Best Time to Visit Nagasaki
Best time: Oct, Nov, May, Jul.
Aug is warmest (30.2°C high); Jun is rainiest (373 mm).
Nagasaki weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 9.4 | 2.8 | 75 | 3.5 |
| Feb | 10.2 | 3.2 | 93 | 4.5 |
| Mar | 13.5 | 5.9 | 139 | 6 |
| Apr | 18.6 | 10.5 | 181 | 7.2 |
| May | 22.4 | 14.5 | 200 | 8 |
| Jun | 25 | 18.5 | 373 | 7.4 |
| Jul | 28.8 | 22.9 | 357 | 8 |
| Aug | 30.2 | 23.5 | 215 | 8.5 |
| Sep | 27 | 20.2 | 217 | 6.8 |
| Oct | 22.4 | 14.9 | 100 | 5.9 |
| Nov | 17.1 | 9.7 | 85 | 4.4 |
| Dec | 12 | 4.9 | 64 | 3.4 |
Average high temperature
Best months by activity
Overall: OctNovMayJul
Beaches: AugJul
Hiking: DecMayNov
Sightseeing: OctNovMayDec
Nagasaki quick facts
What to pack
Cold months (Jan, Feb): warm layers and a coat.
Wet months (Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Nagasaki?
Oct, Nov, May, Jul.
What is the rainiest month?
Jun, about 373 mm.
What is the warmest month?
Aug, with average highs of 30.2°C.
Where to stay
See Nagasaki hotels · Book Nagasaki tours & activities
All destinations · Best time to visit Tokyo · Best time to visit Kyoto · Best time to visit Fuji · Best time to visit Atsugi
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.