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Climate · Otaru

Otaru in January

Cold and wet, as the days lengthen.

Typical weather, averaged over 30 years

January in Otaru is cold: highs near 32°F, lows near 22°F. Rain or snow falls on about six days a week, and the days lengthen by 32 minutes from the first week to the last.January in Otaru is cold: highs near 0°C, lows near -6°C. Rain or snow falls on about six days a week, and the days lengthen by 32 minutes from the first week to the last.

High
32°F0°Caverage
Low
22°F-6°Caverage
Wet days
6a week · 81% of days
Daylight
9h 23mon average

Is January a good time to visit Otaru?

January sits outside Otaru's best months, which run from June to September. Expect cold days and rain or snow on about six 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 January sits in the year

week by week

Temperature

Highs near 32°F in January, against 32°F to 80°F through the year.Highs near 0°C in January, against 0°C to 27°C through the year.

Chance of a wet day

81% of days in January, against 40% to 81% through the year.

Cloud cover

75% cover in January, against 43% to 75% through the year.

Daylight

9h 23m in January, against 9h 02m to 15h 19m through the year.

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

Either side

  1. December37°3°low 27°low -3°6 wet days a weekRain on about six days a week.
  2. January32°0°low 22°low -6°6 wet days a weekRain on about six days a week.
  3. February32°0°low 21°low -6°5 wet days a weekRain on about five days a week.

Where Otaru sits, in January

Asia/Tokyo
this place
typical high in January 40°F4°C95°F35°C
Sunrise, mid-January
7:05 AMsets 4:24 PM
Above the sea
0 mlow-lying
Latitude
43.2°Nnorthern hemisphere
Nearest of ours
Kiroro13 km south

The land around Otaru, shaded by its typical high in January, 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 January

high · low · wet days
See January on the planning mapThe whole year in Otaru

Typical weather, averaged over 30 years (1995–2024), read 8 km west of Otaru. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. 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 (0 m) against the climate model's (144 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 (0 m) against the climate model's (144 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.