Mount Fuji Weather in December
December in Mount Fuji typically sees daytime highs of 10°C (50°F) and nighttime lows of 1°C (34°F). With the least rainfall of the year, it's a reliably dry month. It falls within the winter season.
Rainfall in Mount Fuji in December
The month is known for having the least rain of the year. The dry conditions are worth making the most of, even if you'll want a warm layer. On average, there are about 10 days with rain during this month, averaging 93 mm (3.7 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Mount Fuji in December
If you're visiting Mount Fuji in December, expect highs of 10°C (50°F) and overnight lows around 1°C (34°F). The month of December belongs to the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. At 1°C (34°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Mount Fuji. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Mount Fuji's climate page.
Mount Fuji Temperature in December
Min Temperature
1°C (34°F)
Max Temperature
10°C (50°F)
Chance of Rain
34%
Precipitation
93 mm (3.7 in)
Rainy days
10 days
Humidity
47%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Mount Fuji typically stay consistent throughout December, with daily highs averaging around 10°C (50°F). Nights are very cold, with lows typically ranging from -10°C (14°F) to -6°C (21°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Mount Fuji in December
Browse day-by-day weather records for Mount Fuji spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mount Fuji historical weather extremes in December
Based on weather observations in Mount Fuji between 1976 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Mount Fuji reached 20°C (68°F) (December 22, 1979).
Best Places in Japan in December
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Mount Fuji in December
We recommend to layer up for chilly conditions in Mount Fuji in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Mount Fuji in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Mount Fuji's climate page.
See the full Mount Fuji climate overview or explore weather in Japan.
