12.18
thu
thu
DAY

56°F
N 17 mph
precip
0%
0%
NIGHT

54°F
NW 9 mph
precip
100%
100%
12.19
fri
fri
DAY

52°F
S 12 mph
precip
73%
73%
NIGHT

50°F
S 4 mph
precip
0%
0%
12.20
sat
sat
DAY

52°F
N 17 mph
precip
100%
100%
NIGHT

48°F
NE 9 mph
precip
100%
100%
12.21
sun
sun
DAY

46°F
N 8 mph
precip
100%
100%
NIGHT

48°F
E 14 mph
precip
100%
100%
12.22
mon
mon
DAY

52°F
E 20 mph
precip
100%
100%
NIGHT

56°F
NE 17 mph
precip
100%
100%
12.23
tue
tue
DAY

58°F
E 17 mph
precip
100%
100%
NIGHT

52°F
SE 8 mph
precip
100%
100%
12.24
wed
wed
DAY

54°F
SE 12 mph
precip
100%
100%
NIGHT

50°F
SE 6 mph
precip
100%
100%
12.25
thu
thu
DAY

52°F
NE 5 mph
precip
79%
79%
NIGHT

52°F
E 11 mph
precip
100%
100%
12.26
fri
fri
DAY

52°F
SE 4 mph
precip
20%
20%
NIGHT

54°F
N 12 mph
precip
100%
100%
12.27
sat
sat
DAY

58°F
SE 9 mph
precip
100%
100%
NIGHT

56°F
E 6 mph
precip
73%
73%
12.28
sun
sun
DAY

56°F
SE 11 mph
precip
100%
100%
NIGHT

50°F
SE 15 mph
precip
100%
100%
12.29
mon
mon
DAY

52°F
SE 17 mph
precip
100%
100%
NIGHT

48°F
SW 6 mph
precip
0%
0%
12.30
tue
tue
DAY

48°F
SW 3 mph
precip
0%
0%
NIGHT

46°F
SW 4 mph
precip
0%
0%
12.31
wed
wed
DAY

48°F
E 5 mph
precip
0%
0%
NIGHT

48°F
NW 7 mph
precip
0%
0%
Sea water
temperature
temperature
| Porto |
Weather in
December
December
| Porto |
7 day weather
forecast
forecast
| Porto |
10 day weather
forecast
forecast
| Porto |
14 day weather
forecast
forecast
| Porto |
Monthly weather
averages
averages
| Porto |
Porto Sea Water Temperature in December, °F
The average sea surface temperature in December 2025 for Porto was 60.3°F. The maximum and minimum values were 59.2°F and 61.4°F respectively.
Portugal Resorts:
NAME
F°
| Albufeira | ![]() |
+60 |
| Algarve | ![]() |
+62 |
| Cascais | ![]() |
+62 |
| Faro | ![]() |
+62 |
| Funchal | ![]() |
+56 |
| Lagos | ![]() |
+60 |
| Lisbon | ![]() |
+58 |
| Madeira | ![]() |
+56 |
| Ponta Delgada | ![]() |
+58 |
| Portimao | ![]() |
+60 |
| Porto | ![]() |
+56 |
| Porto Santo Island | ![]() |
+66 |
| Quarteira | ![]() |
+60 |
| Sao Miguel | ![]() |
+58 |
| Terceira Island | ![]() |
+54 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Porto
Local time: 12:28
18 dec, thursday
| 1500 | ![]() |
60°F | N 21 mph |
| 1800 | ![]() |
56°F | N 20 mph |
| 2100 | ![]() |
54°F | N 17 mph |
19 dec, friday
| 0000 | ![]() |
54°F | NW 9 mph |
| 0300 | ![]() |
54°F | S 15 mph |
| 0600 | ![]() |
54°F | S 15 mph |
| 0900 | ![]() |
52°F | S 14 mph |
| 1200 | ![]() |
52°F | S 12 mph |





























