11 to 28°C
temperature
2864 hours
sunshine per day
527 mm
rain
205 days
dry
160 days
rain
0 days
snow

Climate of Izu Ōshima

The island Izu Ōshima has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Izu Ōshima is 19° degrees and there is about 526 mm of rain in a year. It is dry for 158 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 11°C and 28°C
  • Night:the average nighttime temperature is between 8°C and 26°C
  • Rain: it rains 160 days and there is a total of approximately 527 mm rainfall
  • Sun hours: throughout the year there are 2864 sun hours
Maximum temperature: between 11°C and 28°C
Warmest month: 28°C in August
Coldest month: 11°C in January
Night temperature: between 8°C and 26°C
Dry days: 205 days
Days with rain: 160 days
Days with snow: 0 days
Total rain sum: 527 mm
Hours of sunshine: 2864 hours

Temperature graph

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

Precipitation graph

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

Climate table of Izu Ōshima

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 11 11 14 17 20 22 26 28 26 22 18 14
Night temp. (°C) 8 8 10 14 18 21 25 26 24 20 15 11
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 22 37 50 43 35 55 41 37 60 66 48 33
Days with rain 10 14 15 14 10 14 12 13 16 15 15 12
Dry days 21 14 16 16 21 16 19 18 14 16 15 19
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 5 7 9 10 9 11 11 8 7 6 6
Wind force (Bft) 4 4 4 4 4 3 4 4 4 4 4 4
UV-index 3 3 4 5 5 6 7 6 6 5 4 3

Best time to visit Izu Ōshima

The best time to visit Izu Ōshima, Japan is May through November. In this period you have a warm temperature and little precipitation. On the island of Izu Ōshima, the warmest month is August with 28°C and the coldest is January with 11°C.

Climate of Izu Ōshima by month

What is the average climate in a given month for Izu Ōshima? 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.

Izu Ōshima weather experiences

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