19.12
fri
fri
Day
55°F
E 11 mph
Precip.
61%
61%
Night
57°F
SE 16 mph
Precip.
100%
100%
20.12
sat
sat
Day
55°F
SE 18 mph
Precip.
100%
100%
Night
55°F
SE 15 mph
Precip.
85%
85%
21.12
sun
sun
Day
57°F
SE 16 mph
Precip.
67%
67%
Night
54°F
E 12 mph
Precip.
0%
0%
22.12
mon
mon
Day
59°F
SE 19 mph
Precip.
66%
66%
Night
54°F
SE 16 mph
Precip.
85%
85%
23.12
tue
tue
Day
55°F
SE 9 mph
Precip.
74%
74%
Night
54°F
NW 3 mph
Precip.
0%
0%
24.12
wed
wed
Day
57°F
N 9 mph
Precip.
21%
21%
Night
61°F
N 9 mph
Precip.
0%
0%
25.12
thu
thu
Day
63°F
N 22 mph
Precip.
70%
70%
Night
59°F
E 12 mph
Precip.
64%
64%
26.12
fri
fri
Day
57°F
E 5 mph
Precip.
0%
0%
Night
57°F
NE 14 mph
Precip.
0%
0%
27.12
sat
sat
Day
57°F
S 7 mph
Precip.
0%
0%
Night
55°F
NW 7 mph
Precip.
0%
0%
28.12
sun
sun
Day
59°F
NW 9 mph
Precip.
0%
0%
Night
57°F
N 9 mph
Precip.
0%
0%
29.12
mon
mon
Day
59°F
N 8 mph
Precip.
0%
0%
Night
57°F
N 8 mph
Precip.
0%
0%
30.12
tue
tue
Day
59°F
NE 9 mph
Precip.
0%
0%
Night
61°F
NE 9 mph
Precip.
0%
0%
31.12
wed
wed
Day
64°F
NE 9 mph
Precip.
23%
23%
Night
63°F
NE 9 mph
Precip.
0%
0%
sea water
temperature
temperature
| Terceira Island |
monthly
weather
weather
| Terceira Island |
current
weather
weather
| Terceira Island |
7 days
forecast
forecast
| Terceira Island |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 63.7°F. The highest and lowest sea temperatures during the month were 64.9°F and 62.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 64.2°F and 62.1°F.
Air temperature in Terceira Island, °F
Precipitation total in Terceira Island, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Terceira Island
Terceira Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Terceira Island
Local time: 00:56
December 19, friday
0300
54°F
SE
6 mph
6 mph
0600
52°F
E
7 mph
7 mph
0900
54°F
E
9 mph
9 mph
1200
55°F
E
11 mph
11 mph
1500
57°F
E
14 mph
14 mph
1800
57°F
E
15 mph
15 mph
2100
57°F
E
14 mph
14 mph
December 20, saturday
0000
57°F
SE
16 mph
16 mph
