Lisbon · May
Run in the morning.
Comfortable average high of 73°F, dipping to 58°F at night. Humidity rises with the sun — morning runs catch the driest, coolest window.
Avg high / low
73° / 58°F
Humidity
71%
Rain days
8/mo
Wind
14 mph
What May feels like in Lisbon
Sunrise
06:24
Mid-month average
Sunset
20:42
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 Lisbon in May
The kit for May in Lisbon: shorts and a short-sleeve are the standard kit.
May vs the surrounding months
vs April
+6° avg high
-5 rain days
Lisbon in April →
May
73°F avg high
8 rain days
Best: morning
vs June
-4° avg high
+1 rain days
Lisbon in June →
Frequently Asked Questions
What is the best time of day to run in Lisbon in May?+
Morning. Humidity rises with the sun — morning runs catch the driest, coolest window.
What's the average temperature in Lisbon in May?+
Average high 73°F, average low 58°F.
How does May compare to surrounding months in Lisbon?+
Compared to April (avg high 66°F), May is warmer. Compared to June (avg high 76°F), May is cooler.
Does it rain often in Lisbon in May?+
Expect about 8 measurable rain days in May, on average.