Climate · Osaka

Osaka in January

Chilly and mostly dry, as the days lengthen.

Typical weather, averaged over 30 years

January in Osaka is chilly: highs near 50°F, lows near 34°F. Rain falls on about two days a week, more often as the month goes on, and the days lengthen by 23 minutes from the first week to the last.January in Osaka is chilly: highs near 10°C, lows near 1°C. Rain falls on about two days a week, more often as the month goes on, and the days lengthen by 23 minutes from the first week to the last.

High
50°F10°Caverage
Low
34°F1°Caverage
Wet days
2a week · 22% of days
Daylight
10h 07mon average

Is January a good time to visit Osaka?


January sits outside Osaka's best months, which run in two parts: May, or October. Expect chilly days and rain on about two 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 50°F in January, against 50°F to 92°F through the year.Highs near 10°C in January, against 10°C to 33°C through the year.

Chance of a wet day

22% of days in January, against 22% to 52% through the year.

Cloud cover

49% cover in January, against 42% to 69% through the year.

Daylight

10h 07m in January, against 9h 52m to 14h 26m 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. December55°13°low 39°low 4°2 wet days a weekRain on about two days a week.
  2. January50°10°low 34°low 1°2 wet days a weekRain on about two days a week.
  3. February51°11°low 34°low 1°2 wet days a weekRain on about two days a week.

Where Osaka sits, in January

Asia/Tokyo

this place
typical high in January 40°F4°C95°F35°C
Sunrise, mid-January
7:05 AMsets 5:09 PM
Above the sea
10 mlow-lying
Latitude
34.7°Nnorthern hemisphere
Nearest of ours
Kyoto43 km north-east

The land around Osaka, 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

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Osaka. 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.