12 to 28°C
temperature
2793 hours
sunshine per day
797 mm
rain
185 days
dry
180 days
rain
0 days
snow

Climate of Nii-jima

The island Nii-jima has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Nii-jima is 20° degrees and there is about 798 mm of rain in a year. It is dry for 145 days a year with an average humidity of 74% and an UV-index of 5.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 12°C and 28°C
  • Night:the average nighttime temperature is between 9°C and 27°C
  • Rain: it rains 180 days and there is a total of approximately 797 mm rainfall
  • Sun hours: throughout the year there are 2793 sun hours
Maximum temperature: between 12°C and 28°C
Warmest month: 28°C in August
Coldest month: 12°C in January
Night temperature: between 9°C and 27°C
Dry days: 185 days
Days with rain: 180 days
Days with snow: 0 days
Total rain sum: 797 mm
Hours of sunshine: 2793 hours

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Nii-jima.

Precipitation graph

This graph shows the average amount of rainfall per month for Nii-jima.

Climate table of Nii-jima

In this climate table you can see at a glance what the average weather per month is for Nii-jima. 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 Nii-jima might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 12 13 15 17 20 23 26 28 26 23 19 15
Night temp. (°C) 9 10 12 15 19 21 25 27 25 21 17 12
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 36 57 73 57 58 89 57 62 78 101 78 51
Days with rain 12 16 17 14 11 15 13 15 17 17 18 15
Dry days 19 12 14 16 20 15 18 16 13 14 12 16
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 5 6 8 9 9 10 11 8 7 5 6
Wind force (Bft) 5 5 5 4 4 4 4 4 4 5 4 5
UV-index 3 3 4 5 6 6 7 6 6 5 5 3

Best time to visit Nii-jima

The best time to visit Nii-jima, Japan is May through September and November. In this period you have a warm temperature and little precipitation. On the island of Nii-jima, the warmest month is August with 28°C and the coldest is January with 12°C.

Climate of Nii-jima by month

What is the average climate in a given month for Nii-jima? 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.

Nii-jima weather experiences

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