Lisbon has very humid winters, averaging 78-80% humidity. The air in the summer is otherwise dry, 60 to 65%, and is particularly variable, often going below 40% during the day and surpassing 70% at night.
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Summer Weather in Lisbon, PortugalSummertime sees Lisbon heating up, literally, with average temperatures reaching upwards of 28ºC (82ºF), although they reach as high as 35ºC (95ºF).
Dress in Portugal is casual smart. Comfortable loose fitting and light clothing will work well for daytime in the summer. Bring one cardigan or light jacket to layer if needed at night. There is no need to dress very flashy or super formal.
Summer weather in PortugalPeak summer temperatures of 29 °C in Lisbon and the southern half of Portugal can be expected during the daytime. It makes this part of the country feel comfortably warm and there's very little rainfall from June to August, with no more than 4mm expected per month.
Moura has a Mediterranean climate with very hot, dry summers and mild winters. It is one of the driest areas in Portugal with just over 400 mm (16 in) of precipitation.