Mount Fuji Weather

What Is the Climate in Mount Fuji?

Mount Fuji has an altitude of 3,776 meters.This creates distinct climates between its summit and the foothills. The summit experiences an alpine and tundra climate, characterized by cold and windy weather year-round, with snow remaining on the summit till early June. The area surrounding the foothills of Mount Fuji has a temperate maritime climate with distinct four seasons: spring sees the snow melt and temperatures gradually rise; summer is hot and very humid; autumn gradually cools; and winter is very cold.

Temperature

The annual temperature difference at the foot of Mount Fuji is relatively large, with an average high of 5 to 28 degrees Celsius (41 to 82.4 degrees Fahrenheit) and an average low of -1 to 18℃ (30.2 to 64.4℉). Besides, there is a significant annual average temperature difference between the summit and mountain base, about 22°C, and the daily average temperature difference is around 20°C.

What is the hottest month in Mount Fuji?

August is the hottest month in Mount Fuji, but there is no scorching heat; the monthly average temperature at the foot of the mountain is 18-28°C (64.4-82.4℉), with the highest temperature of only around 30°C (86℉). The average temperature at the top of the mountain is between 4-10°C (39.2-50℉).

What is the coldest month in Mount Fuji?

January is the coldest month in Mount Fuji. The low temperatures in the foothills of the mountain are basically below 0℃ (32℉) throughout the month, and the average high temperature is only around 5°C. The top of the mountain is already covered with snow and is closed to climbers.

Average Temperature of the Foothills of Mount Fuji

	Jan.	Feb.	Mar.	Apr.	May.	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
High (℃)	5	6	11	16	21	23	27	28	24	18	14	9
Low (℃)	-6	-5	-1	5	9	14	16	18	15	9	2	-3

Average Temperature of the Summit of Mount Fuji

	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
High (℃)	-15	-14	-11	-6	-1	4	8	10	7	1	-6	-12
Low (℃)	-21	-21	-18	-12	-6	-1	3	4	1	-5	-12	-18

Precipitation & Humidity

Mount Fuji weather is humid and rainy. The annual precipitation under the Mount Fuji is 1500mm on average, with the least precipitation in winter and the most precipitation in summer, followed by autumn and spring. The top of the mountain is more prone to snowfall due to its high altitude and low temperature outside the climbing season.

What months does Mount Fuji have snow?

Mount Fuji is covered with snow for about 7-8 months in a year. Snow usually starts to accumulate in early October or early November of the previous year. The snowcap can be seen almost every day in November. By April of the following year, the snow-covered area expands to its maximum and the snow is the thickest. The snow begins to melt slowly in May and melts faster in early June.

Average Precipitation

	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
mm	97	125	184	190	187	260	262	198	286	254	136	93
Days	12	14	17	16	16	20	21	19	19	15	12	10

Average Humidity of the Foothills of Mount Fuji

	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
%	62	63	67	68	73	80	81	81	82	81	74	66

Average Humidity of the Summit of Mount Fuji

	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
%	53	56	61	63	60	70	79	75	67	53	52	52

What Is the Best Month to Visit Mount Fuji?

The best time to enjoy the snowy scenery of Mount Fuji is from December to February in winter when the visibility is the highest due to frequent sunny weather. 

The opening period for climbing Mount Fuji is from early July to early September when the temperature on the mountain basically remains above freezing point. In particular, the period from the end of July to the end of August marks the peak season for climbing Mount Fuji.

Mount Fuji Weather by Seasons & Travel Recommendations

Spring: March to May

 Weather
Mount Fuji weather in spring is becoming warmer and warmer, with the maximum temperature ranging from 11-21℃ (51.8-69.8℉) on average. However, the temperature drops quickly after sunset when it is generally below 10℃. In March, the average low temperature remains below 0℃, so you can see that snow is not melted completely in some areas under the mountain. On the mountain top, it’s freezing cold, with the average temperature ranging from -18 to -1℃ (-0.4 to 30.2℉).

Precipitation is commonly seen in the surrounding area of the Mount Fuji, where there are approximately 16-17 rainy days every month.

 Dressing Guide
In March, you are recommended to wear a long sleeved-shirt plus a fleece-line hoodie or a wool sweater inside, and a jacket outside; as for the bottom, it’s safe to add a pair of long johns beneath your thick sweatpants. In April and May, you can wear a shirt and a cardigan together with casual pants most time; but you’d better bring a thermal outwear in case the temperature drops down when the sun is absent. As for the shoes, prepare a thick one like the hiking boots for cooler days and a thin one like the canvas shoes for warmer days.

 Travel Recommendations & Tips
Early to mid-April is the best time to view cherry blossoms, which are in full bloom in places like the Lake Kawaguchi, Arakurayama Sengen Park, and Oshino Hakkai. Wear a mask if you have a sensitive nose to pollen.

If the weather is fine, you can still see the snow-capped summit of the Mount Fuji till mid-May.

Summer: June to August

 Weather
The weather gradually turns from warm to hot in summer months. The average temperature at the foot of the mountain is usually between 20-30℃ (68-86℉), while it’s between 0-10℃ most of the time at the top of the mountain. Rainy weather is quite often throughout the whole summer, especially in the rainy season from early June to Late July when the monthly average rainy days are no less than 20.

 Dressing Guide
Under the mountain, a summer shirt together with thin pants or short trousers are suitable in sunny days. If it is overcast or cloudy, accompanied by winds, it’s better to add a thin coat outside. Casual sneakers are comfortable for walking.

As for mountain climbers, you are advised to wear warmer clothes like the 3-in-1 jacket and wind-proof pants. Climbing boots and googles are essential for you.

 Travel Recommendations & Tips
The climbing season of Mount Fuji is from early July to early September each year. Mountain climbers reach the peak point during the Obon Festival in mid-August. If you are a mountain climbing enthusiast, you’d better check the weather forecast in time for the mountaineering routes will be closed due to heavy rain or strong winds.

Every year in early August, the Lake Kawaguchi Festival is held, and you can see grand fireworks lighting up the night sky. Besides, you can enjoy activities such as canoeing and wakeboarding on the Lake Yamanaka.

Autumn: September to November

 Weather
It’s getting cooler and cooler in autumn under the mountain. The daytime temperature in September is around 15-25℃ (59-77℉), and in November it may drop to around 5-15 (41-59℉). At the top of the mountain, it is usually between -5 to 5℃ (23-41℉) during the day.

Precipitation is large and frequent in early and mid-autumn. Then, it decreases both in quantity and frequency in November.

 Dressing Guide
In September to early October, you can wear summer clothes like a T-shirt with thin trousers, and prepare a thin coat for the cooler hours. If you are going to visit Mount Fuji in mid or late October, be sure to prepare layers like the long-sleeved shirt, thin hoodie, cardigan to cope with the temperature fluctuations. In November, the temperature drops further, so you’d better wear warmer outwear like the trench coat or the jacket with linings together with sweatpants. Canvas shoes are suitable for early autumn and thicker one like the walking shoes are enough for mid and late autumn.

 Travel Recommendations
Late October to mid-November is the best time to enjoy the autumn leaves, when maple trees in places like along the shores of Lake Kawaguchi display their charming red and orange colors.

After late October, you can also see elegant white swans wintering near the Lake Yamanaka.

Winter: December to February

 Weather
Mount Fuji has a cold climate in winter. During the day, the temperature is generally within 10℃, but it turns freezing cold in the evening. Precipitation is mainly in form of light rain and snowfall. Due to climate change, the first snowfall on Mount Fuji may be advanced or delayed. 

 Dressing Guide
Wool sweater plus fur-lined coat together with thermal sweatpants are suitable to keep warm. Besides, you are advised to wear a winter hat and scarf for extra warmth. As for the shoes, snow boots are optimal.

 Travel Recommendations & Tips
Except for watching the snow-capped Mount Fuji, there are more interesting winter activities you can add into your 2025 Mount Fuji travel itineraries. Every winter, there are light art exhibitions in the Lake Kawaguchi and Lake Yamanaka. You can also enjoy winter fireworks in the Oike Park. Furthermore, the Snow Festival is held in the Saiko Wild Bird Forest Park from late January to February, when you can admire beautiful frost-covered trees. As a reminder, you’d better be careful of the slippery icy roads.