Measurements:
°C
°F
CURRENT WEATHER
23:13
Porto
66°F
E 2 mph
Feels like: 66°F
Precip: 28%
World Resorts Portugal Porto Weather

14 Day Weather Forecast

09.08
tue
DAY
76°F
SE 5 mph
precip
13%
NIGHT
66°F
E 2 mph
precip
28%
09.09
wed
DAY
76°F
S 6 mph
precip
1%
NIGHT
70°F
SW 3 mph
precip
4%
09.10
thu
DAY
84°F
S 1 mph
precip
1%
NIGHT
68°F
S 2 mph
precip
6%
09.11
fri
DAY
86°F
SE 3 mph
precip
1%
NIGHT
76°F
W 2 mph
precip
4%
09.12
sat
DAY
90°F
SW 2 mph
precip
1%
NIGHT
82°F
W 3 mph
precip
1%
09.13
sun
DAY
96°F
W 2 mph
precip
0%
NIGHT
82°F
W 2 mph
precip
1%
09.14
mon
DAY
94°F
NE 3 mph
precip
0%
NIGHT
80°F
N 1 mph
precip
1%
09.15
tue
DAY
88°F
SE 6 mph
precip
0%
NIGHT
72°F
SE 2 mph
precip
5%
09.16
wed
DAY
86°F
NE 4 mph
precip
0%
NIGHT
72°F
N 4 mph
precip
6%
09.17
thu
DAY
80°F
NE 7 mph
precip
5%
NIGHT
68°F
N 1 mph
precip
18%
09.18
fri
DAY
74°F
NE 4 mph
precip
11%
NIGHT
66°F
NW 2 mph
precip
20%
09.19
sat
DAY
80°F
NE 4 mph
precip
11%
NIGHT
74°F
SW 2 mph
precip
6%
09.20
sun
DAY
70°F
W 4 mph
precip
57%
NIGHT
68°F
W 3 mph
precip
27%
09.21
mon
DAY
78°F
E 4 mph
precip
4%
NIGHT
70°F
N 4 mph
precip
6%

Porto Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Porto was 62.9°F. The maximum and minimum values were 57.0°F and 67.4°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 80.8 °F
July 80.4 °F
September 78.3 °F
Warmest sea temperature:
September 64.8 °F
August 64.6 °F
July 64.2 °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
Portugal Resorts:
NAME
F°
Albufeira +74
Algarve +76
Cascais +70
Ericeira +68
Faro +76
Funchal +64
Lagos +70
Lisbon +72
Madeira +64
Ponta Delgada +76
Portimao +66
Porto +66
Quarteira +76
Sao Miguel +76
Setubal +72
all resorts
24 Hours Weather Forecast
Porto
Local time: 23:13
09 sep, wednesday
0000 66°F
E
2 mph
0300 66°F
E
2 mph
0600 64°F
S
4 mph
0900 64°F
SW
5 mph
1200 76°F
S
6 mph
1500 82°F
SE
9 mph
1800 78°F
SE
11 mph
2100 72°F
SE
1 mph