Ōtsuki in September
6.1out of 10
Possible, with caveats
Warm and comfortable: highs around 24°C. Very wet: about 18 rainy days.
24°CAvg high
17°CAvg low
18Rainy days (253 mm)
12:13 hDaylight
05:32Sunrise · 17:45 Sunset
Why this score
- Warm and comfortable: highs around 24°C
- Very wet: about 18 rainy days
What to wear and pack
- T-shirts and light layers
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±3.9 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | -3°C | 82 mm | 9 | – | – | 5.0 |
| February | 6°C | -2°C | 92 mm | 10 | – | – | 4.8 |
| March | 10°C | 1°C | 154 mm | 15 | – | – | 4.7 |
| April | 16°C | 6°C | 158 mm | 15 | – | – | 5.8 |
| May | 20°C | 11°C | 169 mm | 15 | – | – | 6.3 |
| June | 23°C | 16°C | 230 mm | 19 | – | – | 6.1 |
| July | 27°C | 20°C | 227 mm | 20 | – | – | 6.1 |
| August | 28°C | 21°C | 190 mm | 19 | – | – | 6.1 |
| September | 24°C | 17°C | 253 mm | 18 | – | – | 6.1 |
| October | 19°C | 11°C | 242 mm | 15 | – | – | 5.8 |
| November | 14°C | 5°C | 111 mm | 11 | – | – | 6.1 |
| December | 8°C | 0°C | 77 mm | 9 | – | – | 5.6 |
Frequently asked questions
How hot is Ōtsuki in September?
Daytime highs average 24°C and nights about 17°C.
When is the best time to visit Ōtsuki?
The best months are May, June, July, August.