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

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

When to go to Mount Koya, Japan

Based on the climate and weather in Mount Koya, the best time to go is October. See below for details.

What to wear/what to pack for Mount Koya, Japan by month

January

January in Mount Koya is cold and somewhat rainy. The average overnight temperatures in the area are in the 30s F (single digits C). It tends to rain regularly.

It also snows sometimes. With the colder weather comes lower humidity, which is in the 50% to 60% range on average.

What to wear/what to pack:

  • Umbrella
  • Light gloves or mittens
  • Fleeces
  • Waterproof coat
  • Jacket or coat
  • If you plan to ski, ski equipment
  • Socks
  • Standard footwear
  • Warm pants or jeans
  • Waterproof boots

February

If you vacation in Mount Koya during February, you are likely to find that it is brisk and somewhat rainy. Temperatures tend to hover around the high 40s F (single digits C) during the day, while at night they can dip into the 30s F (single digits C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about a third of the time and snow once in a while.

What to wear/what to pack:

  • Warm pants or jeans
  • Umbrella
  • Jacket or coat
  • Standard footwear
  • Waterproof boots
  • If you plan to ski, ski equipment
  • Light gloves or mittens
  • Fleeces
  • Waterproof coat
  • Socks

March

In March, Mount Koya is relatively cool and somewhat rainy. Temperatures routinely are in the 50s F (low 10s C) range. At night, lows are in the high 30s F (single digits C).

This is also a rainy time for Mount Koya, with more than half of the days of the month having rain. In March, humidity reaches as high as 60%.

What to wear/what to pack:

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

April

If you visit Mount Koya during April, you are likely to find that it is balmy and somewhat rainy. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the high 40s F (single digits C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

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

May

In May, Mount Koya is a perfect temperature and somewhat rainy. Temperatures routinely are in the low 70s F (low 20s C) range. At night, lows are in the 50s F (low 10s C).

This is also a rainy time for Mount Koya, with several of the days of the month having rain. In May, humidity reaches as high as 60%.

What to wear/what to pack:

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

June

Traveling to Mount Koya in June, you will notice that it is warm and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

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

July

If you vacation in Mount Koya during July, you are likely to find that it is extremely hot and somewhat rainy. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day. In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

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

August

If you visit Mount Koya during August, you are likely to find that it is constantly hot and somewhat rainy. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day. In terms of precipitation, you can expect it to rain a bit less than half of the time.

What to wear/what to pack:

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

September

September in Mount Koya is extremely warm and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 70s F (mid 20s C) to low 80s F (high 20s C).

What to wear/what to pack:

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

October

Traveling to Mount Koya in October, you will notice that it is mild and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the low 70s F (low 20s C).

What to wear/what to pack:

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

November

If you are traveling to Mount Koya in November, you will notice that it is relatively cool and somewhat rainy. Expect it to rain 5-10 days this month. Daytime temperatures are in the low 60s F (high 10s C).

What to wear/what to pack:

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

December

If you visit Mount Koya during December, you are likely to find that it is pretty cool and somewhat rainy. Temperatures tend to hover around the 50s F (low 10s C) during the day, while at night they can dip into the high 30s F (single digits C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain a bit less than half of the time.

What to wear/what to pack:

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

Year-round what to wear/what to pack for Mount Koya, Japan

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

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