where they settle back to around 5.4 m/s (12 mph) and 5.2 m/s (12 mph), respectively. This pattern reveals a trend of slightly stronger winds at the start of the year, offering a refreshing chill that gradually diminishes as spring approaches. As the temperatures warm, June and July see a notable decline in wind speed, dipping to 3.7 m/s (8 mph) and 3.3 m/s (7 mph), which contrasts sharply with the breezier fall months. By the time the autumn months roll in, the winds revive to a steady pace, averaging 5.4 m/s (12 mph) in both October and December. Overall, January’s invigorating winds serve as a precursor to the calmer summer breezes, illustrating the seasonal dance of Fujisawa’s ever-changing climate.
Weather in Fujisawa varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Fujisawa, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February weather in Fujisawa present some interesting comparisons. In January, temperatures range from a minimum of 1°C (34°F) to a maximum of 18°C (64°F), with an average of 8°C (47°F). The month experiences about 64 mm (2.5 in) of precipitation over 6 days, coupled with a humidity level of 76%. In contrast, February sees a slight increase in the minimum temperature to 2°C (36°F), while the maximum temperature dips insignificantly to 17°C (63°F), maintaining the same average of 8°C (47°F). Precipitation decreases slightly to 62 mm (2.4 in) over 8 days, and humidity levels are slightly lower at 74%. For more detailed information, you can check Fujisawa weather in February.
In January, temperatures range from a chilly 1°C (34°F) at their lowest to a mild maximum of 18°C (64°F), with an average of 8°C (47°F). The month experiences around 64 mm (2.5 in) of precipitation over approximately 6 days, coupled with a relatively high humidity of 76%. In contrast, March sees a slight increase in temperatures, with lows of 3°C (38°F) and highs reaching up to 19°C (66°F), leading to an average of 11°C (52°F). However, it is notably wetter in March, with a significant 172 mm (6.8 in) of rainfall spread over about 12 days, and humidity dropping slightly to 70%. For more specifics on the weather during this month, you can explore Fujisawa weather in March.
In comparing the weather between January and April, January tends to be cooler with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 18°C (64°F) and an average of 8°C (47°F). It experiences less precipitation, at 64 mm (2.5 in) over about 6 days, coupled with a relatively high humidity of 76%. In contrast, April brings milder temperatures, with averages between 6°C (43°F) and 21°C (70°F), showcasing an average of 14°C (58°F). However, it also sees an increase in rainfall, totaling 141 mm (5.5 in) over approximately 12 days, while humidity slightly decreases to 74%. For more detailed information, you can check Fujisawa weather in April.
January and May present contrasting weather conditions. In January, temperatures range from a chilly 1°C (34°F) to a mild 18°C (64°F), with an average of 8°C (47°F). The month sees about 64 mm (2.5 in) of precipitation over six days, accompanied by a humidity level of 76%. In contrast, May brings significantly warmer temperatures, with a minimum of 12°C (54°F), an average of 18°C (65°F), and a peak of 23°C (74°F). However, it is also wetter, receiving 148 mm (5.8 in) of rain over eleven days, while humidity slightly increases to 81%. For more detailed insights, you can refer to Fujisawa weather in May.
In January, the weather is cool with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 18°C (64°F), accompanied by an average temperature of 8°C (47°F). The month sees about 64 mm (2.5 in) of precipitation spread across six days, with a humidity level of 76%. In contrast, June offers a much warmer climate, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 26°C (79°F), and an average temperature of 21°C (70°F). Precipitation significantly increases in June, totaling 197 mm (7.8 in) over 13 days, and humidity rises to 88%. For more detailed information, check out Fujisawa weather in June.
January and July present starkly contrasting weather conditions. In January, temperatures range from a chilly 1°C (34°F) to a mild max of 18°C (64°F), with an average of 8°C (47°F). The month sees about 64 mm (2.5 in) of precipitation over roughly six days, accompanied by a relatively high humidity of 76%. In sharp contrast, July boasts much warmer temperatures, with minimums of 19°C (66°F) and maximums reaching up to 28°C (83°F), averaging around 25°C (77°F). However, July is also characterized by significantly higher precipitation, totaling approximately 226 mm (8.9 in) over 17 days, and an increase in humidity to 93%. For more detailed information, you can visit Fujisawa weather in July.
January and August present stark contrasts in weather conditions. In January, temperatures range from a chilly minimum of 1°C (34°F) to a mild maximum of 18°C (64°F), with an average of 8°C (47°F). This month sees an average precipitation of 64 mm (2.5 in) over about 6 days, and the humidity is relatively moderate at 76%. In contrast, August boasts significantly warmer temperatures, with a minimum of 21°C (70°F), an average of 27°C (80°F), and a maximum reaching up to 31°C (87°F). Precipitation is also more frequent, totaling 129 mm (5.1 in) across 12 days, while humidity rises to a high of 90%. For a deeper look at Fujisawa's climatic conditions in August, visit Fujisawa weather in August.
In January, the weather is characterized by cooler temperatures, with a minimum of 1°C (34°F) and an average of 8°C (47°F), peaking at 18°C (64°F). Precipitation is relatively moderate at 64 mm (2.5 in) over about 6 days, accompanied by a humidity level of 76%. In contrast, September offers a much warmer climate, with minimum temperatures soaring to 18°C (65°F) and an average high of 24°C (75°F), reaching up to 29°C (84°F). However, it is also significantly wetter, experiencing 208 mm (8.2 in) of precipitation across 17 days, resulting in a higher humidity of 86%. For further details on September weather, you can check Fujisawa weather in September.
January and October present contrasting weather conditions. In January, temperatures range from a chilly minimum of 1°C (34°F) to a mild maximum of 18°C (64°F), with an average of 8°C (47°F). The month experiences 64 mm (2.5 in) of precipitation over about 6 days, accompanied by a humidity level of 76%. In stark comparison, October boasts much warmer temperatures with a minimum of 13°C (56°F) and a pleasant maximum reaching 26°C (79°F). The average temperature for October is around 20°C (68°F), but it also sees significantly more rain, totaling 303 mm (11.9 in) over 17 days, with humidity peaking at 83%. This drastic difference highlights the shift from the chill of winter to the more humid and wetter autumn months. For more details, see Fujisawa weather in October.
January typically showcases cooler temperatures, with a minimum of 1°C (34°F) and an average of 8°C (47°F), while November is milder, featuring a minimum temperature of 6°C (43°F) and an average of 15°C (60°F). In terms of precipitation, January sees about 64 mm (2.5 in) of rain over 6 days, whereas November experiences a heavier rainfall of 111 mm (4.4 in) over 12 days. Additionally, humidity levels are slightly higher in November at 80%, compared to January's 76%. For more detailed information, you can check Fujisawa weather in November.
When comparing the weather in January and December, January tends to be cooler with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 18°C (64°F), while December sees slightly warmer averages from 3°C (37°F) to 21°C (69°F). Additionally, January experiences lower precipitation levels at 64 mm (2.5 in) over 6 days, compared to December's 82 mm (3.2 in) over 11 days. Humidity is also marginally lower in January at 76%, compared to December's 78%. For more detailed information, you can check Fujisawa weather in December.
January in Fujisawa offers a distinct contrast to the milder months, presenting cooler temperatures that invite a cozy vibe. With average temperatures settling around 8°C and maximums only reaching 18°C, the chill in the air is palpable, especially in the early mornings and evenings. This month also sees an increase in humidity at 76%, contributing to a more brisk feel, while January's precipitation adds a touch of winter's charm with a moderate 64 mm of rain spread across a mere six days. Overall, the combination of cool temps and humid air marks January as a refreshing departure from the more temperate seasons of Fujisawa. For a deeper dive into the weather patterns throughout the year, explore Fujisawa Climate.