Osaka Weather in July

Season: Summer
In Short: Humid and muggy, plum rainy season

The weather in July in Osaka can be simply summarized as humid and muggy, because it is in the plum rainy season and the air is always full of moisture while the temperature stays at a high level. After the plum rainy season in middle July, the weather is even hotter. In other words, the weather in July can make people feel pretty uncomfortable. On sunny days, the sunshine is strong so sun cream needs to be prepared. Most of the indoor places have air conditioners so a thin and light coat is needed to prevent getting cold from the temperature difference.

See also: Japan Weather in July

Dazzling Street Scene of Shitennoji Temple, July

Temperature

The average temperature in July is 29°C (84.2°F). According to historical records, most of the time the temperature exceeds 30°C (86°F), bringing the average high temperature up to around 31°C (87.8°F). Even at night, the temperature still exceeds 25°C (77°F) mostly. Please be careful of heatstroke when going out and open the air conditioner to have a better sleep at night.
Average High Temperature: 31°C / 87.8°F
Average Low Temperature: 26°C / 78.8°F

Rainfall

In plum rainy season, the rainfall in July remains at a high level, reaching about 156mm. High rainfall results in high humidity and the historical average humidity for this month is about 63%. It has about 10 rainy days and they are mainly in early July. In mid-July, the plum rainy season draws to the end and there is no much chance of rain.
Average Rainy Days: 10 days
Average Humidity: 63%

Sunrise & Sunset

The sun comes out early in the mornings of summer and the time of sunrise is around 04:57. After about 14.1h of daylight hours, the sun sets at about 19:11. The sunshine hours in a day is around 6h and they are mainly in the afternoon. Please bring your parasol or sun cream if you travel in the afternoon when it’s sunny.
Daylight hours: about 14.1h
Sunshine hours: around 6h

Recommended Clothes to Wear in July

Light and breathable clothes are the first choices in July. To dissipate the stuffy feeling, sweat-absorbed clothes or baggy pants are also good. However, considering the indoor air conditioners, a thin coat is also needed.

Girls

Tops: Beautiful dress is the must for girls in summer. Besides, short-sleeve clothes like T-shirt and blouse are also suitable. Cotton or silk clothes can help you dissipate heat better.
Bottoms & shoes: For bottoms, skirt and shorts are good choices. A pair of sandals can also help you to adapt to the weather.

Boys

Tops: Short shirt and T-shirt can be the best clothes for boys to wear. It is more recommended for boys to wear cotton or sweat-absorbed clothes so that they feel more comfortable.
Bottoms & shoes: Boys can’t go wrong with the light pants and shorts in summer. For shoes, a pair of light sneakers are advisable.

Accessories: To reduce the possibility of getting sunburn or heatstroke, parasol, sunhat and sunglasses are all recommended to bring while traveling. Drinking enough water and using sun cream are also advisible.

Top Places to Visit in Osaka in July 2025

Travel Recommendation:  

If you persist visiting Osaka in the hot July 2025, then below places can't be missed.

1. Tenjin Festival, Osaka Tenmangu Shrine

Tenjin Festival is one of the three major traditional festivals in Japan. Every year on July 24th and 25th, the Osaka Tenmangu Shrine holds the Tenjin Festival to worship the “deity of learning”. During this festival, more than 3,000 people in ornate ancient costumes march through the street in a procession and more than 100 ships float on the river. The most attracting part of the festival is the fireworks show in the evening of July 25th. 5,000 gorgeous fireworks bloom and form up different shapes or characters in the sky. Visitors who travel in Osaka in July can’t miss this spectacular festival definitely.

Tip: Fireworks show in Tenjin Festival attracts countless visitors every year so the site of the show is super crowded. While appreciating the fireworks, please take care of yourself.

Osaka Tenmangu Shrine in July

2. Dotonbori

As the most popular business district of Osaka, Dotonbori is widely known for many huge 3D signs of different shops. In Dotonbori, visitors can taste lots of local food and experience different amusements. Besides the restaurants and shops, it also has many theaters and Kabuki entertainment places like Shochiku Za. Visitors can experience lively lifestyle and enjoy the unique prosperity of Osaka. Visitors can also choose to take a walk on Dotonbori riverside path, which is also popular in recent years.

Dotonbori in Summer

Universal Studios Japan in Summer

3. Universal Studios Japan

In hot summer, indoor amusements and indoor places are more popular. Universal Studios Japan, as one of the 5 Universal Studios theme parks in the world, is worth to visit. Especially for the visitors who bring the kids, it must be the best choice for you to have fun and escape the hot weather in the same time. The Universal Studios Japan has not only the famous movie themed activities, but also the special Japanese animation and game themed activities. The new park, Super Nintendo World, is super popular. Visitors who are interested must not miss it

Tips: If you want to enter the park faster than other people, you can check the official website of Universal Studios Japan and buy the Express Pass ticket.

July Weather for Other Cities in Japan:

• Tokyo Weather in July
• Kyoto Weather in July
• Nara Weather in July
• Hokkaido Weather in July
• Nagoya Weather in July
• Hiroshima Weather in July
• Fukuoka Weather in July

Osaka Weather by Month