Japan weather in May - temperature, rain and is it a good time to visit?

May is one of the best months for a holiday in Japan.
Daytime
23°
Night
16°
☀️ Day length
14 h 04 min
Chance of rain
42%
Thunder days
4%
Humid days
44%
WEATHER THROUGH THE YEARJapan - May vs the year10°13°19°12°23°16°26°20°30°24°31°25°27°21°22°16°16°10°11°CHANCE OF RAIN (%)344344474255525052454442JanFebMarAprMayJunJulAugSepOctNovDecWARMESTAug (31°)COLDESTJan (9°)DRIESTJan (34%)WETTESTJun (55%)world-prices.com · 2026-07-08 · ★ best months
In May, Japan averages about 23° during the day and 16° at night. There's a moderate chance of rain (about 42%).

Japan weather all year - average temperatures and rain

MonthDayNightChance of rain
January 9℃2℃34%
February 10℃3℃43%
March 13℃6℃44%
April ★ 19℃12℃47%
May 23℃16℃42%
June ★ 26℃20℃55%
July 30℃24℃52%
August 31℃25℃50%
September ★ 27℃21℃52%
October ★ 22℃16℃45%
November ★ 16℃10℃44%
December 11℃5℃42%
★ - months most often recommended for travel

Where is it warmest in Japan in May? Weather by city

PlaceDayNight🌊 SeaChance of rain
Tokyo 25℃16℃19℃35%
Osaka 25℃15℃20℃33%
Kyoto 25℃15℃-34%
Fukuokashi 25℃16℃20℃41%
Hiroshima 24℃16℃19℃36%
Yokohama 22℃16℃19℃50%
Nagoyashi 21℃17℃20℃47%
Nikkō 21℃18℃-51%
Shizuokashi 21℃17℃20℃50%
Travelling soon? Check the live 14-day weather forecast for Japan.

Japan weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember