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What are the rainy months in Japan?

1. Introduction

Rain is a common occurrence in Japan, with the country receiving an average of 1,500 to 2,000 millimetres of precipitation annually. The Japanese archipelago has four distinct seasons and rainy months vary by region. In this article, we will discuss what are the rainy months in Japan, the effects of rain on the weather in Japan, and how to prepare for rainy weather when visiting the country.

2. What is the Climate in Japan?

Japan has a temperate climate with four distinct seasons: spring (March-May), summer (June-August), autumn (September-November), and winter (December-February). The climate varies across the country due to its long length and diverse geography. The northern island of Hokkaido experiences cold winters with heavy snowfall while Okinawa in the south enjoys subtropical temperatures all year round.

Japanese Snack Box

3. What are the Rainy Months in Japan?

Rainfall is abundant throughout Japan but varies depending on region and season. Generally speaking, June to July is considered as “rainy season” or “tsuyu” in Japanese. During this period, warm and humid air from China brings frequent showers throughout most parts of Japan except for Hokkaido and Okinawa. In Tokyo, for example, it rains almost every day during this period with an average of 20 days per month receiving some form of precipitation.

4. The Effects of Rain on Japan’s Weather

The effects of rain on Japan’s weather can be both positive and negative depending on one’s location and time of year. During tsuyu season, rain helps to cool down temperatures so it can be a welcome respite from hot summer days; however, it can also cause flooding if there is too much rainfall over a short period of time. In addition to heavy rainfall during tsuyu season, typhoons are also common during summer months which can bring strong winds and flooding rains that can cause damage to property and infrastructure throughout Japan.

5. Factors that Impact Rainfall in Japan

There are several factors that influence rainfall patterns throughout Japan including ocean currents, wind patterns from Siberia or China as well as topography such as mountains or valleys which create microclimates where rainfall may be more or less abundant than other areas nearby. Additionally, seasonal changes such as El Niño/La Niña events can also affect rainfall patterns around the world including those experienced in Japan each year.

6. How to Prepare for Rainy Weather in Japan

When visiting or living in Japan during the rainy months it is important to be prepared for wet weather conditions by bringing appropriate clothing such as waterproof jackets or umbrellas as well as shoes with good grip that won’t slip on wet surfaces like tile floors or pavements when walking outside during a downpour! Additionally it may be wise to check local weather forecasts before heading out so you don’t get caught off guard by sudden showers or storms!

7.When is the Best Time to Visit Japan?

The best time to visit depends largely on personal preference since each season offers something different; however if you want sunny skies then springtime (March-May) may be your best bet since it typically has less rain than other seasons! Summer (June-August) offers warmer temperatures but also higher humidity levels due to increased rainfall; autumn (September-November) brings cooler temperatures with less humidity; while winter (December-February) offers colder temperatures but usually clear skies with little rain!


In conclusion it is clear that rain plays an important role in shaping both climate and culture throughout Japan due its abundance throughout most parts of the country! While tsuyu season typically brings more frequent showers than other times of year there are still plenty of opportunities for visitors to enjoy sunny days regardless of when they travel! By being aware of local weather conditions ahead of time travelers can plan accordingly so they don’t get caught off guard by sudden downpours!

9.Sources & Further Reading

“Rainy Season – Tsuyu – When Is It & What To Expect?”. JAPAN INSIDERS – Your Guide To All Things Japanese!. https://japaninsidersguidebookblogsitecom/rainy-season/. Accessed 27 May 2021.
“Japan Climate: Average Temperature & Rainfall”. WorldAtlascom – WorldAtlascom – WorldAtlascom – WorldAtlascom – WorldAtlascom – World Atlas Encyclopedia.. https://wwwworldatlascom/articles/what-is-the-climate-like-in-japanhtml Accessed 27 May 2021.
“El Niño/La Niña”. National Oceanic & Atmospheric Administration – NOAA’s National Ocean Service Education.. https://oceanserviceNOAAgov/education/kits/climate/media/supp_climate_elnino04pdf Accessed 27 May 2021.
“Typhoon”. National Oceanic & Atmospheric Administration – NOAA’s National Ocean Service Education.. https://oceanserviceNOAAgov/education/kits/hurricanes/media//supp_hurricanes_typhoonhtml Accessed 27 May 2021

What are the best and worst months to visit Japan?

The best time to visit Japan is spring (March

What months to avoid in Japan?

The worst time to visit Japan is during the rainy season which is usually preceded by extremely hot and humid summer temperatures. Cities like Tokyo and Kyoto are often uncomfortably hot and are best avoided during the peak summer months of July and August. March 23 2022

What is the cheapest month to go to Japan?

Cherry blossom and maple season (typically early April and mid-November respectively) are high season for Japanese travelers so hotel prices are at their peak. You can save money by traveling during the low season (late fall to March excluding the New Year holidays).

What time of year is cheapest to visit Japan?

What is the cheapest time to visit Japan? If you want to see the beauty of Japan on a budget the winter months from December to February are the best. Japan is beautiful even in winter but if you travel in winter you can avoid the tourist waves that are popular in spring and autumn.

What is the most expensive month to travel to Japan?

Cherry blossom season. From the last week of March to the beginning of April the popularity of the cherry blossom season makes this the most expensive year to visit Japan.

How many days in Japan is enough?

Ten days is enough for a first timer but if you have a few extra days you can easily extend the trip to two weeks in Japan or skip a country or two if you only have a week there.

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