Climate · Tomamu

Tomamu in October

Cool and wet, as the days shorten.

Typical weather, averaged over 30 years

October in Tomamu is cool: highs near 57°F, lows near 41°F. Rain falls on about three days a week, less often as the month goes on, and the days shorten by 1 hour from the first week to the last.October in Tomamu is cool: highs near 14°C, lows near 5°C. Rain falls on about three days a week, less often as the month goes on, and the days shorten by 1 hour from the first week to the last.

High
57°F14°Caverage
Low
41°F5°Caverage
Wet days
3a week · 48% of days
Daylight
10h 54mon average

Is October a good time to visit Tomamu?


October sits outside Tomamu's best months, which run from July to August. Expect cool days and rain 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 October sits in the year

week by week

Temperature

Highs near 57°F in October, against 22°F to 75°F through the year.Highs near 14°C in October, against -6°C to 24°C through the year.

Chance of a wet day

48% of days in October, against 47% to 56% through the year.

Cloud cover

49% cover in October, against 49% to 72% through the year.

Daylight

10h 54m in October, against 9h 03m to 15h 19m through the year.

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

Either side


  1. September68°20°low 52°low 11°3 wet days a weekRain on about three days a week.
  2. October57°14°low 41°low 5°3 wet days a weekRain on about three days a week.
  3. November42°6°low 27°low -3°4 wet days a weekRain on about four days a week.

Where Tomamu sits, in October

Asia/Tokyo

this place
typical high in October 40°F4°C95°F35°C
Sunrise, mid-October
5:41 AMsets 4:49 PM
Above the sea
620 mupland
Latitude
43.1°Nnorthern hemisphere
Nearest of ours
Sapporo103 km west

The land around Tomamu, shaded by its typical high in October, 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 October

high · low · wet days

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