Isehara Weather in September

September in Isehara brings high temperatures around 26°C (79°F) during the day, dropping to 21°C (70°F) at night, with the most rainfall of the year.

Rainfall in Isehara in September

This month marks the year's heaviest rainfall, with frequent intense showers. It's advisable to be prepared with appropriate rain gear to stay dry. Typically, about 19 days will experience rainfall, with an average of 244 mm (9.6 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Isehara in September

If you're visiting Isehara in September, expect highs of 26°C (79°F) and overnight lows around 21°C (70°F). Experience the summer season in September. Overall, the month follows a fairly predictable daily temperature pattern. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Isehara in September

The area experiences a moderate amount of sunshine, with approximately 131 hours of sunlight expected. This means a decent mix of sun and overcast.

If you prefer enjoying temperate temperatures and rain-free days, May and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Isehara Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 62%  

Precipitation 244 mm (9.6 in)  

Rainy days 19 days  

Humidity 76% *  

Sunshine 131 hours *  

Percentage Sunshine *  

* Data from: Yokohama, Japan (29 KM, 18 Miles).

What to Wear in Isehara in September

Warm temperatures in September 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! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Isehara in September

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Isehara's climate page.

More climate data for Isehara

Temperature Rainfall Sunshine Humidity

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