Yamanashi Weather in December

December in Yamanashi typically sees daytime highs of 7°C (45°F) and nighttime lows of -2°C (28°F). With the least snow/rainfall of the year, it's a reliably dry month. It falls within the winter season.

Rainfall in Yamanashi in December

This month is a reliable choice for exploring, with the driest conditions of the year, even if you'll need to dress for cooler weather. Historically, the month has about 10 days of snow/rain, averaging 67 mm (2.6 in) in total. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Yamanashi in December

Yamanashi in December gets highs of 7°C (45°F) during the day and drops to -2°C (28°F) at night. December is a notable month of the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of -2°C (28°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

Sunshine in Yamanashi in December

The city usually sees around 172 hours of sunlight, indicating a moderately sunny period.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Yamanashi. Our weather planner can help you explore destinations with more pleasant weather conditions.