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Isahaya weather in August (Nagasaki, Japan)

Will it be warm or cold in Isahaya this August? Here's what you need to know about the weather for the month.

Temperatures

Typically, August in Isahaya includes very high temperatures and heavy rainfall. August is known for being in the summer season. As the day progresses, temperatures can peak at 31°C. Luckily at nightfall, they typically drop to 26°C. This month is typically the hottest of the year, so prepare with cool and comfortable cloths. Embrace the sunshine while keeping sun protection handy.

Precipitation

Isahaya in August falls under the rainy season with heavy rainfall, averaging around 190 mm for the month. Expect around 17 days of rain based on historical data.

Average sunshine

With approximately 209 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. While February, June and July tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Isahaya climate page with graphs.

 

Isahaya, monthly averages in August

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 31°C  
Water TemperatureWater Temperature 27°C *  
Chance of RainChance of Rain 55%  
PrecipitationPrecipitation 190 mm  
Rainy daysRainy days 17 days  
HumidityHumidity 77% *  
WindspeedWindspeed 7 km/h *  
SunshineSunshine 209 hours *  
Percentage SunshinePercentage Sunshine 54% *  
Data from: Nagasaki, Japan (23 KM, 14 Miles).

Where to go in Japan in August

Find out more about the weather in Japan and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case. With a water temperature of around 27°C this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
8/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Isahaya.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.