Yokohama Weather in May

 Season: Spring
 In short:
1. Yokohama weather in May is very warm in general.
2. Rainfall is relatively low at the beginning of the month, and then gradually increases afterwards.
3. Both daylength and sunshine hours are adequate.
4. Thanks to the generally pleasant weather, May is one of the best times to visit Yokohama, in which various events like the Yokohama Parade and the Dragon Boat Race are held.

Warm Yokohama in May

Pleasant Temperature

The climate of Yokohama in May is pleasant in general, with the average temperature ranging from 16-22 degrees Celsius (60.8-71.6 degrees Fahrenheit). The days with maximum temperature up to 25℃ (77℉) account for 5-10 days in the month. During the warmest day around noon, the temperature can reach as high as 28-30℃ (82.4-86℉). The minimum temperature remains at 12-18℃ (53.6-64.4℉) mostly, with a few cases when it drops to around 10℃ (50℉).

Precipitation & Humidity

Yokohama Chinatown after Rain

On average, there are 15 days with rainfall in May, and the monthly precipitation amounts to 140mm. Generally speaking, the precipitation shows an upward trend. That’s to say, the second half of the month receives more rainfall than the first half.

The average humidity of this month rises to 70%. If you walk outside during the warmest sunny noon, you may feel a bit sticky.

Daylight Hours & Sunlight Duration

Sunrise time: 05:10 - 05:30
Sunset time: 19:01 - 19:23

Yokohama enjoys approximately 14 hours of daylight in May. Sunlight duration is 6 hours on average.

Dusk View in Yokohama in May

Packing Guide for Yokohama Trip in May

 Upper

You can wear a long-sleeved shirt or hoodie most time. In the early morning and at night when the temperature is cool, you’d better add a jacket as the outer layer to keep warm. Besides, you are recommended to bring summer T-shirts or summer dresses because the weather may be quite warm, even a little hot at sunny noons.

 Bottom
Jeans or thin casual pants are appropriate in whole May. Shorts or skirts will do in sunny days of late May.

 Shoes
Light walking shoes or canvas shoes are recommended for traveling in Yokohama in May.

 Others

Parasol is convenient for you to protect yourself from both the sun and the rain. For extra protection, you need to bring the sunscreen cream and hat since the UV index is 5, which can irritate your skin if you expose under the sunlight for too long.

Top Events in Yokohama in May

1. Every year in early May, the International Costume Parade is held in Yokohama. The Parade begins in the Yamashita Park and ends at Isezaki-cho. Along the route, visitors can enjoy elaborate floats, dragon and lion dances, and unique performances with Yokohama characteristics.

2. In late May some years, the Dragon Boat Race is held in the Yamashita Park Seaborne Area. During the event, the players work hard to row the boat towards the finish line. People on the shore enthusiastically cheer for them, and there are also bands performing to add to the excitement. You can also visit the Yokohama Chinatown where you can eat the zongzi, a kind of traditional Chinese rice-pudding, during this period.

3. Some years in May, Yokohama holds the “Spring Beer Festival”, which takes place at the Red Brick Warehouse. At that time, there will be various kinds of beers and snacks, creating a cheerful atmosphere.

4. May is a special month for admiring different beautiful flowers. In the first half of the May, Sankeien Garden is still filled with plenty of blooming azaleas, and Yokohama Park is adorned with a variety of colorful tulips. In the second half of the month, you can visit the Future Rose Garden in the Yamashita Park, and the Harbor View Park. Both places have different kinds of beautiful roses.

5. In late May, Yokohama people host the Bazaar in the Yokohama Park to celebrate the upcoming Yokohama Port Festival in early June. There will be the Great Plant Fair and booths of clothing, food, and sundries.

Bustling Yokohama in Early May

Looking for zongzi in Yokohama Chinatown

Travel Tips for Yokohama Trip in May

 If you have a sensitive nose, you’d better wear a mask when walking around the parks or gardens with flowers.

 If you are planning to visit Yokohama in May, 2026, you’d better avoid the first week when Japanese people are enjoying their Golden Week. During the period, the traffic and attractions will be very crowded and the prices of air tickets and hotels will be much higher than usual.

Yokohama Weather by Month