Jacksonville · May
Run in the morning.
Comfortable average high of 84°F, dipping to 67°F at night. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
84° / 67°F
Humidity
73%
Rain days
14/mo
Wind
12 mph
What May feels like in Jacksonville
Sunrise
06:32
Mid-month average
Sunset
20:14
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 Jacksonville in May
The kit for May in Jacksonville: shorts and a short-sleeve are the standard kit, a water-resistant cap or jacket on standby.
May vs the surrounding months
vs April
+5° avg high
+2 rain days
Jacksonville in April →
May
84°F avg high
14 rain days
Best: morning
vs June
-3° avg high
-9 rain days
Jacksonville in June →
Frequently Asked Questions
What is the best time of day to run in Jacksonville in May?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in Jacksonville in May?+
Average high 84°F, average low 67°F.
How does May compare to surrounding months in Jacksonville?+
Compared to April (avg high 79°F), May is warmer. Compared to June (avg high 87°F), May is cooler.
Does it rain often in Jacksonville in May?+
Expect about 14 measurable rain days in May, on average.