25.12
thu
thu
Day
48°F
W 4 mph
Precip.
0%
0%
Night
45°F
S 8 mph
Precip.
0%
0%
26.12
fri
fri
Day
46°F
NW 5 mph
Precip.
0%
0%
Night
43°F
W 8 mph
Precip.
0%
0%
27.12
sat
sat
Day
48°F
W 11 mph
Precip.
0%
0%
Night
48°F
W 8 mph
Precip.
0%
0%
28.12
sun
sun
Day
52°F
SW 9 mph
Precip.
0%
0%
Night
48°F
W 4 mph
Precip.
0%
0%
29.12
mon
mon
Day
52°F
W 4 mph
Precip.
0%
0%
Night
50°F
W 6 mph
Precip.
0%
0%
30.12
tue
tue
Day
54°F
W 11 mph
Precip.
0%
0%
Night
52°F
W 17 mph
Precip.
100%
100%
31.12
wed
wed
Day
55°F
W 14 mph
Precip.
56%
56%
Night
50°F
SW 6 mph
Precip.
0%
0%
01.01
thu
thu
Day
50°F
SW 8 mph
Precip.
0%
0%
Night
43°F
S 11 mph
Precip.
0%
0%
02.01
fri
fri
Day
46°F
SW 14 mph
Precip.
0%
0%
Night
41°F
SW 10 mph
Precip.
0%
0%
03.01
sat
sat
Day
43°F
SW 11 mph
Precip.
0%
0%
Night
41°F
SW 6 mph
Precip.
0%
0%
04.01
sun
sun
Day
43°F
W 2 mph
Precip.
0%
0%
Night
43°F
NW 5 mph
Precip.
0%
0%
05.01
mon
mon
Day
45°F
SW 3 mph
Precip.
0%
0%
Night
43°F
SW 8 mph
Precip.
0%
0%
06.01
tue
tue
Day
46°F
SW 9 mph
Precip.
0%
0%
Night
45°F
SW 9 mph
Precip.
0%
0%
07.01
wed
wed
Day
46°F
W 6 mph
Precip.
0%
0%
Night
46°F
W 6 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 59.0°F. The highest and lowest sea temperatures during the month were 60.3°F and 57.0°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 56.7°F. The highest and lowest sea temperatures during the month were 58.1°F and 55.0°F.
Air temperature in Porto, °F
Precipitation total in Porto, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Porto
Porto on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Porto
Local time: 14:59
December 25, thursday
1500
50°F
S
5 mph
5 mph
1800
50°F
S
7 mph
7 mph
2100
46°F
S
9 mph
9 mph
December 26, friday
0000
45°F
S
8 mph
8 mph
0300
43°F
S
5 mph
5 mph
0600
41°F
SW
4 mph
4 mph
0900
41°F
W
5 mph
5 mph
1200
46°F
NW
5 mph
5 mph
