Chase the autumn leaves in Japan
Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.
Yamanakako Weather in December
In Yamanakako, December brings low daytime temperatures around 10°C (50°F), with nights cooling to 1°C (34°F). It is the driest month of the year, with minimal rainfall.
Rainfall in Yamanakako in December
Expect fewer clouds and less rain as the month goes on. This makes it an ideal time for outdoor activities, even though the temperatures are on the cooler side. Typically, about 10 days will experience rainfall, with an average of 86 mm (3.4 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Yamanakako in December
In December, expect low temperatures in Yamanakako, with highs of 10°C (50°F) and lows of 1°C (34°F) at night. December is part of the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights fall to 1°C (34°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.December in Yamanakako has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Yamanakako Temperature in December
Min Temperature
1°C (34°F)
Max Temperature
10°C (50°F)
Chance of Rain
33%
Precipitation
86 mm (3.4 in)
Rainy days
10 days
Humidity
47% *
* Data from: Mount Fuji, Japan (13 KM, 8 Miles).
Yamanakako Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Yamanakako - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Yamanakako typically drop from around 12°C (54°F) at the start of December to approximately 8°C (46°F) by the end. Nights are very cold, with lows typically ranging from -6°C (21°F) to -2°C (28°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 records for Yamanakako in December
Browse day-by-day weather records for Yamanakako spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Yamanakako historical weather extremes in December
Our historical data for Yamanakako spans 1976 to 2025, revealing these weather extremes.
- The hottest December day on record in Yamanakako reached 21°C (70°F) (December 5, 2004).
- Yamanakako experienced its chilliest December day on December 30, 1994, reaching only -3°C (27°F).
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
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Yamanakako in December
Dress warmly and in layers for your trip to Yamanakako in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Yamanakako in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling4/10 -
Walking4/10 -
Barbeque1/10 -
Camping4/10 -
Outdoor sports4/10
Yamanakako 3-Day Forecast
More climate data for Yamanakako
See the full Yamanakako climate overview or explore weather in Japan.
Popular in December
Where to go in December - average daytime high across popular destinations.
Naha
22°C (72°F) Tokyo
13°C (55°F) Osaka13°C (55°F) Hakone
12°C (54°F) Kyoto11°C (52°F) Hakuba
3°C (37°F) Sapporo2°C (36°F) Niseko
1°C (34°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Chase the autumn leaves in Japan
Walk the 88 temple circuit
We recommend walking the 88 temple circuit from April til October. Although June, July and August can be a bit wet, hot and humid.
The famous bamboo forests of Arashiyama
The famous bamboo forests of Arashiyama lie just outside the city center of Kyoto and is unique in the world. If you look at photos of this bamboo forest, it looks like you have landed in a fairy-tale world.
10 reasons why you should visit Japan in winter
Here are 10 reasons why you should plan a winter trip to Japan. During this period, popular sights are less busy and prices for flights and hotels much cheaper.