Wakkanai Weather in September

September in Wakkanai averages 21°C (70°F) during the day and 15°C (59°F) at night. It is the wettest month of the year, with 130 mm (5.1 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Wakkanai in September

The month brings the most rain, so be prepared with an umbrella for the occasional shower. On average, there are about 17 days with rain during this month, averaging 130 mm (5.1 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Wakkanai in September

September in Wakkanai brings pleasant temperatures, with highs of 21°C (70°F) and nights around 15°C (59°F). During September, you'll experience the summer season. Conditions are often most pleasant around the middle of the day. Nights cool down to 15°C (59°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 Wakkanai in September

The month experiences a moderate amount of sunlight, with 177 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Wakkanai.

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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 Wakkanai's climate page.

Wakkanai Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 55%  

Precipitation 130 mm (5.1 in)  

Rainy days 17 days  

Sunshine 177 hours *  

Percentage Sunshine *  

* Data from: Kutsugata, Japan (48 KM, 30 Miles).

What to Wear in Wakkanai in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Wakkanai in September

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

Swimming

6/10

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 Wakkanai's climate page.

More climate data for Wakkanai

Temperature Rainfall Sunshine

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