June brings summer with mostly warm days with cool to comfortable nights. Humidity is low but about 1 day, on average, will likely be humid.
June, the first month of the summer in Lisbon, brings afternoon high temperatures generally near 24 C (75 F) early in the month, warming to 27-28 C (81-82 F) near the end of the month.
About 2-3 days will likely see temperatures reach or exceed 32 C (90 F). The record high temperature in Lisbon during June is 41.5 C (106.7 F).
Late night and early morning low temperatures tend to be 14-16 C (57-61 F) early in June, warming to 17-19 C (63-66 F) near the end of the month.
A few of the cooler mornings early in June can dip down near 13 C (55 F). The record low temperature in Lisbon during June is 9.5 C (49.1 F).
Sun and Rain
During June you can expect about 20 sunny, 3 partly sunny, and 7 mostly cloudy days. Some rain falls on about 5 days this month but mostly during the first half of the month. Rainfalls of 10 mm (0.4inches) or more occur, on average, only about once every other year.
The number of daylight hours ranges from 14.7 hours on the first to about 14.9 hours on the 21st.
Wind conditions this month are mostly gentle averaging 12-19 kph (8-12 mph) but can at times be moderate at 20-28 kph (13-18 mph).
What to Wear in Lisbon During June?
Best to consider comfortable summer attire like jeans, light tees, denim cutoffs for the warm days.
However, nights and early mornings can still be chilly, so also bring along a light sweater or windbreaker.
Don’t forget sunglasses and sunscreen, as well as a good pair of walking shoes.
Things to Do in Lisbon in June
There will be quite a few sunny days in Lisbon during the month of June, making this an excellent time to consider taking a pay-what-you-wish walking tour.
June 10th marks the annual celebration of Dia de Camões (Portugal Day), and you can expect a lot of great activities such as parades, pageants, concerts and more.
Of course, there's never a bad time to see a live Fado performance. This is form of folk music is unique to Portugal, and there are several Fado houses where you can see nightly performances of the music.
For even more ideas, make sure to check our full post covering things to do in Lisbon in June.