Best Time to Run in Tokyo in July

The verdict: Pre-dawn. Humid heat punishes mid-morning — get out before sunrise for the only truly comfortable window.

Tokyo · July

Run in the pre-dawn.

Average high is 85°F with a 73°F overnight low. Humidity averages 81% — the limiting factor on most runs. Expect 19 rain days — plan around the radar. Humid heat punishes mid-morning — get out before sunrise for the only truly comfortable window.

Avg high / low
85° / 73°F
Humidity
81%
Rain days
19/mo
Wind
15 mph

What July feels like in Tokyo

Sunrise

04:37

Mid-month average

Sunset

18:56

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

Heat peaks here. Skip unless you've got shade and pace tolerance.

Evening

Cools off after sunset but still warm. Good for easy efforts; avoid hard intervals if you're chasing pace.

What to wear running in Tokyo in July

The kit for July in Tokyo: light, breathable, and moisture-wicking — singlet or short-sleeve only, a wind-blocking layer for exposed routes, a water-resistant cap or jacket on standby.

July vs the surrounding months

Frequently Asked Questions

What is the best time of day to run in Tokyo in July?+
Pre-dawn. Humid heat punishes mid-morning — get out before sunrise for the only truly comfortable window.
What's the average temperature in Tokyo in July?+
Average high 85°F, average low 73°F.
How does July compare to surrounding months in Tokyo?+
Compared to June (avg high 78°F), July is warmer. Compared to August (avg high 88°F), July is cooler.
Does it rain often in Tokyo in July?+
Expect about 19 measurable rain days in July, on average.

Get the live verdict for Tokyo

This page is the average. Run Window gives you the verdict for today — personalized to your comfort zone, recalculated every hour.