Goryōkaku 五稜郭
Goryōkaku is a star fort, park, and castle ruin in Hakodate, Japan. It is a Special Historic Site and is one of the 54 most looked-up sights in Japan on English Wikipedia. The site is part of the 100 Fine Castles of Japan and was designed by Takeda Ayasaburō.
Planning a visit
The weather varies throughout the year. The warmest temperatures occur in August, when the daily high is 23 °C, though this month also sees the most rain at 178 mm. July and September are also rainy months, with 141 mm and 159 mm of rain respectively. April has the fewest rainy days, with 10. The coldest time to visit is during January and February, when daily highs are between -1 °C and 0 °C and lows reach -4 °C.
To reach the site, travelers can fly into Hakodate Airport, which is 6 km away, or travel from Tokyo, which is 685 km away. Goryōkaku is open daily from 09:00 to 18:00. There is no fee for entry, and the location is wheelchair accessible.
Weather by month
The warmest month is August, with an average high of 23 °C. The wettest is August, with about 178 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | -1 | 0 | 2 | 6 | 11 | 16 | 20 | 23 | 21 | 14 | 6 | 1 |
| Average low, °C | -4 | -4 | -2 | 2 | 7 | 13 | 17 | 20 | 18 | 11 | 3 | -2 |
| Rainfall, mm | 79 | 60 | 63 | 74 | 93 | 78 | 141 | 178 | 159 | 103 | 111 | 85 |
| Rainy days | 21 | 16 | 12 | 10 | 11 | 12 | 14 | 17 | 13 | 15 | 17 | 22 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.
