Japan weather

Our guide to the weather in Japan during May

20

Average high

4

UV Index

186mm

Monthly rainfall

70%

Humidity

We've looked at the most up-to-date weather data for Japan, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Japan weather in May.

What's the temperature like in Japan during May?

The temperature reaches around 20℃ during the daytime in May, falling away to 8℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Japan during May?

On average, there will be 8 rainy days during the month, amounting to 186.0mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Japan during May?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in May. With moderate air temperatures, any breeze will feel cool.

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Japan Blog posts

From the US most popular travel bloggers

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10 things to do in Kyoto (that aren’t Fushimi Inari)

17th July 2022 by The Blonde Abroad

If you are wanting to get away from the hustle and bustle of the big cities in Japan, then Kyoto is the place to go. The city offers tranquil nature walks, beautiful temples, and a ton of Japanese culture. The ultimate 3-Day Kyoto Itinerary has a lot of great information, but here we will go over the 10 things to do in Kyoto, Japan that isn’t Fushimi Inari....

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10 things to do in Tokyo (that aren’t Shibuya Crossing)

4th July 2022 by The Blonde Abroad

Tokyo, the capital of Japan, has so much to offer its visitors. You can enjoy some of the best nightlife, unique dining experiences, and creative museums. While there’s a good chance you’ve seen pictures of Shibuya Crossing — it’s pretty iconic, there are so many other fun things to do in Tokyo! If this is your first time going to Japan, also check out my tips for traveling to Japan, the best time to travel to Japan — super helpful info! I’d also recommend taking a look at...

Weather in Japan

Our month-by-month guide to the weather and climate in Japan

-0.3

Japan weather in

January
1.6

Japan weather in

February
7.0

Japan weather in

March
13.1

Japan weather in

April
19.5

Japan weather in

May
23.2

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June
26.8

Japan weather in

July
28.2

Japan weather in

August
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Japan weather in

September
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October
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November
3.1

Japan weather in

December