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Nagasaki

Nagasaki 1
Travel Info
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Travel Info

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Nagasaki Weather and climate

Data source:Meteostat
Update date:2025-09

Nagasaki year round climate
  • Spring (March–May): 55–67°F on average, mild and rainy, with more rain in March but also sunny days. Common activities: Cherry blossom viewing (some varieties), visiting historical sites, enjoying the seaside. Recommended clothing: Light jacket, long-sleeved shirts, comfortable shoes.
  • Summer (June–August): 74–84°F on average, hot and humid, with abundant rainfall, especially in June. Common activities: Swimming at the beach, hiking, enjoying local cuisine. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): 60–80°F on average, comfortable and pleasant, with gradually decreasing rainfall. Common activities: Viewing autumn leaves (in some areas), outdoor activities, enjoying the crisp autumn air. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
  • Winter (December–February): 45–48°F on average, mild and humid, with little rain. Common activities: Onsen (hot spring) bathing, indoor sightseeing, enjoying local hot pot. Recommended clothing: Warm clothing, jacket, scarf.
Nagasaki climatological average

Annual average temperature: approx. 64.9°F / Annual rainfall: approx. 2007 mm / Summer humidity: 70%–80% / Rainiest month: June

Nagasaki monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
45.7°F
93
February
47.8°F
86.3
March
55°F
212
April
62.6°F
194.7
May
67.8°F
207
June
74.5°F
324.7
July
82.6°F
282.3
August
84.6°F
243.7
September
80.8°F
165.3
October
69.4°F
69
November
60.8°F
85.7
December
48.2°F
43.3
Nagasaki weather for the next seven days
10/19
Sunday
Moderate rain
78.7°F/70.8°F
10/20
Monday
Partly Cloudy
76.3°F/66.5°F
10/21
Tuesday
Partly Cloudy
71.2°F/65.1°F
10/22
Wednesday
Partly Cloudy
68.7°F/63.9°F
10/23
Thursday
Sunny
74.1°F/61.6°F
10/24
Friday
Cloudy
70.1°F/63.7°F
10/25
Saturday
Overcast
72.4°F/64°F