Suwa Weather in December

During December, Suwa experiences low daytime temperatures of 6°C (43°F) and cooler nights around -4°C (25°F). As the driest month of the year, and part of the winter season, snow/rainfall is at its lowest.

Rainfall in Suwa in December

December is the month with the least rainfall. Whether you're keen on hiking, city exploring, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans, even if it's not the warmest time of year. Typically around 16 days of snow/rainfall are expected, averaging 82 mm (3.2 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Suwa in December

In December, expect low temperatures in Suwa, with highs of 6°C (43°F) and lows of -4°C (25°F) at night. The winter season is characteristic of December. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights drop below freezing to -4°C (25°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Suwa in December

The days are predominantly sunny, with an estimated total of around 201 hours of sunshine. Despite the cool temperatures, these sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Suwa. Our weather planner can help you explore destinations with more pleasant weather conditions.