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Aso-shi
Aso-shi
Kumamoto, Japan

Kōsui

Kōsui is a locality in Kumamoto, Japan, 477 m above sea level. The climate is classified as humid subtropical (Köppen Cfa), with rain spread through the year and no real dry season.

Now19°C
Best timeMay · Sep–Oct
Population–
Local time00:37
32.95° N, 131.01° EElevation 477 mUTC+9 · Japan Standard Time
The year in Kōsuiweather score
JanFebMarAprMayJunJulAugSepOctNovDec76October
October: high / low20° / 11°
Rain this month150mm
Best timeMay · Sep–Oct

Best: May · Sep–Oct. Warmth, sunshine and dry days, month by month.

Kōsui at a glance

Best time to visitMay · Sep–Oct

The months with the highest weather score

Warmest month28°C

Average high in August

Coolest month-2°C

Average low in January

Wettest monthJuly

734 mm of rain

Driest monthDecember

83 mm of rain

Monuments nearby1+

within 9.6 km

Weather in Kōsui

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
19°C

Cloudy · wind 6 km/h · humidity 97%

Today hour by hour
Today25 Oct25°19°2 mm
Mon26 Oct22°18°39.9 mm
Tue27 Oct20°11°0.5 mm
Wed28 Oct17°8°
Thu29 Oct17°7°0.5 mm
Fri30 Oct17°13°12.3 mm
Sat31 Oct18°10°
Sun1 Nov19°9°
Mon2 Nov17°9°16.1 mm

When to go to Kōsui

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score343231606253484961766142
High6°8°12°17°21°24°27°28°25°20°14°8°
Low-2°-1°2°7°12°17°21°21°17°11°5°0°
Rain (mm)10314624726433271073433330515012883
Wet days89121212162120171076

What's on in Kōsui

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Kōsui

All monuments

Nature around Kōsui

Nature in Japan

Wildlife in October

The birds and mammals of Japan seen most this month, compared with the rest of their year.

The sky over Kōsui

Eclipses and meteor showers

Earthquakes around Kōsui

The last 30 days within 300 km, and the record since 1950.

Earthquakes

Strongest nearby since 1950

7.5Nichinan 19 km ↗1961 · 142 km
7.5Otsuki 56 km ↙1968 · 131 km
7.1Miyazaki 19 km ↘2024 · 140 km
7.1Tsuno 37 km →1969 · 125 km

Towns and villages around Kōsui

Each with its own page: weather, climate and the best time to visit.

Places near Kōsui

Frequently asked questions

When is the best time to visit Kōsui?
Based on 30-year climate normals, May, September and October offer the best balance of comfortable temperatures, low rainfall and sunshine in Kōsui.
What is the hottest month in Kōsui?
August is the warmest month, with average highs of 28°C and lows of 21°C.
What is the coldest month in Kōsui?
January is the coldest month, with average highs of 6°C and lows of -2°C.
What is the rainiest month in Kōsui?
July is the wettest month with about 734 mm of precipitation on 21 wet days.