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Osaka Weather in August

Season: Late Summer
In Short: Torrid, occasional sudden rains, typhoon sometimes lands

August is the hottest month in Osaka. To avoid getting heatstroke, it is strongly suggested to drink a lot of water and intake supplies of salt. Sometimes it rains suddenly so umbrella is needed in this month. The most important thing is that August is the possible month of typhoon. Visitors need to pay attention to the weather forecast and avoid traveling in typhoon days. Also considering the torrid weather, travel to Osaka another time if possible.

See also: Japan Weather in August

Osaka Castle Park
Vibrant Osaka Castle Park in August

Temperature

The average temperature in August is 30°C (86°F) with the mean highest temperature being 33°C (91.4°F). In recent years, it has several consecutive days in August in Osaka when the high temperature exceeds 35°C. Even in the cooler morning and evening, the temperature is still high, leading to the average low temperature being 27°C (80.6°F). In this month, visitors need to take good sunstroke prevention measures when traveling outside.
Average High Temperature: 33°C / 91.4°F
Average Low Temperature: 27°C / 80.6°F

Rainfall

As the plum rainy season ends in middle July, the average rainfall drops significantly, to about 91mm in August. The average humidity in history is 61% which means the air is quite moist. It has about 7 rainy days and sometimes there is thunder along with rain. If there’s a sudden thunderstorm while traveling, please enter indoor places or find some other safe places to stay in.
Average Rainy Days: 7 days
Average Humidity: 61%

Sunrise & Sunset

In August, the sun rises at 05:18 and sets at 18:46. The duration of daylight is about 13.3h. The sunshine hours are the longest in a whole year, around 7.1h. Every day when the sun starts to shine brightly, the weather turns insufferable too. It is advisable to avoid traveling during the sunshine hours in this month.
Daylight hours: about 13.3h
Sunshine hours: around 7.1h

Recommended Clothes to Wear in August

In hottest month of the year, clothes should be light and sweat-absorbed enough. What’s more, light-colored clothes can help you dissipate the heat better. Considering the air conditioners in indoor places, a thin coat can be prepared.

Girls

Tops: For girls, the most suitable clothing in summer is a dress. Besides the dress, girls can also choose blouse and T-shirt.
Bottoms & shoes: Shorts and skirts must be the first choices in summer. For girls who don’t want to tan in summer, you can choose a light pants to cover your legs. It is recommended to wear casual shoes because they can match both of these two pants.

Boys

Tops: Short-sleeve clothes with light colors are the sure-fire choices. For boys, some sleeveless clothes are also good. But don’t forget to use the sun cream to protect the exposed skin.
Bottoms & shoes: Boys can wear shorts and light pants to be the bottoms and match them with a pair of sneakers. Also, a pair of cotton socks are recommended for boys.
      
Accessories: Sunhat, sunglasses and parasol can help you prevent getting sunburn or heatstroke. Please remember to bring them with you.

Top Places to Visit in Osaka in August

Travel Recommendation:  


1. Naniwa Yodogawa Fireworks Festival

The most attracting activity of August in Osaka must be the fireworks show. Naniwa Yodogawa Fireworks Festival has a history of more than 30 years. Every first Saturday in August, there are countless fireworks blooming in the sky over the Yodogawa River. Visitors can appreciate fireworks reflecting in the water and the performance combining music and fireworks. The Naniwa Yodogawa Fireworks Festival is the must-see fireworks show in Osaka.

Tip: People are prohibited from entering the river bed in Umeda area. Please pay attention to it.

2. Kuchu Teien Observatory, Umeda Sky Building

Umeda Sky Building was selected as one of the "Top 20 World Architecture" by a famous British magazine because of its unique appearance. It consists of two buildings about 173 meters (567.6 feet) high, the top of which are connected to form the Kuchu Teien Observatory. Standing on the Kuchu Teien Observatory, visitors can see other attractions like Akashi Kaikyo Bridge and Tempozan Giant Ferris Wheel. Inside of the Umeda Sky Building, it has plenty of amusements and restaurants. Visitors can have an unforgettable experience here while escaping from the outside hot air.

3. Namba Yasaka Shrine

After appreciating the scenery in Umeda Sky Building, visitors can turn to the Namba Yasaka Shrine which is not far from the Umeda Sky Building. The Namba Yasaka Shrine has a history of more than 1,700 years. It is said that it can bring people good luck and eliminate diseases. Unlike other shrines, the most famous part of the Namba Yasaka Shrine is the lion hall with a 12-meter-tall (39.4 feet) lion head inside. It can absolutely bring visitors a strong sense of shock.

August Weather for Other Cities in Japan:


Osaka Weather by Month

7-Day Osaka Weather Forecast