Yokosuka Weather in January

January in Yokosuka brings low temperatures, with daytime highs of 11°C (52°F) and nights around 6°C (43°F). Quite a bit of rainfall is expected, around 87 mm (3.4 in), so pack an umbrella.

Rainfall in Yokosuka in January

Historically, the month has about 11 days of rain, averaging 87 mm (3.4 in) in total. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Yokosuka in January

Daytime temperatures in Yokosuka reach 11°C (52°F) in January, dropping to 6°C (43°F) at night. January marks the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. January usually brings the most temperate weather conditions of the year.

Sunshine in Yokosuka in January

The area experiences a moderate amount of sunshine, with approximately 185 hours of sunlight expected. This means a decent mix of sun and overcast.

If you prefer enjoying temperate temperatures and rain-free days, May, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.