Current sea water temperature:
+66.0°F
| Minimum sea water temperature in December: | 69.3°F |
| Maximum sea water temperature in December: | 61.7°F |
| Average sea water temperature in December: | 65.2°F |
| more information | |
14 days
forecast
forecast
| Santa Maria Island |
monthly
weather
weather
| Santa Maria Island |
Sea water temperature for the last 10 days:
| December 16 | 66.0°F | December 11 | 67.3°F |
| December 15 | 66.4°F | December 10 | 66.7°F |
| December 14 | 66.2°F | December 9 | 66.7°F |
| December 13 | 66.6°F | December 8 | 66.7°F |
| December 12 | 66.4°F | December 7 | 66.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Santa Maria Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Santa Maria Island was noticed in August, September and October.
Monthly Sea Temperatures in Santa Maria Island, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 76.1°F and 72.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 73.7°F. The highest and lowest sea temperatures during the month were 74.7°F and 72.1°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 73.3°F. The highest and lowest sea temperatures during the month were 74.1°F and 71.1°F.
current
weather
weather
| Santa Maria Island |
weather in
December
December
| Santa Maria Island |
Best time for vacation in Santa Maria Island
Santa Maria Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Santa Maria Island
Local time: 19:14
December 16, tuesday
2100
64°F
NE
20 mph
20 mph
December 17, wednesday
0000
64°F
NE
19 mph
19 mph
0300
64°F
NE
21 mph
21 mph
0600
64°F
NE
22 mph
22 mph
0900
64°F
NE
22 mph
22 mph
1200
64°F
NE
24 mph
24 mph
1500
64°F
NE
24 mph
24 mph
1800
66°F
NE
25 mph
25 mph
