World Resorts Portugal Terceira Island Weather

Terceira Island Sea Temperature in August

Average sea water temperature in August:
+73.9°F
Minimum sea water temperature in August: 77.7°F
Maximum sea water temperature in August: 70.9°F

Daily 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.

Monthly sea water temperature in Terceira Island, °F

Which Portugal resorts have warmest sea in August?

Place name August 2025 August 2024
Graciosa 75.3°F 77.5°F
Madeira 75.2°F 75.5°F
Funchal 75.2°F 75.5°F
Sao Jorge 75.1°F 77.9°F
Corvo Island 75.0°F 77.9°F
Canico 75.0°F 75.1°F
Flores Island 75.0°F 78.2°F
Santa Maria Island 74.8°F 78.1°F
Pico Island 74.6°F 77.2°F
Faial Island 74.5°F 77.2°F
Terceira Island 74.3°F 76.8°F
Ponta Delgada 74.2°F 77.1°F
Sao Miguel 74.1°F 76.9°F
Tavira 73.9°F 72.4°F
Porto Santo Island 73.7°F 74.8°F
Faro 73.4°F 72.3°F
Algarve 73.4°F 72.3°F
Quarteira 72.5°F 71.3°F
Albufeira 72.3°F 70.6°F
Portimao 71.6°F 69.9°F

Best time for vacation in Terceira Island

Sunniest months:
August 9 days
July 7 days
June 7 days
Warmest months:
August 75.4 °F
September 73.3 °F
July 73.0 °F
Warmest sea temp:
August 73.9 °F
September 72.9 °F
July 70.7 °F
Coldest months:
February 59.9 °F
March 60.0 °F
January 60.7 °F
Rainiest months:
December 5 days
February 4 days
January 4 days
Windiest months:
December 17.0 mph
January 16.7 mph
March 15.9 mph

Terceira Island on a weather map

Terceira Island
+57°F
N 19 mph
Feels like: +54°F
Precip.: 0%
Places in Portugal:
Name
°F
+46°F
+48°F
+52°F
+46°F
+50°F
+48°F
+55°F
+59°F
+48°F
+46°F
+59°F
+48°F
+55°F
24 Hours Forecast
Terceira Island
Local time: 21:59
January 08, thursday
0000
59°F
N
22 mph
0300
59°F
NE
23 mph
0600
59°F
NE
21 mph
0900
59°F
NE
19 mph
1200
61°F
NE
14 mph
1500
61°F
NE
14 mph
1800
61°F
NE
9 mph
2100
59°F
NE
7 mph
Units of measurement: °C / °F