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JapanThe weather in August in Honshu
It's hot in August in Honshu with an average temperature of 30°C. Temperatures this month range from a low of 27°C to a high of 32°C. At night, you can expect temperatures between 20°C and 23°C.
Looking for sun? August isn’t a good month to be in Honshu. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Honshu, Japan. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 35°C in 2018, Honshu reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 21°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 25°C.
Rainfall amount
In August, there is an average of 165 mm of precipitation, spread over 19 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in August for Honshu
Click on any day in August to get detailed info about the usual weather on that day in Honshu. Check out the historical temperatures and precipitation over the past 10 years on this day.
August weather comparison
| Honshu | New York | |
|---|---|---|
| Average temperature | 30°C | 30°C |
| Max. temperature | 32°C | 31°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 165 mm | 79 mm |
| Rainy days | 19 days | 13 days |
Start of August
The month of August starts in Honshu with hot temps, averaging around 32°C during the day and nights around 22°C.
Mid August
By mid-August, daytime temps drop to around 29°C, with nights around 22°C. There’s a high chance of precipitation during this time.
End of August
By the end of August, the average daytime temperature in Honshu is around 29°C, while nighttime temps are about 21°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The typhoon season in Honshu runs from June to November.
Check out the climate of Honshu for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in August in Honshu, Japan. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in August in Honshu
Temperature in August in Honshu over the years
Precipitation charts
These charts show the average amount of precipitation in August in Honshu, Japan. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in August in Honshu
Total precipitation in August in Honshu over the years
Daily UV index in August in Honshu
This chart shows the average daily UV index in August in Honshu, 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.
Weather experiences in August in Honshu
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Average weather in Honshu by month
Click on a month below to see detailed weather info for Honshu. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.