Last updated: August 21, 2025
February in Nagano, Japan presents a fascinating blend of winter's chill and occasional warmth. With maximum temperatures reaching a comfortable 16°C (61°F) and a stark average of -1°C (30°F), visitors can experience a dramatic range. Nighttime plunges can be quite frigid, dropping to a minimum of -14°C (7°F). This month also witnesses considerable precipitation, totaling 129 mm (5.1 in) across 19 days, making it one of the wetter months. Adding to the winter ambiance, humidity levels soar to 86%, creating a crisp atmosphere perfect for cozying up or exploring the snowy landscapes.
In Nagano, Japan, February sees a subtle lift in temperature as winter begins to transition towards spring. With minimum temperatures averaging around -14°C (7°F) and maximums reaching up to 16°C (61°F), the month presents a delightful contrast to the frigid January. The overall average temperature hovers just below freezing at -1°C (30°F), indicating a slight warming trend that hints at the approaching mildness of March. February is often characterized by bright blue skies and the beauty of snow-covered landscapes, making it a perfect time for winter sports enthusiasts, while the gradually warming days signal the end of the harshest winter chill. As the days lengthen, it's a picturesque reminder of nature's relentless cycle, setting the stage for the bloom of early spring.
In February, Nagano experiences a shift in weather patterns as winter begins to give way to early signs of spring. With 129 mm (5.1 in) of precipitation over 19 days, February retains a notably wet climate, though it shows a slight decrease compared to January's 144 mm (5.7 in). The frequency of rainy days begins to taper off, hinting at the impending transition to drier months ahead. This trend continues into March, where precipitation stabilizes at 133 mm (5.2 in) over 18 days—indicating that while winter maintains a grip on the region, the gradual warming is setting the stage for seasonal change. As the snow melts and daylight extends, February serves as a bridge in Nagano's climate, showcasing the delicate balance between winter's end and spring's approach.
In February, Nagano experiences a slight dip in humidity, averaging 86%, down from January’s 88%. This modest decline marks the beginning of a gradual trend towards drier conditions as winter transitions into spring. The humidity continues to decrease through March (81%) and April (78%), featuring the driest month before the seasonal rise resumes. As the year progresses, moisture levels climb once again, peaking in the hot summer months of July and August at a high 92%, before gradually easing down again. This cycle showcases Nagano’s distinctive shift from winter chill to the warmth of summer, with February sitting delicately in the middle of this atmospheric transition.
February in Nagano, Japan, marks a noticeable increase in UV exposure, with the UV Index rising to 6, categorizing it as high and reducing the burn time to 25 minutes. This shift from January's moderate conditions emphasizes the importance of sun protection as the days begin to lengthen and the sun's rays become more potent. The trend continues into March, where the UV Index jumps dramatically to 9 and remains at this level into April, indicating a very high risk of harm from unprotected sun exposure. As spring approaches, the growing intensity of sunlight highlights the need for vigilance. For more insights on UV trends throughout the year, visit Nagano UV Index.
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In February, Nagano, Japan welcomes a delightful increase in sunshine, basking in 224 hours of radiant daylight. This shift marks a noticeable jump from January’s 174 hours, signaling the gradual transition towards spring. As colder months give way to longer, sunnier days, February stands out not only for its increased illumination but also for setting the stage for a steady rise in sunshine hours leading into the vibrant months of March and April, where sunny hours peak at 261 and 279 hours respectively. This enchanting blend of winter's chill and the upcoming warmth of spring makes February a captivating time to experience Nagano's stunning landscapes bathed in sunlight.
In Nagano, Japan, the likelihood of sunny weather undergoes a noticeable shift in February, when the chance of sunshine increases to 39%. This marks a significant rise from January's 26%, suggesting that as winter progresses, residents and visitors can expect more opportunities to bask in the sun. The trend continues into April, where the chances peak at 43%, offering a glimpse of the vibrant spring ahead. February serves as a transitional month, bridging the colder, cloudier winter and the brighter spring, making it an ideal time to enjoy the stunning winter landscapes under clearer skies.
As winter gives way to spring, February in Nagano, Japan, brings a noticeable increase in daylight, extending to 10 hours—a welcome shift from the 9 hours typical of January. This gradual emergence of light signals the approach of warmer days, reflected in the steady progression through the seasons. March continues this trend with 11 hours of daylight, paving the way for April’s generous 13 hours. By May, residents can enjoy a full 14 hours of daylight, a peak that holds steady into summer. This rhythm of increasing light not only enhances outdoor activities but also invigorates the community, fostering a sense of renewal as nature awakens from its winter slumber.
In February, the winds of Nagano settle into a gentle rhythm, echoing the serenity of winter's embrace with an average speed of 1.9 m/s (4 mph), mirroring January's calm. This consistency hints at the region's tranquil climate during these cold months, before a slight increase to 2.0 m/s (5 mph) in March heralds the arrival of spring. As the seasons transition, the wind dynamics shift, gradually ascending through the spring months into April, before softening again come summer. February's wind, while unassuming, plays a crucial role in carrying the frosty whispers of winter into the vibrant life of early spring, offering a small yet impactful taste of change amid the stillness.
Weather in Nagano varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Nagano, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of February to January, February exhibits slightly milder temperatures, with an average of -1°C (30°F) compared to January's average of -2°C (29°F). February also sees a higher maximum temperature of 16°C (61°F), while January peaks at 10°C (51°F). However, February experiences a bit more precipitation, with 129 mm (5.1 in) over 19 days, compared to January's 144 mm (5.7 in) across 21 days. Humidity levels are fairly comparable, with February at 86% and January slightly higher at 88%. For more detailed information on January weather specifically, you can visit Nagano weather in January.
In comparing the weather of February and March, February tends to be colder with a minimum temperature of -14°C (7°F) and an average of -1°C (30°F), while March introduces milder conditions, featuring a minimum of -9°C (16°F) and an average of 4°C (39°F). Notably, March sees maximum temperatures reaching up to 21°C (70°F), significantly warmer than February's high of 16°C (61°F). Precipitation levels are relatively similar, with February recording 129 mm (5.1 in) over 19 days and March having slightly more at 133 mm (5.2 in) across 18 days. Humidity also decreases from 86% in February to 81% in March. For a more detailed look at the weather patterns in March, check out Nagano weather in March.
February and April present stark contrasts in weather patterns. February's temperatures range from a chilly -14°C (7°F) as a minimum to a maximum of 16°C (61°F), with an average of -1°C (30°F). This month experiences high humidity at 86% and considerable precipitation, totaling 129 mm (5.1 in) over 19 days. In contrast, April sees milder temperatures, with a minimum of -5°C (22°F), an average of 9°C (48°F), and a maximum of 27°C (81°F). Although April has slightly higher precipitation at 141 mm (5.5 in), it falls over a shorter duration of 16 days, and the humidity drops to 78%. For more detailed insights specific to April, check out Nagano weather in April.
February and May present contrasting weather conditions. In February, temperatures can plunge as low as -14°C (7°F) at night, with an average of around -1°C (30°F) and a peak of 16°C (61°F) during the day. The month is characterized by high humidity at 86% and relatively frequent precipitation, totaling 129 mm (5.1 in) over 19 days. In contrast, May sees more moderate temperatures, with a minimum of 0°C (33°F) and an average rise to 15°C (59°F), reaching up to 31°C (88°F) at its warmest. Although May experiences slightly more precipitation at 160 mm (6.3 in), it falls over just 16 days, and humidity is lower at 81%. For a detailed look at what to expect, check out the Nagano weather in May.
February and June present starkly contrasting weather conditions. In February, temperatures can plunge as low as -14°C (7°F), with an average around -1°C (30°F) and occasional highs reaching 16°C (61°F). The month is characterized by significant humidity at 86% and frequent precipitation, totaling 129 mm (5.1 in) over 19 days. In contrast, June welcomes warmer temperatures, with a minimum of 5°C (41°F), an average of 18°C (65°F), and maximums soaring to 30°C (87°F). While June sees slightly more rainfall at 171 mm (6.7 in) over 18 days, the humidity remains high at 88%. For more details on the June weather, you can visit Nagano weather in June.
February and July in Nagano present strikingly contrasting weather conditions. In February, temperatures can drop as low as -14°C (7°F), with an average around -1°C (30°F) and a maximum of 16°C (61°F), making it the coldest month. The region experiences about 129 mm (5.1 in) of precipitation over 19 days, with a humidity level of 86%. In stark contrast, July boasts a much warmer climate, with minimum temperatures around 15°C (60°F) and an average high of 22°C (73°F), soaring to a maximum of 33°C (91°F). This summer month receives significantly more rainfall, totaling 341 mm (13.4 in) over 25 days, while humidity rises slightly to 92%. For more specifics on Nagano's July weather patterns, you can visit Nagano weather in July.
February and August in Nagano present dramatically different weather conditions. In February, temperatures can plunge to a minimum of -14°C (7°F), with an average of -1°C (30°F) and highs reaching up to 16°C (61°F). The month is characterized by significant precipitation, totaling 129 mm (5.1 in) over 19 days, coupled with high humidity at 86%. In contrast, August experiences a much warmer climate, with minimum temperatures around 11°C (52°F) and an average of 24°C (75°F), peaking at 35°C (95°F). Precipitation increases to 198 mm (7.8 in) over 23 days, while humidity rises slightly to 92%. For more detailed information, you can visit Nagano weather in August.
February and September present stark contrasts in weather conditions. In February, temperatures can drop to a minimum of -14°C (7°F), with an average of -1°C (30°F) and a maximum of 16°C (61°F). This chilly month is marked by significant precipitation, measuring 129 mm (5.1 in) over 19 days, and high humidity levels at 86%. In contrast, September offers a much milder climate with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 32°C (89°F) and an average of 19°C (67°F). This month sees increased rainfall, totaling 194 mm (7.6 in) over the same number of days, while humidity rises slightly to 89%. For more detailed insights into September weather in Nagano, you can refer to Nagano weather in September.
February and October present contrasting weather patterns, with February characterized by much colder temperatures, ranging from a minimum of -14°C (7°F) to a maximum of 16°C (61°F) and an average of -1°C (30°F). Precipitation is moderate in February, with around 129 mm (5.1 in) over 19 days, accompanied by high humidity levels of 86%. In contrast, October sees milder temperatures, with a minimum of 2°C (36°F), an average of 13°C (56°F), and a maximum reaching 28°C (82°F). The month is wetter, with precipitation totaling 217 mm (8.5 in) over 18 days and humidity slightly higher at 87%. For more insights into the climate during this month, visit Nagano weather in October.
February and November present notable differences in weather patterns. In February, temperatures can range from a minimum of -14°C (7°F) to a maximum of 16°C (61°F), with an average of -1°C (30°F), making it one of the coldest months of the year. Conversely, November enjoys milder temperatures, with a minimum of -8°C (19°F) and a maximum of 21°C (70°F), averaging around 7°C (44°F). Precipitation is more prevalent in February, totaling 129 mm (5.1 in) over 19 days, as compared to November's 94 mm (3.7 in) over 15 days. Both months experience high humidity, with February slightly higher at 86% compared to November's 85%. For more detailed insights into November weather, you can check Nagano weather in November.
February weather in Nagano is characterized by slightly lower temperatures compared to December, with average temperatures hovering around -1°C (30°F), while December sees a mild average of 1°C (34°F). Both months experience high humidity levels at 86%, contributing to a chilly feel, but February typically has a wider temperature range with a maximum of 16°C (61°F) compared to December’s maximum of 19°C (66°F). Precipitation is relatively similar, with February receiving 129 mm (5.1 in) over 19 days, whereas December experiences 151 mm (6.0 in) over 20 days. For more detailed information about December's conditions, visit Nagano weather in December.
As February sets in, Nagano experiences a striking shift in weather compared to other months. The chill takes hold with temperatures dipping into the negatives, creating a breathtaking winter wonderland that invites both locals and visitors to embrace the snow. With an average temperature of -1°C, and significant precipitation totaling 129 mm, you can expect frequent snowfalls over 19 days, enveloping the landscape in serene beauty. The humidity level at 86% adds to the crisp, invigorating air, making February a uniquely enchanting time in Nagano. For a deeper understanding of what to expect throughout the year, explore Nagano Climate.