Nagasaki weather for today, tomorrow and the next 14 days, compared across three independent forecast sources so you can see where they agree before you plan your day. Right now it is 22°C and cloudy in Nagasaki. Tomorrow's forecast: highs of 24°C, lows of 21°C with a 21% chance of rain.
Sources: Open-Meteo, OpenWeather, WeatherAPI · Updated every 12 hours
NagasakiJapan
Updated 10:45 PM
Cloudy
Feels like 22°
Forecast Comparison
See how independent weather sources forecast the same location right now.
Forecast agreement
Sources show notable variationTemperature range
22° – 23°
Rain probability
0% – 62%
Wind speed
2 km/h – 5 km/h
Temperature by provider
Hourly forecast
16-day forecast
Rain forecast
Precipitation probability: 100%Hourly precipitation timeline
Wind
Direction: S
Current wind
2 km/h
Gusts
3 km/h
Hourly wind
Daily wind
Weather alerts
No active weather alerts.
Weather map
Nagasaki this time of year
- In Nagasaki, October is mid-autumn.
- It cools down fast from here: November is about 5°C cooler.
- Skies are at their clearest this time of year.
Planning a trip to Nagasaki? Save or share this forecast.
Nagasaki weather overview: climate, seasons and what to expect
Nagasaki, Japan, sits at approximately 32.75°N, 129.88°E and is home to about 410,000 people. This page compares forecasts from three independent weather providers — Open-Meteo, OpenWeather and WeatherAPI — so you can see at a glance where they agree and where they differ. The data refreshes every 12 hours via ISR.
Nagasaki has a humid subtropical climate: hot, humid summers and mild winters. The warmest month is August, with highs around 31°C; the coolest is January, when nights average 3°C. June is usually the wettest month (about 378 mm). Close to Nagasaki, you can also check Kumamoto (76 km), Fukuoka (107 km) and Kagoshima (146 km).
Frequently asked questions
- What is the weather in Nagasaki today?
- Right now Nagasaki shows cloudy conditions at around 22°C (feels like 22°C), based on OpenWeatherMap. The chance of rain today is about 0%. Compare this with the other sources above for a fuller picture.
- What is the weather in Nagasaki tomorrow?
- Tomorrow in Nagasaki: expect a high of 24°C and a low of 21°C, with a 21% chance of rain. See the hourly breakdown above for more detail.
- Will it rain in Nagasaki today?
- The precipitation probability for Nagasaki is around 0% according to OpenWeatherMap. Check the Rain forecast section for the hour-by-hour breakdown and compare with other sources.
- What is the 14-day forecast for Nagasaki?
- The 14-day forecast above shows daily highs, lows and rain probability for Nagasaki from multiple sources; compare them to see how confident the outlook is.
Nearby cities
Highs 9° – 31°C (warmest in Aug, coolest in Jan)
Highs 8° – 31°C (warmest in Aug, coolest in Jan)
Highs 12° – 30°C (warmest in Aug, coolest in Jan)
Highs 10° – 30°C (warmest in Aug, coolest in Jan)
Highs 10° – 30°C (warmest in Aug, coolest in Jan)
Highs 11° – 31°C (warmest in Aug, coolest in Jan)
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