18.12
thu
thu
Day
59°F
NW 7 mph
Precip.
0%
0%
Night
59°F
NW 7 mph
Precip.
0%
0%
19.12
fri
fri
Day
57°F
W 13 mph
Precip.
100%
100%
Night
54°F
S 9 mph
Precip.
65%
65%
20.12
sat
sat
Day
55°F
SE 6 mph
Precip.
65%
65%
Night
57°F
E 13 mph
Precip.
100%
100%
21.12
sun
sun
Day
57°F
E 12 mph
Precip.
100%
100%
Night
54°F
E 13 mph
Precip.
100%
100%
22.12
mon
mon
Day
55°F
SE 30 mph
Precip.
100%
100%
Night
57°F
E 24 mph
Precip.
100%
100%
23.12
tue
tue
Day
57°F
S 17 mph
Precip.
0%
0%
Night
54°F
SE 8 mph
Precip.
49%
49%
24.12
wed
wed
Day
57°F
E 14 mph
Precip.
100%
100%
Night
52°F
E 12 mph
Precip.
100%
100%
25.12
thu
thu
Day
52°F
S 12 mph
Precip.
0%
0%
Night
48°F
S 7 mph
Precip.
0%
0%
26.12
fri
fri
Day
52°F
S 11 mph
Precip.
0%
0%
Night
50°F
S 12 mph
Precip.
53%
53%
27.12
sat
sat
Day
50°F
S 12 mph
Precip.
0%
0%
Night
43°F
NE 9 mph
Precip.
0%
0%
28.12
sun
sun
Day
46°F
NE 9 mph
Precip.
0%
0%
Night
43°F
S 5 mph
Precip.
0%
0%
29.12
mon
mon
Day
50°F
W 6 mph
Precip.
0%
0%
Night
45°F
SW 9 mph
Precip.
0%
0%
30.12
tue
tue
Day
52°F
W 9 mph
Precip.
0%
0%
Night
52°F
SW 12 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 61.7°F. The highest and lowest sea temperatures during the month were 62.4°F and 60.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 61.7°F. The highest and lowest sea temperatures during the month were 63.0°F and 59.9°F.
Air temperature in Alvor, °F
Precipitation total in Alvor, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Alvor
Alvor on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Alvor
Local time: 01:42
December 18, thursday
0300
52°F
SW
4 mph
4 mph
0600
52°F
W
3 mph
3 mph
0900
54°F
W
4 mph
4 mph
1200
59°F
NW
7 mph
7 mph
1500
61°F
N
11 mph
11 mph
1800
59°F
N
7 mph
7 mph
2100
59°F
N
6 mph
6 mph
December 19, friday
0000
59°F
NW
7 mph
7 mph
