Daytime highs, nighttime lows and the warmest cities across Japan this May.
Japan, experiences maximum daytime temperatures in May ranging from 8°C (46°F) in Nemuro to 28°C (82°F) in Yonaguni. Nighttime temperatures generally drop to 25°C (77°F) in Yonaguni and 5°C (41°F) in Nemuro.
To get a sense of May's typical temperatures in the key spots of Japan, explore the map below. Click on a point for an in-depth look.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Japan.
Marker color shows the average daytime high temperature in May: blue is cold, red is hot.
Average daytime highs in Japan during May reach about 23°C (73°F) in Tokyo.
Nighttime temperatures in Tokyo typically drop to around 16°C (61°F) in May.
Based on our systematic data collection, Yonaguni has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 28°C (82°F), while at night it goes down to an approximate temperature of 25°C (77°F).
For the month of May, Nemuro is the most temperate city in Japan based on our records. Highs average 8°C (46°F) and nighttime temperatures dip to around 5°C (41°F).
Across Japan, sunshine in May ranges from moderately sunny in Naha (146 hours) to sunny in Hiroshima (212 hours).
Across Japan, sea temperatures in May range from cold at 14°C (57°F) in Wajima to good at 21°C (70°F) in Hachijojima — so swimming conditions depend on which coast you pick.
We have much more information about the climate in Japan.
Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
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