Weather in Japon in décembre
Country-wide climate normals across 64 cities in Japon.
How Hot Is Japon in décembre?
Cool conditions dominate Japon with strong regional contrast — sub--3°C in Asahikawa, milder 21°C in Naha.
Sunshine in Japon in décembre
Japon's December brings mixed skies — Tokyo averages 3.0h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 6:40 am and 4:30 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In Japon In décembre?
Typical December rainfall covers Japon: about 82mm in Tokyo across 9 days, with wetter conditions in coastal regions and drier conditions inland. Expect showers about half the days, but extended dry stretches between them. The pattern is variable but predictable.
Is Japon Humid In décembre?
Mugginess defines Japon'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 Japon In décembre
Gentle steady winds define Japon's December: Tokyo averages 18 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Does It Snow In Japon In décembre?
Japon sees occasional dustings in December: Tokyo averages 1.0 snow days, and higher-elevation cities see noticeably more. The snow is typically light and short-lived, with most of the country still seeing more rain than snow.
Cloud Cover In Japon In décembre
Japon sees mostly cloudy weather through December: Tokyo averages 62% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.