Measurements:
°C
°F
CURRENT WEATHER
05:17
Portimao
58°F
NE 14 mph
Feels like: 54°F
Precip: 66%
World Resorts Portugal Portimao Weather

7 Day Weather Forecast

05.10
sun
DAY
64°F
NE 17 mph
precip
100%
NIGHT
60°F
NE 11 mph
precip
75%
05.11
mon
DAY
64°F
N 13 mph
precip
100%
NIGHT
58°F
NE 6 mph
precip
100%
05.12
tue
DAY
66°F
NE 12 mph
precip
100%
NIGHT
58°F
SE 5 mph
precip
0%
05.13
wed
DAY
68°F
NE 6 mph
precip
0%
NIGHT
58°F
S 7 mph
precip
0%
05.14
thu
DAY
72°F
E 10 mph
precip
0%
NIGHT
58°F
SE 17 mph
precip
0%
05.15
fri
DAY
68°F
SE 16 mph
precip
0%
NIGHT
58°F
S 15 mph
precip
0%
05.16
sat
DAY
68°F
SE 9 mph
precip
0%
NIGHT
58°F
S 15 mph
precip
0%

Portimao Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Portimao was 17.0°F. The maximum and minimum values were 16.0°F and 19.1°F respectively.

Portimao on the Weather Map

Best Time to Visit Portimao
The most sunny months:
July 30 days
August 30 days
June 25 days
The most warm months:
August 85.9 °F
July 85.1 °F
September 81.6 °F
Warmest sea temperature:
September 70.5 °F
August 70.3 °F
October 69.4 °F
The most cold months:
January 60.6 °F
February 61.1 °F
December 62.8 °F
The most rainy months:
March 3 days
November 3 days
October 3 days
The most windy months:
March 11 mph
February 10 mph
April 10 mph
more details