Climate of Nagasaki, Nagasaki Prefecture, Japan
Point-value climate at Nagasaki (Nagasaki Prefecture, Japan). Population approximately 435,455.
Located in Nagasaki Prefecture, Japan, Nagasaki has a seasonal climate. Population approximately 435,455. Monthly average temperatures range from 5.5°C / 41.9°F in January to 26.9°C / 80.4°F in August, with rainfall varying from 64 mm / 2.5 in (December) to 376 mm / 14.8 in (June) — about 2128 mm / 83.8 in across the year. Nagasaki is the capital of Nagasaki Prefecture. These are point-value climate normals sampled at Nagasaki's coordinates — often quite different from the surrounding region's area-weighted average.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 5.5°C41.9°F | 75 mm3″ | — |
| February | 6.4°C43.5°F | 94 mm3.7″ | — |
| March | 9.5°C49.1°F | 141 mm5.6″ | — |
| April | 14.5°C58.1°F | 183 mm7.2″ | — |
| May | 18.5°C65.3°F | 203 mm8″ | — |
| June | 21.8°C71.2°F | 376 mm14.8″ | — |
| July | 25.9°C78.6°F | 367 mm14.4″ | — |
| August | 26.9°C80.4°F | 216 mm8.5″ | — |
| September | 23.5°C74.3°F | 221 mm8.7″ | — |
| October | 18.4°C65.1°F | 103 mm4.1″ | — |
| November | 13°C55.4°F | 85 mm3.3″ | — |
| December | 7.9°C46.2°F | 64 mm2.5″ | — |
Frequently asked questions
What is the best time to visit Nagasaki?
Nagasaki does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Nagasaki's warmest month is August at an average of 26.9°C / 80.4°F, and its driest month is December with about 64 mm / 2.5 in of rain.
What is the climate of Nagasaki?
Nagasaki, in Nagasaki Prefecture, Japan, has monthly average temperatures ranging from 5.5°C / 41.9°F in January to 26.9°C / 80.4°F in August. Annual rainfall is approximately 2128 mm / 83.8 in, with the wettest month being June (376 mm / 14.8 in) and the driest December (64 mm / 2.5 in).
What is the average temperature in Nagasaki in August?
The average temperature in Nagasaki in August is 26.9°C / 80.4°F, with rainfall of about 216 mm / 8.5 in — the warmest month of the year.
When is the driest month in Nagasaki?
The driest month in Nagasaki is December, with about 64 mm / 2.5 in of average monthly rainfall. Average temperature that month is 7.9°C / 46.2°F.
When is the wettest month in Nagasaki?
The wettest month in Nagasaki is June, with approximately 376 mm / 14.8 in of average monthly rainfall.