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Aomori Shi
Aomori Shi
Aomori, Japan

Hamadate

Hamadate is a locality in Aomori, Japan, close to the sea. The climate is classified as hot-summer humid continental (Köppen Dfa), with warm summers, cold winters and precipitation in every season.

Now9°C
Best timeMay–Jun · Sep
Population–
Local time18:42
40.81° N, 140.79° EElevation 12 mUTC+9 · Japan Standard Time
Postal code030-0947
The year in Hamadateweather score
JanFebMarAprMayJunJulAugSepOctNovDec55October
October: high / low16° / 9°
Rain this month127mm
Sea this month19°
Best timeMay–Jun · Sep

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

Hamadate at a glance

Best time to visitMay–Jun · Sep

The months with the highest weather score

Warmest month27°C

Average high in August

Coolest month-7°C

Average low in January

Wettest monthDecember

160 mm of rain

Driest monthApril

82 mm of rain

Warmest sea23°C

August

Monuments nearby4+

2 of them World Heritage

Weather in Hamadate

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

14-day forecast
9°C

Clear · wind 9 km/h · humidity 71%

Today hour by hour
Today26 Oct14°8°
Tue27 Oct16°8°
Wed28 Oct7°3°14.6 mm
Thu29 Oct12°4°
Fri30 Oct18°11°2.3 mm
Sat31 Oct15°8°12.2 mm
Sun1 Nov11°8°
Mon2 Nov11°4°33.1 mm
Tue3 Nov4°2°10.2 mm
Wed4 Nov7°4°2.9 mm

When to go to Hamadate

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

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score191920375964585466552119
High0°1°5°12°18°22°25°27°23°16°9°3°
Low-7°-6°-3°4°9°14°18°20°16°9°3°-3°
Rain (mm)1541188982105105152160162127155160
Wet days231914121412141812141825
Sea10°8°8°8°11°15°19°23°22°19°15°12°

What's on in Hamadate

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

Monuments and museums in Hamadate

All monuments

Nature around Hamadate

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 Hamadate

Eclipses and meteor showers

Earthquakes around Hamadate

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

Earthquakes

Strongest nearby since 1950

7.6Obuchi 68 km →2025 · 119 km
7.4Fukaura 73 km ←1983 · 148 km
7.0Noda 34 km ↗1995 · 133 km
6.9Noda 35 km ↗2026 · 132 km

Towns and villages around Hamadate

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

Postal code

030-0947

Places near Hamadate

Frequently asked questions

When is the best time to visit Hamadate?
Based on 30-year climate normals, May, June and September offer the best balance of comfortable temperatures, low rainfall and sunshine in Hamadate.
What is the hottest month in Hamadate?
August is the warmest month, with average highs of 27°C and lows of 20°C.
What is the coldest month in Hamadate?
January is the coldest month, with average highs of 0°C and lows of -7°C.
What is the rainiest month in Hamadate?
December is the wettest month with about 160 mm of precipitation on 25 wet days.
How warm is the sea near Hamadate?
The sea is warmest in August at about 23°C and coolest in March at about 8°C.
What is the postal code of Hamadate?
The postal code of Hamadate is 030-0947.