Nagasaki weather in August
Hot and humid, with regular rainfall. Average highs of 30°C and lows of 25°C, with around 15 rainy days expected throughout the month.
While August isn't our top-rated month for Nagasaki, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
30°C
Average low
25°C
Rainy days
15 days
Best months to visit
May, October
What to do in Nagasaki in August
Whatever the weather, Nagasaki rewards curious visitors. Here are some of the best ways to spend your time:
Visit ancient temples and shrines
Experience local cuisine and street food
Take train journeys through landscape
Explore gardens and natural spaces
Shop in local markets
Photograph seasons and architecture
What to pack for August
Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.
Browse other months
January
10C
Cool, with occasional showers.
February
11C
Cool, with occasional showers.
March
15C
Cool, with some rainy days.
April
19C
Mild and comfortable, with some rainy days.
Recommended
May
23C
Mild and comfortable, with some rainy days.
June
25C
Warm and pleasant, with regular rainfall.
July
29C
Warm and pleasant, with regular rainfall.
August (you are here)
30C
Hot and humid, with regular rainfall.
September
27C
Warm and pleasant, with regular rainfall.
Recommended
October
23C
Mild and comfortable, with occasional showers.
November
18C
Mild and comfortable, with some rainy days.
December
12C
Cool, with some rainy days.
Book your August trip to Nagasaki
Find hotels, tours and experiences for the perfect escape.
