Yokohama Weather in April

 Season: Spring
 Key points:
1. The weather is generally warm during the day, but drops to a cool level after sunset.
2. Precipitation is frequent, which is mainly reflected on light and moderate rainfalls. Heavy rain occurs scarcely.
3. Early April is a great time for admiring cherry flowers.

Temperature

With the average high temperature of 18 degrees Celsius (64.4 degrees Fahrenheit) and low of 11℃ (51.8℉), the weather of Yokohama in April is relatively warm during the day but cool at night. Under normal circumstances, the minimum temperatures are above 8℃ (46.4℉), but there are a few cases when the minimum temperatures range 4-6℃ (39.2-42.8℉), which usually occur in the night of early April. In mid and late April, the days with the maximum temperatures above 22℃ (51.8℉) obviously increase, occurring for approximately 4-7 days; during the warmest days, the temperature can reach 25-28℃ (77-82.4℉). However, rainy weather may cause the temperature to drop by 4-5℃ (39.2-41℉). 

Yokohama in Warm April

Precipitation & Humidity

Rainy climate in Yokohama in April is relatively common, about 16 days on average, with the monthly precipitation averaging 131mm. Generally speaking, April features moderate and light rainfalls, with daily precipitation under 25mm. There may be 1-2 days of heavy rain with the precipitation above 40mm; in such situation, it is best to avoid hanging out.

The average humidity in April is 64%, which is very comfortable for the human body.

Daylength & Sunshine Hours

Go to Spring Market in Pretty Kimono

Sunrise time: 05:31-06:06
Sunset time: 18:39-19:01

Yokohama has an average daylength of 13.1 hours in April. Even so, it’s suggested to start the day early and plan your itinerary wisely to avoid retracing the route, so you can make the most of your time.

Sunshine duration is 6 hours per day on average, providing you with excellent opportunities to take great photos.

April, the Flowering Season: Cherry Flowers, Roses, Tulips

In early April, the cherry blossoms are in full bloom in many places. Particularly, in Minato Mirai 21 and the Sankeien Garden, you can enjoy music performance while admiring the cherry flowers. 

In mid-April, over 160 species of roses compete for blooming in the Yamashita Park. 

By the late period of the month, the Yokohama Park also becomes colorful: approximately 160,000 tulips blossom in full display of their beauty.

Romantic Proposal under the Cherry Blooms

What to Wear and Pack for Yokohama Trip in April?

 Clothes

Upper clothes like a hoodie with light fleece or a long-sleeved shirt plus a cardigan are appropriate for most daytime in April. However, in the early morning and at night when the temperature is usually cool, you’d better add a thin jacket or a trench coat outside to keep warm. 

As for the bottom, you are recommended to prepare a thick pair like the sweatpants for cool days and a thin pair like the jeans for warm days.

 Shoes
Casual sneakers or walking shoes are light and comfortable for walking. In addition, you are recommended to pack a pair of non-slip hiking shoes in case you encounter the rainy weather.

 Others

Rain gears like the umbrella are helpful when there is a light rainfall. Besides, you can pack some sunscreen productions like the sunscreen lotion because the average UV index in April is 5, at a moderate level. Or you can wear a hat to protect your face against the UV rays. 

Travel Advice & Tips for Yokohama Trip in April

 The Spring Market is hosted in the Yokohama Red Brick Warehouse in April every year. Wonderful flower exhibitions, various local food, unique handcrafts, as well as performances of singing, dancing and acrobatics, are all waiting for your visit. Furthermore, you can taste the authentic German beer here when the “Yokohama Frühlings Fest” takes place in late April.

 April is often windy. Therefore, given the abundance of flowers in bloom, if you are allergic to pollen, you need to take precautions like wearing a mask or bring some anti-allergic medicine.

 If you are planning your 2026 trip in Yokohama in April, it is recommended that you avoid the last few days of the month when Japanese people will have several days off work, forming the so-called Golden Week. Naturally, travelers in Yokohama will increase significantly, leading to crowdedness in the traffic and scenic spots, especially at the popular sites like Giant Ferris Wheel. However, if you insist to visit during this period, do remember to book your flight tickets and hotel in advance.

 Early April is also a peak tourist season when many visitors travel for admiring the cherry flowers. Therefore, you may need to make travel preparations in advance.

Busy Yokohama Streets by the End of April

Yokohama Weather by Month