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Atsugi Shi
Atsugi Shi
Kanagawa, Japan

Koai

Koai is a locality in Kanagawa, Japan. The climate is classified as humid subtropical (Köppen Cfa), with rain spread through the year and no real dry season.

Now19°C
Best timeApr · Oct–Nov
Population–
Local time09:26
35.48° N, 139.34° EElevation 66 mUTC+9 · Japan Standard Time
Postal code243-0203
The year in Koaiweather score
JanFebMarAprMayJunJulAugSepOctNovDec64October
October: high / low20° / 14°
Rain this month172mm
Best timeApr · Oct–Nov

Best: Apr · Oct–Nov. Warmth, sunshine and dry days, month by month.

Koai at a glance

Best time to visitApr · Oct–Nov

The months with the highest weather score

Warmest month28°C

Average high in August

Coolest month0°C

Average low in January

Wettest monthJuly

168 mm of rain

Driest monthJanuary

49 mm of rain

Monuments nearby2+

within 6.5 km

Weather in Koai

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

14-day forecast
19°C

Cloudy · wind 4 km/h · humidity 83%

Today hour by hour
Today27 Oct23°16°1.7 mm
Wed28 Oct18°10°5.6 mm
Thu29 Oct14°10°0.6 mm
Fri30 Oct20°10°1 mm
Sat31 Oct21°11°0.7 mm
Sun1 Nov17°11°
Mon2 Nov18°13°1.4 mm
Tue3 Nov15°13°
Wed4 Nov18°13°
Thu5 Nov13°9°1.2 mm

When to go to Koai

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

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score484233605754494860646652
High8°9°12°17°21°23°27°28°25°20°15°11°
Low0°0°4°9°14°18°22°23°20°14°8°3°
Rain (mm)49551101221321701681842101728649
Wet days46121115151917171374

What's on in Koai

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

Monuments and museums in Koai

All monuments

Nature around Koai

Nature in Japan

Wildlife in October

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

Earthquakes around Koai

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

Earthquakes

Strongest nearby since 1950

6.7Chōnan 4 km ↙1987 · 81 km
6.6Katsuura 47 km ↘1986 · 138 km
6.6Ōshima 12 km ↖1978 · 75 km
6.5Minamiizu 19 km ↙1974 · 120 km

Towns and villages around Koai

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

Postal code

243-0203

Places near Koai

Frequently asked questions

When is the best time to visit Koai?
Based on 30-year climate normals, April, October and November offer the best balance of comfortable temperatures, low rainfall and sunshine in Koai.
What is the hottest month in Koai?
August is the warmest month, with average highs of 28°C and lows of 23°C.
What is the coldest month in Koai?
January is the coldest month, with average highs of 8°C and lows of 0°C.
What is the rainiest month in Koai?
July is the wettest month with about 168 mm of precipitation on 19 wet days.
What is the postal code of Koai?
The postal code of Koai is 243-0203.