Chase the autumn leaves in Japan
Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.
Tosu Weather in September
In Tosu, September brings high daytime temperatures around 30°C (86°F), with nights cooling to 20°C (68°F). This month falls within the rainy season, so expect frequent rainfall.
Rainfall in Tosu in September
Tosu is in the rainy season in September, with rain on around 17 days and an average of 194 mm (7.6 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Tosu in September
In September, Tosu sees high temperatures, with highs of 30°C (86°F). Nights drop to around 20°C (68°F). This kind of day-to-night contrast is typical for this time of year. At 20°C (68°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Tosu in September
The city usually sees around 163 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Tosu. Our weather planner can help you explore destinations with more pleasant weather conditions.
Tosu Temperature in September
Min Temperature
20°C (68°F)
Max Temperature
30°C (86°F)
Chance of Rain
57%
Precipitation
194 mm (7.6 in)
Rainy days
17 days
Humidity
73% *
Sunshine
163 hours *
Percentage Sunshine
*
* Data from: Fukuoka, Japan (26 KM, 16 Miles).
Tosu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tosu - and find the best time to visit.
Best Places in Japan in September
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Tosu in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Tosu in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Tosu 3-Day Forecast
More climate data for Tosu
Temperature Rainfall Sunshine Humidity
See the full Tosu climate overview or explore weather in Japan.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Chase the autumn leaves in Japan
Walk the 88 temple circuit
We recommend walking the 88 temple circuit from April til October. Although June, July and August can be a bit wet, hot and humid.
The famous bamboo forests of Arashiyama
The famous bamboo forests of Arashiyama lie just outside the city center of Kyoto and is unique in the world. If you look at photos of this bamboo forest, it looks like you have landed in a fairy-tale world.
10 reasons why you should visit Japan in winter
Here are 10 reasons why you should plan a winter trip to Japan. During this period, popular sights are less busy and prices for flights and hotels much cheaper.