Current sea water temperature:
+76.1°F
| Minimum sea water temperature in September: | 77.0°F |
| Maximum sea water temperature in September: | 68.7°F |
| Average sea water temperature in September: | 72.9°F |
| more information | |
14 days
forecast
forecast
| Terceira Island |
monthly
weather
weather
| Terceira Island |
Sea water temperature for the last 10 days:
| September 14 | 76.1°F | September 9 | 75.6°F |
| September 13 | 76.1°F | September 8 | 75.7°F |
| September 12 | 76.3°F | September 7 | 75.6°F |
| September 11 | 76.5°F | September 6 | 75.2°F |
| September 10 | 75.9°F | September 5 | 74.8°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:
2026
2025
2024
The average sea water temperature in August of 2026 was 73.6°F. The highest and lowest sea temperatures during the month were 75.0°F and 71.6°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:
2026
2025
2024
The average sea water temperature in July of 2026 was 69.5°F. The highest and lowest sea temperatures during the month were 71.6°F and 66.9°F.
current
weather
weather
| Terceira Island |
weather in
September
September
| 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: 23:11
September 15, tuesday
0000
68°F
SW
7 mph
7 mph
0300
68°F
SW
8 mph
8 mph
0600
68°F
SW
9 mph
9 mph
0900
68°F
SW
12 mph
12 mph
1200
68°F
SW
12 mph
12 mph
1500
68°F
SW
13 mph
13 mph
1800
68°F
W
14 mph
14 mph
2100
68°F
W
12 mph
12 mph
