Portugal Weather in May: Temperature, Precipitation, Wind

Temperature
19.1°C
66.3°F
High temperature
24.1°C
75.4°F
Low temperature
15.1°C
59.1°F
Feels like
19°C
66.3°F
Rainy days
5 days
Rainfall level
0.2mm
0.01 inch
Cloud coverage
38.3%
Wind speed
27km/h
16.8mph
Daylight time
14:17:09
UV index
8.7
1
partly cloudy day
21.0°C
70.0°F
2
partly cloudy day
21.7°C
71.0°F
3
partly cloudy day
20.4°C
69.0°F
4
rain
18.7°C
66.0°F
5
partly cloudy day
18.2°C
65.0°F
6
partly cloudy day
18.9°C
66.0°F
7
partly cloudy day
19.2°C
67.0°F
8
partly cloudy day
19.4°C
67.0°F
9
partly cloudy day
19.5°C
67.0°F
10
partly cloudy day
17.4°C
63.0°F
11
partly cloudy day
17.6°C
64.0°F
12
clear day
16.7°C
62.0°F
13
clear day
17.7°C
64.0°F
14
clear day
18.1°C
65.0°F
15
partly cloudy day
17.4°C
63.0°F
16
partly cloudy day
19.8°C
68.0°F
17
partly cloudy day
21.6°C
71.0°F
18
partly cloudy day
20.0°C
68.0°F
19
clear day
19.5°C
67.0°F
20
partly cloudy day
19.3°C
67.0°F
21
rain
18.2°C
65.0°F
22
rain
18.1°C
65.0°F
23
rain
19.2°C
67.0°F
24
rain
20.2°C
68.0°F
25
partly cloudy day
21.8°C
71.0°F
26
partly cloudy day
17.7°C
64.0°F
27
partly cloudy day
18.8°C
66.0°F
28
partly cloudy day
18.5°C
65.0°F
29
partly cloudy day
18.2°C
65.0°F
30
partly cloudy day
19.0°C
66.0°F
31
partly cloudy day
18.9°C
66.0°F

May is an excellent time to visit Portugal as the weather is warm and sunny throughout the country. The average temperature in Portugal in May is around 19°C (66°F), with highs reaching 24°C (75°F) and lows dropping to 15°C (59°F). The coastal regions, such as Lisbon and Porto, tend to be slightly cooler, while the interior areas, like the Alentejo and the Douro Valley, can get quite warm.

Portugal experiences a moderate level of humidity in May, with an average of 62.3%. The chance of precipitation is relatively low, with an average of 0.2 inches (0.8 mm) of rainfall expected over 5 days. The most common type of precipitation is rain, and there is a 16.1% chance of rain on any given day. The country is also known for its strong and gusty winds, with an average wind speed of 27 km/h (17 mph) and gusts reaching up to 38.5 km/h (24 mph). Overall, May offers very pleasant weather conditions for exploring all that Portugal has to offer, from its beautiful beaches to its charming cities and historic sites. Travelers can expect comfortable temperatures, plenty of sunshine, and a low chance of rain, making it an ideal time to visit.

What is the temperature in Portugal in May?

Average air temperature in Portugal is 19.1°C (66.3°F) in May. The outside temperature in Portugal feels like 19°C (66.3°F) on a typical May day. The highest average temperature during sunny days is 24.1°C (75.4°F) and feels like 24°C (75.2°F). The lowest average temperature after dark is 15.1°C (59.1°F) which feels like 15.1°C (59.1°F).

Daily Temperature in Portugal in May 0°C / 32.0°F 5°C / 41.0°F 10°C / 50.0°F 15°C / 59.0°F 20°C / 68.0°F 25°C / 77.0°F 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

How hot is Portugal in May?

The hot temperature in May in Portugal rises to 29.9°C (85.8°F) on sunny days with low cloud coverage and 62.3% humidity. During hottest days of May it feels like 28.7 °C (83.7°F). The average maximum temp in Portugal is 24.1°C (83.7°F) during day time in May.

How cold is Portugal in May?

The coldest temp in Portugal in May drops to 12.8°C (55°F) during the cold nights. With 27km/h (16.8mph) winds and 62.3% humidity it feels like 12.8°C (55°F) on the coldest nights. The average minimum temperature is 15.1°C (59.1°F) during night time in May.

Does it rain in Portugal in May?

Yes, it rains for 5 days in Portugal in May averaging 0.2 mm of precipitation. Portugal has a 16.1% chance for rain throughout the entire month of May.

How much does it rain in Portugal throughout May?

Portugal has 0.2 mm (0.01 inch) of rain per day on average in May. It rains for an average of 5 days out of the entire month.

Is Portugal windy in May?

The average speed of wind in Portugal during May is 27km/h (16.8mph) and average windgust is 38.5km/h (24mph). On some days in May wind can reach up to 45km/h (28mph).

Daily wind speed in Portugal in May 0km/h (0mph) 12km/h (7mph) 24km/h (15mph) 36km/h (22mph) 48km/h (30mph) 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

What is the direction of the wind in Portugal in May?

Most days of May the wind is blowing from West-Southwest direction in Portugal.

What are the humidity levels in Portugal in May?

The average humidity levels in Portugal in May are 62.3%. Daily humidity levels in Portugal range from 32.2% to 79.2% during May.

Daily humidity levels in Portugal in May 0% 20% 40% 60% 80% 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

How many hours of daylight are in Portugal in May?

Portugal has 14 hours 17 minutes of daylight in May on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Portugal in May is at 6:25:03 and the sunset is at 20:42:12.

What is the cloud coverage in Portugal in May?

Clouds cover 38.3% of the sky on average throughout May in Portugal. The cloud coverage ranges from 5% to 84.2% depending on the day of the month.

What is the UV level in May in Portugal?

The average UV index in Portugal is 8.7 in May. UV levels change throughout the month and range from 6 to 10.

What is the solar radiation in Portugal in May?

The average solar radiation is 263.2 W/m2 (Watts per square meter) in Portugal during May. However solar radiation levels change throughout the month and range from 137.4 W/m2 to 318.5 W/m2.

What is the solar energy during May in Portugal?

The average solar energy during May in Portugal is 22.7 MJ/m2 (megajoules per square metre). Solar energy ranges from 11.9 MJ/m2, to 27.6 MJ/m2 during May.

Are there severe weather risks in Portugal in May?

Yes, there is a % risk for severe weather in Portugal in May.

What is the air pressure in Portugal in May?

On average the air pressure in Portugal in May is 1016.5 mb (millibars). Throughout the month the sea level pressure ranges from 1009.6 mb to 1024.3 mb.

What is the visibility in Portugal in May?

The average daylight visibility in Portugal in May is 10.5 km (6.5 miles). Depending on the precipitation the visibility ranges from 10.1 km (6.3 miles) to 10.6 km (6.6 miles) throughout May.

What is the dew point in Portugal in May?

The average dew point in Portugal during May is 10.8°C (51.5°F).

Where is the data for Portugal climate in May coming from?

The climate data for Portugal in May is collected from the following weather stations.

  • SINTRA, PO
  • MONTIJO, PO
  • LISBOA, PO
  • DW7126 Lourinha PT
  • LPPT