JapanAverage weather for Izu Ōshima in August
It's hot in August in Izu Ōshima with an average temperature of 30°C. Temperatures this month range from a low of 28°C to a high of 31°C. At night, you can expect temperatures between 24°C and 26°C.
Start of August
The month of August starts in Izu Ōshima with hot temps, averaging around 31°C during the day and nights around 26°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid August
By mid-August, daytime temps drop to around 30°C, with nights around 25°C. There’s a high chance of precipitation during this time. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of August
By the end of August, the average daytime temperature in Izu Ōshima is around 30°C, while nighttime temps are about 25°C. There’s a significant chance of many days with precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
In August, there is an average of 233 mm of precipitation, spread over 11 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Izu Ōshima in August |
New York | ||
|---|---|---|---|
 Average temperature |
30°C | 30°C | |
 Max. temperature |
31°C | 31°C | |
| Min. temperature |
28°C | -5°C | |
 Total precipitation |
233 mm | 79 mm | |
| Rainy days |
11 days | 13 days | |
July
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Izu Ōshima?
Looking for sun? August isn’t a good month to be in Izu Ōshima. The temperature is nice, but there’s too much chance of rain.
The typhoon season in Izu Ōshima runs from June to November.
Temperature records
With 35°C in 2020, Izu Ōshima reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 21°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 18°C to a highest value of 28°C.
Check out the climate of Izu Ōshima for all months and discover the best travel time
Daily Temperature in August in Izu Ōshima
This chart shows the average daily high and low temperatures in August for Izu Ōshima, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Izu Ōshima
The chart below shows the average daily precipitation in August for Izu Ōshima, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 11 days of precipitation in Izu Ōshima.
Daily UV index in August in Izu Ōshima
This chart shows the average daily UV index in August in Izu Ōshima, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Izu Ōshima over the years
This chart shows the average temperature in August in Izu Ōshima, measured in degrees Celsius, over the past few years.
Total precipitation in August in Izu Ōshima over the years
This chart shows the average precipitation in August in Izu Ōshima, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Izu Ōshima
Click on any day in August to get detailed info about the usual weather on that day in Izu Ōshima. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Izu Ōshima
Have you been to Izu Ōshima in August?
Share your weather experience in August in Izu Ōshima.
Average weather in Izu Ōshima by month
Click on a month below to see detailed weather info for Izu Ōshima. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Izu Ōshima for all months at once
