Average daily weather in Nagasaki during the duration of May is 18. Throughout the month you should see a high of 24 with lows of 16. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 24 |
| Low Temperature | 16 |
Useful Links: Nagasaki Weather: Average Weather & Yearly Climate