Hakata Weather in September
Season: Autumn Overview:
1. In September, it is hot at midday and pleasantly warm at other times.
2. During 11 rainy days, Hakata experiences moderate rainfall with frequent light showers.
3. Except for Respect for the Aged Day and the Autumn Equinox, other times are the low season.
Dropping Temperature
In September, Hakata steps into autumn as temperatures gradually drop. In the early and middle part of the month, daily high temperatures remain above 30℃ (86℉) but rarely reach 35℃ (95℉), while daily lows are often around 22 - 26℃ (71.6 - 78.8℉), which means it is hot at midday and other times are pleasantly warm. In the late part of the month, there is a distinct decline in temperature, with highs of 25 - 30℃ (77 - 86℉) and lows occasionally below 20 degrees Celsius (68 degrees Fahrenheit).
Moderate Rainfall
Hakata experiences moderate precipitation with an average of 144mm (5.7 in) distributed over 11 days. September is characterized by light showers, but influenced by the autumn rain front and typhoons, there may be widespread heavy rain, usually lasting for at most half a day, so pay attention to the weather forecast and take some precautions. Besides, autumn rain often brings about a sudden drop in temperature.
The relative humidity is approximately 73%, and with the precipitation and temperature decreasing, you don’t feel as sultry as in summer.
Short Daylight Hours/ Sunshine Hours
As the sunrise time moves from 5:53 to 6:13 and the sunset time shifts from 18:45 to 18:04, the duration of daytime also varies a lot: at the beginning of the month, it reaches roughly 12.5 - 13 hours, but at the end of the month, daylight hours are shortened to around 12 hours. Thus, if you plan to visit Hakata in late September, your itineraries should be tighter. The daily length of sunshine averages about only 5 hours.
Although the sunshine is no longer as intense as it is in summer, the maximum UV index can still reach 8, so sun protection are essential on sunny days.
Is September good to visit Hakata?
Yes, this month is one of the best times to come here. Firstly, most of time the weather of Hakata in September is relatively pleasant, along with not much rainfall, suitable for wandering around. Secondly, lots of events during this month give you more chances to not only understand local traditional culture but also feel the atmosphere of modern music.
What to wear in Hakata in September?
Clothes: Based on the Hakata climate in September, it’s advised to wear breathable short-sleeved T-shirts, skirts and thin sweatpants at midday, while at other times, put on an extra light denim jacket outside, which are also needed on some cool rainy days.
Footwear: Considering you may visit numerous attractions, you are recommended to bring lightweight and comfortable walking shoes or sneakers, preferably with water-assistant and non-slip properties.
Others: Sun hats, sunglasses and sunblock are important items on sunny days, and be sure to bring along light raincoats or compact umbrellas.
Travel Highlights for Hakata in September
Hakozaki Shrine Hojoya Festival
Every September 12 to 18 marks Hakozaki Shrine Hojoya Festival in Hakata, one of the grandest autumn celebrations in Kyushu. Highlights include: mikoshi processions held on September 12 and 14 during odd-numbered years when 500 parishioners carrying a portable shrine parade through the neighborhood; a kilometer-long night market with 500 food and game stalls; numerous traditional performances such as lion dances and taiko drumming.
Music Festival
Fukuoka has been hailed as the City of Music with lots of music festivals concentrated in September. For example, Nakasu Jazz is held at Nakasu district from September 14 to 15, and the following weekend has two additional jamborees: Sing! Hakata at JR Hakata Station Plaza and Bayside Festival at Bayside Place Hakata.
Flea Market
Gokoku Shrine often hosts a flea market in September, mostly around the middle or late part of the month, and this market is full of popular snacks, vintage trinkets and succulent plants, so why not put aside some time to explore it?
Advice for Visiting Hakata in September
In September, locals enjoy holidays for two occasions: Respect for the Aged Day and the Autumn Equinox, and if the dates fall close together, Japanese have a five-day vacation. Tough this situation is not common, it will happen in 2026. Except for these two holidays, the rest of time is the low season in Hakata where hotels and train or airline tickets can be booked easily at a lower cost, attractions and restaurants are unpacked and quieter, finally giving you a budget-friendly trip.
