April in Tokyo: climate, cherry blossoms, and what to pack for 2026

April mornings in Tokyo arrive cool and damp, hovering around 10°C (50°F), while afternoons warm to a pleasant 18.7°C (65.5°F). You'll see roughly 129.7mm of rain spread across 11 or 12 days, so showers are frequent but rarely all-day affairs. Sunshine averages 8.6 hours daily—enough to catch golden light in parks and temples, though clouds drift in by late afternoon. The air feels fresh and slightly humid; locals still wear layers because that morning chill lingers until midday.

This is peak cherry blossom season, and the city transforms into a viewing spectacle. Ueno Park, the Imperial Palace East Gardens, and riverside paths fill with picnics, festival stalls, and evening hanami parties under blooming trees. Crowds are substantial but manageable if you arrive early or visit on weekdays. Hotels fill quickly, and prices climb 20-30% above winter rates. Street vendors sell dango and sakura-flavored everything. The energy is celebratory rather than overwhelming—locals genuinely want to share the moment.

April's conditions have remained fairly consistent over the past decade, though recent years show slightly earlier peak bloom dates (sometimes late March now rather than early April). The 18-19°C average for highs is typical; rainfall at 129.7mm sits in the middle of historical norms. 2026 is tracking close to the ten-year average, so expect classic spring weather without extreme swings.

April suits photographers, cherry blossom chasers, and anyone who prefers mild temperatures to summer heat. Families will appreciate the outdoor festivals and manageable weather. Budget travelers should book accommodation early; prices are up but not at summer peaks. Bring a lightweight rain jacket and layer pieces you can shed by noon. The month demands flexibility—pack for both 10°C mornings and 20°C afternoons.