The tables below give September averages for the total number of sunny days and hours of sunshine at cities and towns throughout Japan. The count of days is for those with sunshine during at least 40 percent of the time between sunrise and sunset.
You can jump to a separate table for each section of the country: Hokkaidō, Tōhoku, Kantō, Chūbu, Kansai, Chūgoku Shikoku, Kyūshū and Okinawa.
The month's totals are long-term historical averages of weather data collected from 1981 to 2010.
Hokkaidō
Total September sunshine
| Place |
Days |
Hours |
| Abashiri |
17 |
165 |
| Asahikawa |
15 |
142 |
| Hakodate |
16 |
158 |
| Obihiro |
14 |
143 |
| Sapporo |
17 |
161 |
| Tomakomai |
16 |
153 |
| Wakkanai |
18 |
177 |
Tōhoku
Average amount of sun in September
| Place |
Days |
Hours |
| Aomori |
16 |
158 |
| Fukushima |
12 |
114 |
| Iwaki |
14 |
140 |
| Morioka |
13 |
124 |
| Sendai |
12 |
121 |
Kantō
Average September sun
| Place |
Days |
Hours |
| Chiba |
13 |
128 |
| Hachijo-jima Island |
14 |
134 |
| Maebashi |
13 |
126 |
| Nikko |
10 |
100 |
| Tokyo |
12 |
118 |
| Utsunomiya |
11 |
112 |
| Yokohama |
13 |
131 |
Chūbu
Number of sunny hours and days in September on average
| Place |
Days |
Hours |
| Aikawa, Sado Island |
16 |
152 |
| Gifu |
16 |
158 |
| Hamamatsu |
16 |
161 |
| Kanazawa |
15 |
144 |
| Nagano |
15 |
142 |
| Nagoya |
15 |
151 |
| Niigata |
16 |
151 |
| Shizuoka |
15 |
149 |
Kansai
Average total sunshine in September
| Place |
Days |
Hours |
| Himeji |
16 |
157 |
| Kobe |
16 |
153 |
| Kyoto |
15 |
137 |
| Nara |
16 |
150 |
| Osaka |
16 |
157 |
| Tsu |
16 |
156 |
| Wakayama |
18 |
170 |
Chūgoku
Amount of sun in September
| Place |
Days |
Hours |
| Fukuyama |
17 |
166 |
| Hiroshima |
17 |
165 |
| Kure |
17 |
164 |
| Matsue |
15 |
143 |
| Okayama |
16 |
157 |
| Tottori |
14 |
140 |
| Yamaguchi |
16 |
158 |
Shikoku
September sunshine averages
| Place |
Days |
Hours |
| Kochi |
16 |
162 |
| Matsuyama |
17 |
165 |
| Takamatsu |
16 |
160 |
| Tokushima |
17 |
160 |
Kyūshū
Total September sunshine
| Place |
Days |
Hours |
| Fukuoka |
17 |
163 |
| Kagoshima |
18 |
177 |
| Kumamoto |
18 |
176 |
| Miyazaki |
16 |
156 |
| Nagasaki |
18 |
173 |
| Oita |
15 |
154 |
| Wadomari, Okinoerabu Island |
22 |
214 |
| Yakushima Island Airport |
15 |
145 |
Okinawa
Average September sunshine
| Place |
Days |
Hours |
| Iriomote Island |
21 |
199 |
| Ishigaki Island |
21 |
194 |
| Kume |
22 |
204 |
| Miyakojima |
21 |
185 |
| Nago |
21 |
196 |
| Naha |
20 |
189 |
| Yonaguni Island |
20 |
183 |