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Nagasaki weather in December (Nagasaki, Japan)

How is the weather in Nagasaki in December? Here's what the weather might have in store during this month.

In December, Nagasaki typically experiences moderate temperatures and high rainfall. December is a winter month. Throughout the daytime, temperatures often hover around 14°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 9°C.

Nagasaki in December usually receives high rainfall, averaging around 101 mm for the month. Rain is expected on roughly 20 days.

The city usually sees around 114 hours of sunlight, indicating a moderately sunny period.

If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. While February, June and July tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Nagasaki climate page with graphs.

 

Nagasaki, monthly averages in December

Min TemperatureMin Temperature 9°C  
Max TemperatureMax Temperature 14°C  
Water TemperatureWater Temperature 18°C  
Chance of RainChance of Rain 65%  
PrecipitationPrecipitation 101 mm  
Rainy daysRainy days 20 days  
HumidityHumidity 67%  
WindspeedWindspeed 7 km/h  
SunshineSunshine 114 hours  
Percentage SunshinePercentage Sunshine 34%  

Where to go in Japan in December

Find out more about the weather in Japan in December and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Nagasaki in December?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay. With a water temperature of around 18°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming
5/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Nagasaki.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.