Nagasaki
10 to 29°C
temperature
2682 hours
sunshine per day
1270 mm
rain
179 days
dry
183 days
rain
3 days
snow

Climate of Nagasaki

Nagasaki has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Nagasaki is 19° degrees and there is about 1271 mm of rain in a year. It is dry for 153 days a year with an average humidity of 76% and an UV-index of 5.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 10°C and 29°C
  • Night:the average nighttime temperature is between 7°C and 26°C
  • Sea temperature: the sea temperature is between 15°C and 29°C
  • Rain: it rains 183 days and there is a total of approximately 1270 mm rainfall
  • Snow: it snows an average of 3 days per year
  • Sun hours: throughout the year there are 2682 sun hours
Maximum temperature: between 10°C and 29°C
Warmest month: 29°C in August
Coldest month: 10°C in January
Night temperature: between 7°C and 26°C
Sea temperature: between 15°C and 29°C
Dry days: 179 days
Days with rain: 183 days
Days with snow: 3 days
Total rain sum: 1270 mm
Hours of sunshine: 2682 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Nagasaki.

Precipitation graph

This graph shows the average amount of rainfall per month for Nagasaki.

Climate table of Nagasaki

In this climate table you can see at a glance what the average weather per month is for Nagasaki. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Nagasaki might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 10 11 14 18 21 24 28 29 27 23 18 12
Night temp. (°C) 7 7 10 13 17 21 25 26 23 19 14 9
Water temp. (°C) 17 15 16 17 19 21 29 28 26 23 20 17
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 40 70 78 94 86 219 202 156 111 65 76 73
Days with rain 15 14 13 14 11 19 21 20 15 10 14 17
Days with snow 2 1 - - - - - - - - - -
Dry days 14 13 18 16 20 11 10 11 15 21 16 14
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 6 7 9 9 8 9 11 8 6 5 4
Wind force (Bft) 3 3 3 3 3 2 3 3 3 3 3 4
UV-index 3 3 4 5 6 5 7 6 6 5 4 3

Best time to visit Nagasaki

The best time to visit Nagasaki in Japan is from April and May and October and November. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Nagasaki is 29°C in August and the lowest is 10°C in January. The highest water temperature is 29°C and it does not get colder than 15°C.

Climate of Nagasaki by month

What is the average climate in a given month for Nagasaki? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Nagasaki weather experiences

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