Tokyo Weather in May
In May, Tokyo averages a high of 23°C (74°F) and a low of 15°C (59°F), from 53 years of daily records (1971–2026).
23°C
Average high
74°F
15°C
Average low
59°F
33°C
Record high
91°F · May 26, 2019
8°C
Record low
46°F · May 4, 1991
What May Is Like in Tokyo
- May 2026 was the 2nd warmest May in 53 years of records, 2.0°C (3.6°F) above the long-run average.
- 6 of the 10 warmest Mays on record in Tokyo have come since 2012.
- May in Tokyo has become 1.5°C (2.8°F) warmer on average: the 2012–2026 average against 1970–1989.
- The coldest May reading, 8°C (46°F) on May 4, 1991, has not been matched in 35 years.
At least 1 mm of rain falls on 35% of May days, and the month averages 134 mm in total.
Warmest: 2015 (26.5°C)Latest: 2026 (24.8°C)10-year averageLong-run average (23.2°C)
Look Up a Day in May
See the weather in Tokyo on any May date, year by year.
Source: NOAA GHCN-Daily, Tokyo (1971–2025); Yokohama (1990–2026). Averages cover 1971–2026. How we compute this