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Climate · Nozawa Onsen

Nozawa Onsen in December

Chilly and wet, as the days hold steady.

Typical weather, averaged over 30 years

December in Nozawa Onsen is chilly: highs near 43°F, lows near 26°F. Rain or snow falls on about five days a week, and daylight holds at about 9 hours 40 minutes.December in Nozawa Onsen is chilly: highs near 6°C, lows near -3°C. Rain or snow falls on about five days a week, and daylight holds at about 9 hours 40 minutes.

High
43°F6°Caverage
Low
26°F-3°Caverage
Wet days
5a week · 76% of days
Daylight
9h 40mon average

Is December a good time to visit Nozawa Onsen?

December sits outside Nozawa Onsen's best months, which run in two parts: May to July, or September to October. Expect chilly days and rain or snow on about five days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How December sits in the year

week by week

Temperature

Highs near 43°F in December, against 37°F to 84°F through the year.Highs near 6°C in December, against 3°C to 29°C through the year.

Chance of a wet day

76% of days in December, against 49% to 83% through the year.

Cloud cover

69% cover in December, against 58% to 72% through the year.

Daylight

9h 40m in December, against 9h 40m to 14h 39m through the year.

Week by week, lightly smoothed, with December shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. November56°13°low 38°low 3°4 wet days a weekRain on about four days a week.
  2. December43°6°low 26°low -3°5 wet days a weekRain on about five days a week.
  3. January37°3°low 22°low -6°6 wet days a weekRain on about six days a week.

Where Nozawa Onsen sits, in December

Asia/Tokyo
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
6:52 AMsets 4:31 PM
Above the sea
600 mlow-lying
Latitude
36.9°Nnorthern hemisphere
Nearest of ours
Karuizawa65 km south

The land around Nozawa Onsen, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Japan in December

high · low · wet days
See December on the planning mapThe whole year in Nozawa Onsen

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Nozawa Onsen. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.