Hakodate Weather in July

Season: Summer

In short:

1. In July, it is hot at midday with strong sunshine but cool at other times.
2. Hakodate sees a lot of rainfall, and the number of rainy days exceeds half a month.
3. July is a busy tourist season, so booking in advance is needed.

Kanemori Red Brick Warehouse

Hot at Noon but Cool at Other Times

July is one of the hottest months in Hakodate, but there are not severely hot days. Though the maximum temperature occasionally exceeds 30℃ (86℉), most of time the highs range from 24℃ (75℉) to 28℃ (82℉). It is quite cool in the early morning and at night, with the lows of 18 - 22℃ (64 - 72℉). Thus, Hakodate has been widely regarded as a top summer resort in Japan.

Lots of Rainfall

July Light Rain

The average precipitation has a sharp rise in July, reaching 120mm (4.7 in). The number of rainy days occupies approximately two thirds of the month, reaching 17. The rainy season caused by Okhotsk High may last till early July, when it might drizzle or be humid and overcast continuously. During other periods, most of rainfall is showers. Since it rains a lot, the relative humidity is at a high level, 82%.

Daylight Hours/ Sunshine Hours

The sun rises at 4:07 - 4:30 and sets at 18:58 - 19:17, resulting in the 15-hour duration of daylight per day. The daily length of sunshine hours goes down to 5 hours as there are many rainy days. In sunny days, the sunlight is strong with the high UV Index of 9.

What to Wear in Hakodate in July

Clothes: Pack some breathable and lightweight clothes considering the weather of Hakodate in July. For females, short-sleeved T-shirts, skirts and long dresses are highly recommended outfits. For males, tank tops and thin pants are suitable. It is advised to pack sun-protective clothing, which can both protect against the sun around noon and keep out coolness in the early morning and at night.

Shoes: Considering frequent rainfall and many outdoor activities, pack comfortable, breathable and slip-resistant shoes, such as lightweight sneakers. In addition, bring a pair of packable and foldable rainboots or shoe covers in case of rain.

Others: High SPF gear, including sunblock, sunglasses, sun hats, is indispensable. Besides, take a portable water bottle and drink more water to prevent dehydration. Remember to keep a raincoat or an umbrella, too.

Top Events and Places to Visit in Hakodate in July

Travel Recommendation Rate:

Fireworks Display in Hakodate Port

A splendid fireworks display is held before or on the third Monday in July. There are several viewing places to be recommended: Mt. Hakodate Observatory, the harbor area where Kanemori Red Brick Warehouses are situated and the piers nearby the Memorial Ship Mashu Maru.

Firework Display

Open-air Historical Plays

The open-air historical plays take place at Goryokaku Park on weekends in July, which is a good way to easily understand important historical events of Hakodate.

Onuma Quasi Lake Festival

At Onuma Quasi National Park, you have the chance to see a 2,000-firework display and a lake lanterns ceremony to comfort the spirits of the dead during Onuma Quasi Lake Festival held on the weekend of late July. Also, there are natural scenery well worth a visit: clear lakes, green mountain ranges and water lilies whose flowering period lasts until late August.

Tachimachi Cape

Facing Tsugaru Strait, Tachimachi Cape has been well-known for its magnificent views of sea cliffs. There are strong sea winds most of time, but in July, it won’t make you feel cold but cool and cozy. Moreover, it receives fewer tourists even in the peak season of July. The viewing platform is expansive, allowing you to admire sea scenery from 360 degrees.

Travel Tips for Hakodate in July

1. Due to the frequent rainy climate of Hakodate in July, it is more prone to fog on Mt. Hakodate Observatory. Please frequently keep an eye on local weather forecast and choose a clear day to enjoy night scenery if you plan to go here in July 2026.

2. In order to avoid the strong sunshine at noon, it’s better to take a break in a restaurant, drink store or hotel until the intensity of sunshine weakens.

Lucky Pierrot Restaurant

3. July is a busy tourist season in Hakodate when hotels, airline or train tickets are more expensive, but if you book them early, the prices might be low.
4. Although long daylight hours make your travel time more sufficient, you are advised to go out early to avoid main crowds and reduce queuing time.