Rishiri Island, Japan: What to pack, what to wear, and when to go [2018]

Traveling to Rishiri Island, Japan? If you're planning to go to Rishiri Island, here is some important information about when to go, what to wear, and what to pack:

When to go to Rishiri Island, Japan

Based on the climate and weather in Rishiri Island, the best time to go is August. See below for details.

What to wear/what to pack for Rishiri Island, Japan by month

January

January in Rishiri Island is biting cold. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the low 20s F (single digits below 0 C) to high 20s F (single digits below 0 C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

  • Warm pants or jeans
  • Sweaters
  • Heavy socks
  • Heavy jacket
  • Gloves or mittens
  • Cold weather footwear

February

February in Rishiri Island is biting cold. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the low 20s F (single digits below 0 C) to high 20s F (single digits below 0 C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

  • Very heavy socks
  • Insulated boots
  • Multiple layer jacket shell
  • Pajamas, such as sweats
  • Fleeces
  • Sweaters
  • Scarf
  • Gloves
  • Thermal undergarments

March

March in Rishiri Island is freezing. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the low 30s F (single digits C).

What to wear/what to pack:

  • Heavy jacket
  • Heavy socks
  • Warm pants or jeans
  • Sweaters
  • Cold weather footwear
  • Gloves or mittens

April

April in Rishiri Island is pretty cool. The average overnight temperatures in the area are in the 30s F (single digits C). But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

  • Socks
  • Light gloves or mittens
  • Fleeces
  • Warm pants or jeans
  • Standard footwear
  • Jacket or coat

May

May in this region can be very chilly. Temperatures average in the low 50s F (low 10s C) during the day.

What to wear/what to pack:

  • Socks
  • Dresses
  • Pants or jeans
  • Light jacket or fleece
  • Standard footwear
  • Long sleeve shirts or blouses
  • Long skirts

June

If you go to Rishiri Island in June, you will notice that it can be chilly. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

  • Light jacket or fleece
  • Dresses
  • Long skirts
  • Pants or jeans
  • Socks
  • Long sleeve shirts or blouses
  • Standard footwear

July

July in Rishiri Island is mild. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 60s F (high 10s C) to 60s F (high 10s C).

What to wear/what to pack:

  • Light jacket or fleece
  • Long skirts
  • Dresses
  • Long sleeve shirts or blouses
  • Socks
  • Pants or jeans
  • Standard footwear

August

August for Rishiri Island is balmy. Temperatures average in the low 60s F (low 20s C) during the day.

What to wear/what to pack:

  • Light jacket or fleece
  • Pants or jeans
  • Long skirts
  • Long sleeve shirts or blouses
  • Dresses
  • Standard footwear
  • Socks

September

September in Rishiri Island is cool. Temperatures average in the 60s F (high 10s C) during the day.

What to wear/what to pack:

  • Pants or jeans
  • Light jacket or fleece
  • Long skirts
  • Long sleeve shirts or blouses
  • Standard footwear
  • Dresses
  • Socks

October

October is pretty cool. Temperatures average in the 50s F (low 10s C) during the day.

What to wear/what to pack:

  • Standard footwear
  • Light jacket or fleece
  • Long sleeve shirts or blouses
  • Dresses
  • Pants or jeans
  • Long skirts
  • Socks

November

November here is cold. Temperatures average in the low 40s F (single digits C) during the day.

What to wear/what to pack:

  • Standard footwear
  • Fleeces
  • Warm pants or jeans
  • Socks
  • Jacket or coat
  • Light gloves or mittens

December

December in Rishiri Island is very cold. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C). But the colder weather doesn't bring low humidity, which is in the 70% to 70% range on average.

What to wear/what to pack:

  • Heavy jacket
  • Heavy socks
  • Gloves or mittens
  • Cold weather footwear
  • Warm pants or jeans
  • Sweaters

Year-round what to wear/what to pack for Rishiri Island, Japan

Here are some general tips on what to wear in Rishiri Island, as well as several items to remember to pack when traveling there.

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in Rishiri Island

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