Hiroshima Weather in December

December in Hiroshima brings low temperatures, with daytime highs of 12°C (54°F) and nights around 4°C (39°F). Quite a bit of rainfall is expected, around 69 mm (2.7 in), so pack an umbrella.

Rainfall in Hiroshima in December

Past climate data indicates that roughly 16 days will see rain, totalling around 69 mm (2.7 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Hiroshima in December

Temperatures in Hiroshima in December top out at 12°C (54°F) and drop to 4°C (39°F) overnight. December is part of the winter season. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Hiroshima in December

With about 142 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Should you favor a climate that's both dry and comfortably warm, May and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.