Isahaya Weather in October

Isahaya in October sees high temperatures, with highs around 24°C (75°F) and overnight lows of 18°C (64°F). Rainfall is fairly high at around 111 mm (4.4 in) on average, so pack waterproofs just in case.

Rainfall in Isahaya in October

Analyzing past climate data, one can expect approximately 13 days of rain, averaging 111 mm (4.4 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Isahaya in October

Daytime temperatures in Isahaya reach 24°C (75°F) in October, dropping to 18°C (64°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Isahaya in October

The area enjoys a balanced 180 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Wind Speed in Isahaya in October

Wind speeds average 1 m/s (2 knots) during October. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.

Average water temperature in October

With water at 22°C (72°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

If your ideal day consists of dry skies and pleasant temperatures, October typically offers the best circumstances for Isahaya.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Isahaya's climate page.

Isahaya Temperature in October

Min Temperature 18°C (64°F)  

Max Temperature 24°C (75°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 42%  

Precipitation 111 mm (4.4 in)  

Rainy days 13 days  

Humidity 67% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 180 hours *  

Percentage Sunshine 50% *  

* Data from: Nagasaki, Japan (23 KM, 14 Miles).

What to Wear in Isahaya in October

For Isahaya in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Isahaya in October

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

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Isahaya's climate page.

More climate data for Isahaya

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Isahaya climate overview or explore weather in Japan.