Weather in Jepang in Desember
Country-wide climate normals across 64 cities in Jepang.
How Hot Is Jepang in Desember?
Cool conditions dominate Jepang with strong regional contrast — sub--3°C in Asahikawa, milder 21°C in Naha.
Sunshine in Jepang in Desember
Sun and cloud trade off across Jepang in December: Tokyo averages 3.0h of direct sun a day, with daylight from 6:40 am to 4:30 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Jepang In Desember?
Moderate rainfall defines Jepang's December: Tokyo averages 82mm across 9 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is Jepang Humid In Desember?
Mugginess defines Jepang's December: humidity averages 66% in Tokyo, and the air feels noticeably heavy across most regions. Sweat sits on the skin longer than it would in drier conditions, and overnight relief is limited. Pack light, breathable fabrics.
Wind In Jepang In Desember
Light breezes are typical across Jepang in December: 18 kph in Tokyo, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Does It Snow In Jepang In Desember?
Light snow occasionally falls across Jepang in December — averaging 1.0 days in Tokyo, with higher elevations seeing more. Coastal and southern regions may see none at all, while inland and mountain areas catch most of the snow. The pattern is brief and patchy rather than sustained.
Cloud Cover In Jepang In Desember
Cloudy skies dominate Jepang in December — 62% cover in Tokyo, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.