＜Four Seasons, Temperatures, and Clothing for Lake Kawaguchi

Spring (March-May) temperatures and clothing at Kawaguchiko (Fuji Five Lakes)

Spring around Lake Kawaguchi is about 5°C cooler than the average temperature in Tokyo. In March, when Mount Fuji still stands snow-capped, the average low temperature at Lake Kawaguchi is –1.7°C, and in April, the average low is 3.1°C—it’s cold enough that you’ll need a down coat or a heavy coat.By mid-April, you can witness a spectacular display of Fuji and blooming flowers. First, varieties such as Somei-Yoshino and Ooyamazakura cherry blossoms paint the area around Lake Kawaguchi pink.Although the sun shines at midday and the high temperature reaches over 15°C, the low is around 6°C. Since temperatures drop significantly in the mornings and evenings, it’s a good idea to bring a thick cardigan or down jacket.
Around Golden Week, the high temperatures rise above 18°C. Tulips are in full bloom at Lake Yamanaka, and at Lake Motosu,
moss phlox is in full bloom. However, even during this season, the wind blowing down from Mount Fuji can feel chilly, so it’s a good idea to carry a hoodie or a light jacket with you.

Summer (June-August) Temperatures and Clothing at Lake Kawaguchi (Fuji Five Lakes)

June brings hydrangeas in full bloom along the shores of Lake Kawaguchi and roses in full bloom at the “Lake Kawaguchi Music Box Forest Museum.” The average temperature remains comfortable at 17.9°C. However, temperatures drop sharply when it rains, so be sure to carry a hoodie or similar jacket with you.
July and August are bustling months, with lake activities like bass fishing and camping, as well as fireworks festivals held at various lakes. While the average high temperature rises to around 28°C, it feels cool and comfortable in the shade.
Short-sleeved shirts paired with a light cardigan are the best choice for clothing.If you’re visiting tourist spots like “Fugaku Wind Cave” or “Naruzawa Ice Cave, ” where the temperature inside the caves is only about 3°C, be sure to bring a jacket.
From June to August, the weather around Lake Kawaguchi is changeable, and this is also the time of year with the highest rainfall. Just to be safe, we recommend keeping rain gear on hand.

Autumn (September to November) temperatures and clothing at Lake Kawaguchi (Fuji Five Lakes)

In early autumn around Lake Kawaguchi—where the average temperature is about 5°C lower than in Tokyo—the first signs of the season are the delicate cosmos flowers blooming along the lakeshore.The average temperature in September is 18.8°C, making it comfortable and ideal for enjoying “the autumn of the arts,” such as visiting art museums around the lake. However, rainfall is as heavy as during the rainy season, so rain gear is essential. In late September, there are many days when it feels chilly, so be sure to wear long pants, a long-sleeved undershirt, and a thick shirt or jacket.
By October, when the first snow on Mount Fuji is observed, temperatures drop sharply, with the average low falling to 9°C. In November, when the autumn foliage reaches its peak, the average high is 14.0°C.Nighttime temperatures drop below 3°C, and at the various autumn foliage spots featuring nighttime illuminations, it gets cold enough to light bonfires. You’ll be well-prepared if you bundle up with a thick undershirt, a sweater, a coat, and boots—making sure to keep your feet warm as well.

Winter (December to February) Temperatures and Clothing at Kawaguchiko (Fuji Five Lakes)

The average maximum temperature in the Kawaguchi Lakes area is about 8°C in December, but the average minimum temperature drops to -3.1°C. The ground freezes and snow falls. The ground freezes and snowfall increases. Fuji and its reflection on the lake can be clearly seen in the clear air until March.
The average maximum temperature in January and February is about 6°C and the average minimum temperature is about -6°C. In some months, the average temperature is more than 7°C lower than in Tokyo. Despite the bitter cold, there are a variety of winter events, such as the Hatsuhinode pilgrimage to Mt. Fuji and the "Lake Nishiko Juhyo Festival," which attracts a lively crowd. When going out, be sure to take warm-up precautions such as wearing thick innerwear, sweaters, and down coats, as well as snow boots in case of snow. Smaller items are also necessary: scarves, ear muffs, gloves, hats, and body warmers.

<Glamping resort to enjoy the nature of Lake Kawaguchi>.

After enjoying sightseeing, head to HOSHINOYA Fuji, a hillside glamping resort built in a national park overlooking Lake Kawaguchi. Spending time by the fire, enjoying meals in the forest, and the exhilaration of exercising in nature are all extraordinary experiences that everyone instinctively feels comfortable with, but that are difficult to experience in modern city life.