Is Nagasaki hot in October?
Days are typically warm at 24.1°C, while nights average 15.9°C.
Japan · 1991–2020 normal
Nagasaki in
October.
Typical October weather in Nagasaki: 24.1°C by day, 15.9°C at night, 136 mm of rain over 5.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high24.1°C
Typical low15.9°C
Rain136 mm
Wet days5.9
In the year-round weather comparison, October scores 81 out of 100, the highest of the year. Daylight is calculated as 11 h 19 from latitude 32.75°. Open-water sea temperature is 24.1°C (14 km from the place centre).
October at a glance
What is Nagasaki like in October?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Does it rain much?
The measured monthly average is 136 mm across about 6 wet days.
How much daylight is there?
There are about 11 h 19 between sunrise and sunset at mid-month, calculated from the place latitude.
Is October a good time to visit?
October is the strongest month in our year-round weather comparison.
Event window
Warm sea in October
The nearest open-water NOAA OISST 1991–2020 cell averages 24.1°C in October. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 1856177
- NOAA station
- JA000047817 · NAGASAKI
- Station distance
- 2.6 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Nagasaki is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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