May in Tokyo marks the change from spring to early summer. The weather is mild with temperatures during daytime ranging between 15 and 24°C (59 and 75°F) on average. It becomes wet toward the end of the month but it is still not that uncomfortably humid that is from June to August.
May is a fantastic time to explore Tokyo during the summer. Compared to March and April, May offers a more peaceful experience with lower travel expenses. Plus, you'll enjoy comfortable weather before the rainy season sets in from June to August. So, if you're planning a trip to Tokyo, May could be a good choice.
Tokyo's Weather and Climate in May
Tokyo's temperatures in May range from mild to warm. The "feels like" temperature might be a bit warmer, giving the air a slightly muggy feel, especially on warmer days. Overall, humidity isn't a major concern in Tokyo until later in the summer.
In early May, the weather is mild with the daytime temperature above 10 °C (50 F ). It is cool at night when the temperature sometimes drops to below 10 °C (50 F).
By mid-May, expect warm to hot days and cool nights. You might be fine in just a T-shirt under the sun, but bring a jacket for the cooler nights. If you visit mountainous regions like Hakone and the Five Lakes near Mt. Fuji, even daytime could require a jacket due to lower temperatures.
Toward the end of the month, the weather becomes hot. The daytime temperature ranges from 20-25 °C (68-77 F), and the nighttime temperature is about 15 °C ( 59 F). Rains come more frequently but it is not that uncomfortably humid.
Tokyo's rain in May typically falls as light to moderate showers. These showers mostly happen intermittently throughout the day, allowing comfortable dry periods in between.
As May falls at the very start of Tokyo's typhoon season, the occasional rainstorm can occur, but if a typhoon does reach Tokyo in May, it will probably be too weak to cause much disruption.
Tokyo Weather in May Summary Table
| Averages | Description | |
| Temperature Range | 15–24°C (59–75°F) | Mild–warm |
| Rainfall | 14 cm (6"), 11 days | Moderate rain, damp |
| Humidity | 68% | Muggy at times |
| High Feels Like | 25°C (77°F) | Warm |
| Sunshine | 6 hours | Clear about half the time |
Top Things to Do in Tokyo in May
1. Experience the Thrill of Sumo at Ryogoku Kokugikan
May holds one of two chances to witness elite sumo wrestling in Tokyo — one of Japan's national sports. The 2025 third Grand Sumo Tournament of the year will be held in Ryogoku Kokugikan, Tokyo from May 11–25. It attracts many fans from all over the world who come to see the sporting event.
The warm May weather makes it the best time to attend the matches and experience the intensity of the bouts and traditions that surround the sport.
Recommended tour: 11-Day traditional Japan tour.
2. Immerse Yourself in Tradition at the Sanja Matsuri Festival
Sanja Matsuri is one of Tokyo's most famous festivals that takes place in May in the historic Asakusa district. This three-day event celebrates the founders of Senso-ji temple and features lively parades, traditional music, and mikoshi (portable shrine) processions. You will notice many people flood the streets surrounding Sensō-ji with flutes, whistles, and traditional Japanese drums.
The mild temperatures in May make it a great time for you to enjoy Japan's cultural heritage in this event. The 2025 Sanja Matsuri will take place from May 16–18.
3. Explore Tokyo's Wisteria Gardens in Full Bloom
The blooming of cascading wisteria is one highlight you can witness in gardens like Kameido Tenjin Shrine and Ashikaga Flower Park, about 98 km (61 miles) from Tokyo. Be sure to check when the Kameido Tenjin Wisteria Festival is held before visiting.
Shinjuku Gyoen and Ueno Park are the other two destinations you could visit when the weather is comfortable. The warm weather makes it the perfect time for day trips to these locations with your family. You can stroll through the beautifully trimmed gardens without the intense heat of summer.
4. Join the Celebrations at Kanda Matsuri
In Tokyo, Kanda Matsuri is a biennial event that is held over the weekend closest to May 15 in even-numbered years. The next event is expected to take place on May 16–17, 2026.
Kanda Matsuri takes place in Kanda Myojin Shrine and celebrates prosperity and good fortune. In Tokyo, you should expect to see large parades, floats, and performances that bring the streets of Tokyo to life.
Get some inspiration on entertainment and nightlife in Tokyo.
FAQs for Traveling to Tokyo in May
Is May a Busy Month in Tokyo?
Yes, May is generally a busy month in Tokyo, especially during the first week, known as Golden Week. The Golden Week is one of the busiest travel times in Japan. If your travel time is flexible, it is better to avoid the first week of May.
Beyond Golden Week, May is quieter than the previous cherry blossom months of April and March.
Does it Rain a Lot in Tokyo in May?
May is the beginning of the rainy season in Japan. The first part of the month is dry, but towards the month's end, rain becomes more frequent. On average, Tokyo receives around 11 rainy days of about 14 cm (6 inches).
The rain typically comes as light to moderate showers rather than prolonged downpours, and it's often interspersed with sunny or partly cloudy periods.
Can I see cherry blossoms in Tokyo in May?
No, You can not see Cherry blossoms in Tokyo in May. Tokyo's cherry blossom season is from late March to Early April. If you want to see Cherry Blossom this month, head to Hokkaido in the north.
Is Japan expensive in May?
The first week of the month falls during Golden Week, one of the most expensive travel periods. Apart from that, May is usually considered the shoulder season. Travel costs are lower compared to the peak season of March to April, and the summer holiday from July to August, but slightly higher than the quieter travel months of January and February.
What Should I Wear in Tokyo in May?
We recommend packing a mix of light and breathable clothing when visiting Tokyo in May. These clothes will help you stay comfortable in the mild to warm temperatures. Lightweight layers like long-sleeve shirts, light sweaters, and jackets can be comfortable for the cooler mornings and evenings.
Comfortable walking shoes are a must for travelers who would like to explore Tokyo's parks, gardens, or streets. If you will be attending festivals or formal events, pack some dressier clothing.
Best Japan Tours in May
We have a variety of different tours including Tokyo, with those that work particularly well in May listed below.
Are you planning your trip to Tokyo? Tell us your preferences, and our Japan travel advisor will customize a private tour for you. We can also help you craft the most fulfilling tour for your travel interests, accommodation preferences, and more.
More on Weather and Seasonal Travel in Tokyo
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