Toronto · May
Run in the morning.
Cool month: average high 63°F, low 47°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
63° / 47°F
Humidity
70%
Rain days
14/mo
Wind
12 mph
What May feels like in Toronto
Sunrise
05:52
Mid-month average
Sunset
20:36
Mid-month average
Time-of-day breakdown
Morning
Steady cool air, low wind, and good light. The standard runner window in most months.
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 Toronto in May
The kit for May in Toronto: a long-sleeve or light jacket for the first mile, a water-resistant cap or jacket on standby.
May vs the surrounding months
vs April
+13° avg high
-2 rain days
Toronto in April →
May
63°F avg high
14 rain days
Best: morning
vs June
-10° avg high
0 rain days
Toronto in June →
Frequently Asked Questions
What is the best time of day to run in Toronto in May?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Toronto in May?+
Average high 63°F, average low 47°F.
How does May compare to surrounding months in Toronto?+
Compared to April (avg high 50°F), May is warmer. Compared to June (avg high 73°F), May is cooler.
Does it rain often in Toronto in May?+
Expect about 14 measurable rain days in May, on average.