Current sea water temperature:
+61.9°F
| Minimum sea water temperature in January: | 64.6°F |
| Maximum sea water temperature in January: | 58.1°F |
| Average sea water temperature in January: | 61.4°F |
| more information | |
14 days
forecast
forecast
| Terceira Island |
monthly
weather
weather
| Terceira Island |
Sea water temperature for the last 10 days:
| December 31 | 61.9°F | December 26 | 61.9°F |
| December 30 | 62.1°F | December 25 | 62.1°F |
| December 29 | 61.7°F | December 24 | 62.1°F |
| December 28 | 61.9°F | December 23 | 61.5°F |
| December 27 | 62.1°F | December 22 | 61.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Terceira Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Terceira Island was noticed in August, September and July.
Monthly Sea Temperatures in Terceira Island, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.3°F. The highest and lowest sea temperatures during the month were 75.9°F and 72.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 72.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 70.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 70.8°F. The highest and lowest sea temperatures during the month were 72.7°F and 68.4°F.
current
weather
weather
| Terceira Island |
weather in
January
January
| Terceira Island |
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: 22:34
January 01, thursday
0000
57°F
E
17 mph
17 mph
0300
59°F
SE
12 mph
12 mph
0600
59°F
S
17 mph
17 mph
0900
59°F
S
22 mph
22 mph
1200
57°F
S
24 mph
24 mph
1500
57°F
S
25 mph
25 mph
1800
57°F
S
25 mph
25 mph
2100
57°F
S
25 mph
25 mph
