Measurements:
°C
°F
CURRENT WEATHER
05:21
Porto
52°F
W 6 mph
Feels like: 48°F
Precip: 0%
World Resorts Portugal Porto Weather

7 Day Weather Forecast

03.03
tue
DAY
64°F
SW 11 mph
precip
0%
NIGHT
54°F
SW 6 mph
precip
0%
03.04
wed
DAY
66°F
SW 7 mph
precip
0%
NIGHT
56°F
NW 1 mph
precip
0%
03.05
thu
DAY
56°F
SE 11 mph
precip
100%
NIGHT
50°F
S 19 mph
precip
100%
03.06
fri
DAY
50°F
S 21 mph
precip
65%
NIGHT
48°F
S 14 mph
precip
0%
03.07
sat
DAY
52°F
S 12 mph
precip
0%
NIGHT
48°F
W 5 mph
precip
0%
03.08
sun
DAY
58°F
E 2 mph
precip
0%
NIGHT
50°F
SW 3 mph
precip
0%
03.09
mon
DAY
58°F
NE 6 mph
precip
0%
NIGHT
52°F
W 4 mph
precip
0%

Porto Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Porto was 14.0°F. The maximum and minimum values were 13.7°F and 14.4°F respectively.

Porto on the Weather Map

Best Time to Visit Porto
The most sunny months:
August 25 days
July 24 days
September 21 days
The most warm months:
August 81.0 °F
July 80.5 °F
September 78.3 °F
Warmest sea temperature:
September 64.8 °F
August 64.3 °F
July 63.9 °F
The most cold months:
January 56.9 °F
February 58.3 °F
December 59.3 °F
The most rainy months:
November 9 days
December 8 days
October 8 days
The most windy months:
February 8 mph
March 8 mph
January 8 mph
more details