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

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

When to go to Iiyama, Japan

Based on the climate and weather in Iiyama, the best time to go is June. See below for details.

What to wear/what to pack for Iiyama, Japan by month

January

January in Iiyama can be very chilly. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the low 40s F (single digits C).

What to wear/what to pack:

  • Socks
  • Rain coat
  • Umbrella
  • Waterproof footwear
  • Jacket or coat
  • Waterproof luggage
  • Light gloves or mittens
  • Fleeces
  • Warm pants or jeans
  • Standard footwear

February

February in Iiyama can be brisk. The average overnight temperatures in the area are in the low 30s F (single digits below 0 C). It tends to rain occasionally.

What to wear/what to pack:

  • Light gloves or mittens
  • Standard footwear
  • Rain coat
  • Waterproof footwear
  • Fleeces
  • Jacket or coat
  • Warm pants or jeans
  • Waterproof luggage
  • Socks
  • Umbrella

March

March in Iiyama is pretty cool. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 40s F (single digits C).

What to wear/what to pack:

  • Standard footwear
  • Jacket or coat
  • Light gloves or mittens
  • Rain coat
  • Waterproof footwear
  • Warm pants or jeans
  • Umbrella
  • Waterproof luggage
  • Fleeces
  • Socks

April

If you visit Iiyama during April, you are likely to find that it can be chilly. Temperatures tend to hover around the low 60s F (mid 10s C) during the day, while at night they can dip into the high 30s F (single digits C).

In terms of precipitation, you can expect it to rain sometimes.

What to wear/what to pack:

  • Socks
  • Light gloves or mittens
  • Umbrella
  • Rain coat
  • Warm pants or jeans
  • Waterproof luggage
  • Fleeces
  • Standard footwear
  • Jacket or coat
  • Waterproof footwear

May

If you visit Iiyama during May, you are likely to find that it is balmy. Temperatures tend to hover around the low 60s F (low 20s C) during the day, while at night they can dip into the low 50s F (single digits C).

In terms of precipitation, you can expect it to rain sometimes.

What to wear/what to pack:

  • Waterproof footwear
  • Long sleeve shirts or blouses
  • Pants or jeans
  • Long skirts
  • Standard footwear
  • Dresses
  • Waterproof luggage
  • Umbrella
  • Light jacket or fleece
  • Socks
  • Rain coat

June

Traveling to Iiyama in June, you will notice that it is a perfect temperature. Expect it to rain sometimes. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

  • Rain coat
  • Shorts or short pants
  • Umbrella
  • Waterproof footwear
  • Skirts
  • Waterproof luggage
  • Light footwear
  • Sandals
  • Dresses
  • Long and short sleeve shirts
  • Sunscreen lotion

July

Traveling to Iiyama in July, you will notice that it is hot. Expect it to rain about a third of the time. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

  • Dresses
  • Skirts
  • Shorts
  • Sunscreen lotion
  • Umbrella
  • Waterproof luggage
  • Waterproof footwear
  • Sunglasses
  • Sandals
  • Rain coat
  • Short sleeve shirts

August

August here is consistently hot. Temperatures average in the 80s F (low 30s C) during the day. It rains occasionally.

What to wear/what to pack:

  • Sandals
  • Shorts
  • Short sleeve shirts
  • Rain coat
  • Dresses
  • Sunglasses
  • Umbrella
  • Skirts
  • Waterproof luggage
  • Sunscreen lotion
  • Waterproof footwear

September

September in Iiyama is warm. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 70s F (low 20s C) to high 70s F (mid 20s C).

What to wear/what to pack:

  • Light footwear
  • Long and short sleeve shirts
  • Sandals
  • Dresses
  • Waterproof luggage
  • Shorts or short pants
  • Waterproof footwear
  • Skirts
  • Umbrella
  • Rain coat
  • Sunscreen lotion

October

October in Iiyama is balmy. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 20s C).

What to wear/what to pack:

  • Socks
  • Umbrella
  • Waterproof footwear
  • Light jacket or fleece
  • Rain coat
  • Long sleeve shirts or blouses
  • Standard footwear
  • Waterproof luggage
  • Dresses
  • Pants or jeans
  • Long skirts

November

Traveling to Iiyama in November, you will notice that it is crisp. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

  • Waterproof luggage
  • Dresses
  • Pants or jeans
  • Socks
  • Long sleeve shirts or blouses
  • Light jacket or fleece
  • Rain coat
  • Waterproof footwear
  • Umbrella
  • Standard footwear
  • Long skirts

December

December in Iiyama can be very chilly. The average overnight temperatures in the area are in the 30s F (single digits C). It tends to rain once in a while.

What to wear/what to pack:

  • Fleeces
  • Waterproof luggage
  • Waterproof footwear
  • Light gloves or mittens
  • Rain coat
  • Jacket or coat
  • Umbrella
  • Standard footwear
  • Socks
  • Warm pants or jeans

Year-round what to wear/what to pack for Iiyama, Japan

Here are some general tips on what to wear in Iiyama, 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 Iiyama
  • If you are visiting a temple, pack respectful clothing

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