Isahaya Weather in August
In Isahaya, August brings very high daytime temperatures around 31°C (88°F), with nights cooling to 26°C (79°F). This month falls within the rainy season, so expect frequent rainfall.
Rainfall in Isahaya in August
As part of the rainy season, Isahaya sees around 17 days of rain in August, with an average of 190 mm (7.5 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Isahaya in August
In August, expect very high temperatures in Isahaya, with highs of 31°C (88°F) and lows of 26°C (79°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning. Remember, these are typical temperatures, and there can be hotter days. Dress appropriately and stay hydrated to remain comfortable.
Sunshine in Isahaya in August
There are approximately 209 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.
Wind Speed in Isahaya in August
Wind speeds average 2 m/s (4 knots) during August. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.
Average water temperature in August
The water temperature is 27°C (81°F), which most people find very comfortable. A good month for swimming and water sports.Our weather planner can help you find worldwide destinations with pleasant weather during this period. October typically offers the best weather for Isahaya.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Isahaya's climate page.
Isahaya Temperature in August
Min Temperature
26°C (79°F)
Max Temperature
31°C (88°F)
Water Temperature
27°C (81°F) *
Chance of Rain
55%
Precipitation
190 mm (7.5 in)
Rainy days
17 days
Humidity
77% *
Windspeed
2 m/s (4 knots) *
Sunshine
209 hours *
Percentage Sunshine
54% *
Best Places in Japan in August
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in August →
perfect weather
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tolerable
unpleasant
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What to Wear in Isahaya in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Isahaya in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Isahaya's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Isahaya climate overview or explore weather in Japan.
