World Resorts Portugal Lisbon Weather

Lisbon weather in May

Weather in Lisbon: May

Average day temperature: 72.4°F
Average night temperature: 59.0°F
Sea water temperature: 63.0°F
Number of sunny days: 21 days
Day length: 13.8 - 14.7 hours
Number of rainy days: 3 days
Precipitation totals: 1.3 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
14
28
42
56
70
84
98
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 82°F. At the same time the lowest night temperature was 52°F. Daily and nightly averages during May were 69.6°F and 57.8°F.

Sea water temperature in Lisbon in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
56
59
62
65
68
71

The average sea water temperature in May of 2024 was 62.8°F. The highest and lowest sea temperatures during the month were 64.4°F and 61.0°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
61%
26%
13%

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.5
0.9
1.4
1.9
2.4
2.8
3.3
2.3
2.8
2.1
2.6
2.2
1.4
1.6
2.3
2.8
2.1
1.3
2.6
2.2
1.4
1.6

Precipitation total value in Lisbon in May is 1.3 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.8
3.5
5.3
7.0
8.8
10.5
12.3
14.0
8.7
8.8
8.4
8.8
10.2
10.1
10.1
9.2
10.0
8.9
8.7
8.7
8.8
8.4
8.8
10.2
10.1
10.1
9.6
9.2
10.0
8.9
8.7

The average wind speed value in May is 9.6 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.2
4.5
6.7
8.9
11.2
13.4
15.6
5.8
6.3
7.0
9.1
12.4
13.0
11.1
8.6
6.5
6.3
5.8
5.8
6.3
7.0
9.1
12.4
13.0
11.1
10.5
8.6
6.5
6.3
5.8

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 10.5.

Best time for vacation in Lisbon

Sunniest months:
August 28 days
July 26 days
September 23 days
Warmest months:
August 82.0 °F
July 80.8 °F
September 78.8 °F
Warmest sea temp:
August 66.9 °F
September 66.7 °F
July 66.6 °F
Coldest months:
January 58.6 °F
February 59.8 °F
December 60.7 °F
Rainiest months:
March 4 days
November 4 days
April 4 days
Windiest months:
July 10.7 mph
August 10.3 mph
June 10.3 mph

Lisbon on a weather map

Leaflet | Tiles © Esri
Places in Portugal:
Name
°F
+54°F
+57°F
+55°F
+54°F
+55°F
+64°F
+52°F
+59°F
+54°F
+54°F
+57°F
+54°F
+57°F
+64°F
24 Hours Forecast
Lisbon
Local time: 01:02
April 07, monday
0300
55°F
SW
2 mph
0600
54°F
W
5 mph
0900
55°F
W
7 mph
1200
61°F
NW
6 mph
1500
63°F
N
7 mph
1800
63°F
NW
4 mph
2100
59°F
SE
2 mph
April 08, tuesday
0000
59°F
SW
5 mph

Best place for vacation:

Units of measurement: °C / °F