ClimateExplore the planning map
Climate · Nikko

Nikko in December

Cold and damp, as the days hold steady.

Typical weather, averaged over 30 years

December in Nikko is cold: highs near 40°F, lows near 24°F. Rain or snow falls on about three days a week, and daylight holds at about 9 hours 41 minutes.December in Nikko is cold: highs near 4°C, lows near -4°C. Rain or snow falls on about three days a week, and daylight holds at about 9 hours 41 minutes.

High
40°F4°Caverage
Low
24°F-4°Caverage
Wet days
3a week · 39% of days
Daylight
9h 41mon average

Is December a good time to visit Nikko?

December sits outside Nikko's best months, which run from June to September. Expect cold days and rain or snow on about three 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 40°F in December, against 34°F to 77°F through the year.Highs near 4°C in December, against 1°C to 25°C through the year.

Chance of a wet day

39% of days in December, against 39% to 88% through the year.

Cloud cover

62% cover in December, against 58% to 71% through the year.

Daylight

9h 41m in December, against 9h 41m to 14h 38m 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. November52°11°low 35°low 2°3 wet days a weekRain on about three days a week.
  2. December40°4°low 24°low -4°3 wet days a weekRain on about three days a week.
  3. January34°1°low 19°low -7°3 wet days a weekRain on about three days a week.

Where Nikko sits, in December

Asia/Tokyo
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
6:47 AMsets 4:27 PM
Above the sea
1,269 mupland
Latitude
36.7°Nnorthern hemisphere
Nearest of ours
Karuizawa91 km south-west

The land around Nikko, 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 Nikko

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Nikko. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,269 m) against the climate model's (1,117 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,269 m) against the climate model's (1,117 m). 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.