Tokyo · May
Run in the morning.
Comfortable average high of 74°F, dipping to 58°F at night. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
74° / 58°F
Humidity
74%
Rain days
14/mo
Wind
17 mph
What May feels like in Tokyo
Sunrise
04:36
Mid-month average
Sunset
18:39
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in Tokyo in May
The kit for May in Tokyo: shorts and a short-sleeve are the standard kit, a wind-blocking layer for exposed routes, a water-resistant cap or jacket on standby.
May vs the surrounding months
vs April
+9° avg high
-1 rain days
Tokyo in April →
May
74°F avg high
14 rain days
Best: morning
vs June
-5° avg high
-5 rain days
Tokyo in June →
Frequently Asked Questions
What is the best time of day to run in Tokyo in May?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in Tokyo in May?+
Average high 74°F, average low 58°F.
How does May compare to surrounding months in Tokyo?+
Compared to April (avg high 65°F), May is warmer. Compared to June (avg high 78°F), May is cooler.
Does it rain often in Tokyo in May?+
Expect about 14 measurable rain days in May, on average.