Nagasaki weather
At 10:15 AM local time it was clear and 17°C (63°F). Little to no rain in the next 24 hours. Best months for weather: Apr–May, Jul–Aug, Nov. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Nagasaki, Tokyo, Japan.
Current conditions
- Clouds
- 8%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season Apr–May, Jul–Aug, NovOff season Oct, Jan–Mar
About Nagasaki weather
Is it raining in Nagasaki right now?
No. It’s clear and 17° right now. Little to no rain in the next 24 hours.
What’s the weather like in Nagasaki this week?
Over the next 7 days, expect highs of 15–23° and lows of 9–13°. Rain is likely on 3 of 7 days (Monday, Wednesday, Thursday). The driest day looks like Sunday.
Has it been raining in Nagasaki lately?
In the past 7 days, Nagasaki had 2 rainy days and 44.1 mm of rain in total.
What should I pack for Nagasaki?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Nagasaki weather by month
When is the best time to visit Nagasaki?
Based on weather alone, the best time to visit Nagasaki is Apr–May, Jul–Aug, Nov, according to NASA's 2001–2025 climate averages. Oct, Jan–Mar tends to be the least pleasant. Average highs run from 9°C (48°F) in January to 31°C (87°F) in August.
What is the rainiest month in Nagasaki?
October is the wettest month, with about 246 mm (9.7 in) of rain on average. February is the driest, with about 75 mm (3.0 in).
What is the hottest month in Nagasaki?
August is the warmest, with average highs of 31°C (87°F) and lows of 23°C (74°F). January is the coolest, with highs of 9°C (48°F) and lows of 1°C (33°F).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months