June weather forecast
Lisbon, Portugal

June brings forth perfect summer weather in Lisbon. The city experiences a drastic drop in rainfall, reducing to a mere average of 16mm (0.63"). This significant reduction is matched with an almost equal increase in temperatures, setting the right mood for sunbathing on the coastal beaches. The city is flooded by sunlight for the better part of the day, inviting tourists from around the world. However, the UV index hovers toward the higher end of the scale, warning participants of outdoor activities to use appropriate sun protection.

Temperature

Lisbon's transition into June brings a slight rise in the average high-temperature, moving from an agreeable 22.1°C (71.8°F) in May to a warm 25.7°C (78.3°F). Throughout June, Lisbon's nights cool down to an average of 16.6°C (61.9°F).

Rainfall

In Lisbon, Portugal, in June, during 5 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Lisbon, during the entire year, the rain falls for 112 days and collects up to 774mm (30.47") of precipitation.

Sea temperature

In June, the average sea temperature in Lisbon is 18.6°C (65.5°F).
Note: Swimming is not a pleasant activity for most when the water temperature is 18.6°C (65.5°F). As the water temperature drops from 21°C (69.8°F) to 15°C (59°F), breathing becomes more difficult to control.

Daylight

The month with the longest days in Lisbon is June, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 06:13 and sunset at 20:55. On the last day of June, in Lisbon, Portugal, sunrise is at 06:15 and sunset at 21:05 WEST.

Sunshine

In Lisbon, the average sunshine in June is 10h.

UV index

June and July, with an average maximum UV index of 9, are months with the highest UV index in Lisbon. A UV Index value of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 9 in June, converts into the following recommendations:
Taking safety measures is non-negotiable; skin and eyes can be swiftly affected if neglected. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.