Weather | 11–20°C (52–68°F), mild, cherry blossom season fades into late spring | 16–25°C (61–77°F), warm days and comfortable evenings | 21–28°C (70–82°F), humid, rainy season usually starts mid-month |
Crowds | High during cherry blossom weeks and from April 29 | High May 1–6, then moderate | Moderate, lighter than May except during Sanno Matsuri |
Atmosphere | Blossom season, picnic crowds, strong spring demand | Festival month, greener parks, easier walking days | Wetter, softer pace, hydrangea season begins |
Key events | Showa Day on April 29, Golden Week starts | Natsu Basho, Sanja Matsuri, Children's Day, Greenery Day | Sanno Matsuri, hydrangea season, rainy season setup |
Public holidays | April 29 | May 3, 4, 5, and the May 6 observed holiday in 2026 | None in June |
Budget | High at month-end | Expensive May 1–6, then more stable | Often softer hotel rates except around major festival dates |
Best for | Cherry blossoms and spring gardens | First-time trips, festivals, day trips, food walks | Museums, gardens, quieter city days |
Book early? | Yes, especially late April | Yes for Golden Week and festival weekends; less pressure after May 7 | Usually only for major festivals and popular timed-entry attractions |
Transport tips | Expect congestion around late April holiday travel | Avoid long intercity travel on May 3–6; Tokyo subway works well inside the city | Carry an umbrella and allow extra time for wet-day transit |