Nagasaki
Nagasaki Prefecture, Japan
Current Weather
20°68°
Light Rain
Feels Like: 19°66°
Min: 19°66°
Max: 21°70°
The next few hours will be overcast, with today reaching 21°C and dropping to 21°C. The coming days will be rain throughout the day.
Hourly Forecast
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Air Quality
Air quality is satisfactory, and air pollution poses little or no risk.
Daylight Hours
06:37
Sunrise
17:31
Sunset
Moon
15:46
Moonrise
04:11
Moonset
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View stargazing scoreWeather in Nagasaki today, October 23, 2026
Expect unsettled, showery conditions in Nagasaki on October 23, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Wetter spells lean into the morning, when rain odds reach about 98% near 11:00. Skies look heaviest around 11:00, with cover close to 100%.Expect unsettled, showery conditions in Nagasaki on October 23, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Wetter spells lean into the morning, when rain odds reach about 98% near 11:00. Skies look heaviest around 11:00, with cover close to 100%.
Expect highs of 21°C and cooler readings close to 19°C. Relative humidity sits between 85% and 93%, reaching its peak around 23:00. Winds stay light, near 14 km/h by 12:00, so the day feels still more than breezy.Expect highs of 70°F and cooler readings close to 66°F. Relative humidity sits between 85% and 93%, reaching its peak around 23:00. Winds stay light, near 9 mph by 12:00, so the day feels still more than breezy.
The second half of the day still looks unsettled, with rain probability around 100% by 13:00. Dense cloud near 100% at 12:00 keeps the feel grey. Expect visibility near 9.9 km, with poorer spells close to 3.3 km. Sunrise is at 06:37 and sunset at 17:31, giving 10 hours 54 minutes of sunlight today.The second half of the day still looks unsettled, with rain probability around 100% by 13:00. Dense cloud near 100% at 12:00 keeps the feel grey. Expect visibility near 6.1 mi, with poorer spells close to 2.1 mi. Sunrise is at 06:37 and sunset at 17:31, giving 10 hours 54 minutes of sunlight today.
Taken together, Nagasaki looks wet enough on October 23, 2026 that flexible outdoor plans work best, with temperatures peaking near 21°C.Taken together, Nagasaki looks wet enough on October 23, 2026 that flexible outdoor plans work best, with temperatures peaking near 70°F.
Frequently asked questions about weather in Nagasaki
How warm does it get in Nagasaki?
The warmest month in Nagasaki is August, with average high temperatures of 30°C. The average temperature during this period is around 28°C.The warmest month in Nagasaki is August, with average high temperatures of 85°F. The average temperature during this period is around 82°F.
How cold does it get in Nagasaki?
The coldest month in Nagasaki is January, with average low temperatures of 7°C. The average temperature during this period is around 8°C.The coldest month in Nagasaki is January, with average low temperatures of 44°F. The average temperature during this period is around 47°F.
What is the wettest time of year in Nagasaki?
The wettest month in Nagasaki is June, with an average of 400 mm of precipitation.The wettest month in Nagasaki is June, with an average of 15.7 in of precipitation.
What is the driest time of year in Nagasaki?
The driest month in Nagasaki is January, with an average of 80 mm of precipitation.The driest month in Nagasaki is January, with an average of 3.1 in of precipitation.