Central Portugal weather in May 2026
May
Central Portugal weather in May 2026
May
Day
20 °C
Night
13 °C
Sea
16 °C
Precipitation
55 mm
in month
Rainy days
7 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
70 %
Day
20 °C
Night
13 °C
Sea
16 °C
Precipitation
55 mm
in month
Rainy days
7 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
70 %
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Weather overview and FAQs
Weather overview
In Central Portugal in May, the average air temperature ranges from 20 °C (68 °F) during the day to 13 °C (55 °F) at night. There are 7 days of rain on average, where the rainfall is 55 mm (2.18 in).
Are there good conditions to visit in May in Central Portugal?
There are good conditions for visiting in Central Portugal in May. Especially for non-beach activities, such as hiking or sightseeing. You can expect just 7 days of rain during the month, taking an umbrella is not necessary. There are some people, who may feel a slight chill at 20 °C (68 °F), but others will feel perfectly fine. The temperature of 13 °C (55 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in Central Portugal in May?
In May in Central Portugal, the average daily temperatures will be 20 °C (68 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
How many rainy days can I expect in Central Portugal in May?
In May in Central Portugal, we can expect 7 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.7 days of the week, or in general - 24 % days.
What is the sea temperature in Central Portugal in May?
The temperature of the sea in Central Portugal in May is 16 °C (61 °F). This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.
What is the rainfall intensity in Central Portugal in May?
There is precipitation of 55 mm (2.18 in) in May in Central Portugal, which means 2 mm (0.07 in) rainfall per day on average.
How many hours of sun to expect in Central Portugal in May?
There is an average length of sunshine of 9 hours per day in May in Central Portugal.
What is the night temperature in May in Central Portugal?
The average night temperature in Central Portugal in May is 13 °C (55 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
Is the weather in Central Portugal warmer in May than in April?
Yes, in Central Portugal in May it is warmer than in April by 2 °C (35 °F).
How windy is Central Portugal in May?
In May in Central Portugal, there will be an average wind scale of 4.
How long is the day (from dawn till dusk) in Central Portugal in May?
The length of daylight in Central Portugal in May is 14 hours.
Is the temperature rising or falling in the course of time in May in Central Portugal?
Over the course of May in Central Portugal, the temperatures are rising from 19 °C (66 °F) at the beginning of the month to 21 °C (70 °F) at the end of the month.
Is the sea in Central Portugal warmer in May than in April?
Yes, in Central Portugal the sea is warmer in May than in April by 1 °C (34 °F).
What is the humidity in May in Central Portugal?
In May in Central Portugal, expect humidity around 70 %.
Is Central Portugal rainier in May than in April?
No, May in Central Portugal is not a rainier month than April.
How does the sea temperature evolve during the month in Central Portugal in May?
The sea temperature during May in Central Portugal has an increasing tendency from 15 °C (60 °F) at the beginning of the month to 17 °C (62 °F) at the end of the month.
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