Current Sea Water Temperature:
+77.2°F
| Maximum Sea Water Temperature in September: | 81.6°F |
| Minimum Sea Water Temperature in September: | 73.2°F |
| Average water temperature in September: | 77.2°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| September 28 | 77.2°F | September 23 | 77.6°F |
| September 27 | 77.4°F | September 22 | 77.4°F |
| September 26 | 77.0°F | September 21 | 77.4°F |
| September 25 | 77.2°F | September 20 | 77.6°F |
| September 24 | 77.2°F | September 19 | 77.8°F |
When is the Warmest Sea for Santa Maria Island?
According to our data for the last three years for Santa Maria Island the highest average sea water temperature was in August, September and October.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Santa Maria Island was 77.5°F. The maximum and minimum values were 75.8°F and 79.0°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2026 for Santa Maria Island was 78.3°F. The maximum and minimum values were 77.0°F and 80.2°F respectively.
Sea Water Temperature in October
The average sea surface temperature in October 2025 for Santa Maria Island was 75.9°F. The maximum and minimum values were 73.4°F and 76.8°F respectively.
Portugal Resorts:
NAME
F°
| Albufeira | ![]() |
+72 |
| Algarve | ![]() |
+72 |
| Cascais | ![]() |
+68 |
| Ericeira | ![]() |
+68 |
| Faro | ![]() |
+72 |
| Funchal | ![]() |
+62 |
| Lagos | ![]() |
+72 |
| Lisbon | ![]() |
+70 |
| Madeira | ![]() |
+62 |
| Ponta Delgada | ![]() |
+68 |
| Portimao | ![]() |
+66 |
| Porto | ![]() |
+68 |
| Quarteira | ![]() |
+72 |
| Sao Miguel | ![]() |
+68 |
| Setubal | ![]() |
+66 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Santa Maria Island
Local time: 01:53
29 sep, tuesday
| 0300 | ![]() |
72°F | SE 24 mph |
| 0600 | ![]() |
70°F | SE 22 mph |
| 0900 | ![]() |
72°F | SE 23 mph |
| 1200 | ![]() |
70°F | SE 23 mph |
| 1500 | ![]() |
70°F | SE 17 mph |
| 1800 | ![]() |
70°F | SE 14 mph |
| 2100 | ![]() |
72°F | SE 12 mph |
30 sep, wednesday
| 0000 | ![]() |
72°F | SE 13 mph |





























