Measurements:
°C
°F
Santa Maria Island
76°F
NE 9 mph
Feels like: 80°F
Precip: 18%
World Resorts Portugal Santa Maria Island Weather

Santa Maria Island Sea Water Temperature

Current Sea Water Temperature:
+75.0°F
Maximum Sea Water Temperature in July: 79.6°F
Minimum Sea Water Temperature in July: 69.0°F
Average water temperature in July: 74.0°F

Sea Water Temperature for the Last 10 Days:

July 30 75.0°F July 25 74.0°F
July 29 74.6°F July 24 74.0°F
July 28 75.0°F July 23 74.2°F
July 27 74.8°F July 22 73.8°F
July 26 74.4°F July 21 74.0°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

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Santa Maria Island was 77.5°F. The maximum and minimum values were 75.2°F and 79.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santa Maria Island was 76.4°F. The maximum and minimum values were 74.6°F and 77.4°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

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.

Best Time to Visit Santa Maria Island
The most sunny months:
August 9 days
June 8 days
July 8 days
The most warm months:
August 79.8 °F
September 77.9 °F
July 76.1 °F
Warmest sea temperature:
August 77.6 °F
September 77.1 °F
October 74.4 °F
The most cold months:
March 62.8 °F
February 63.1 °F
April 64.2 °F
The most rainy months:
October 5 days
April 4 days
December 4 days
The most windy months:
December 18 mph
January 18 mph
November 17 mph

Santa Maria Island on the Weather Map

Portugal Resorts:
NAME
Albufeira +82
Algarve +76
Cascais +74
Ericeira +76
Faro +76
Funchal +76
Lagos +82
Lisbon +80
Madeira +76
Ponta Delgada +78
Portimao +86
Porto +72
Quarteira +82
Sao Miguel +78
Setubal +84
24 Hours Weather Forecast
Santa Maria Island
Local time: 10:39
30 jul, thursday
1200 76°F
NE
9 mph
1500 76°F
NE
9 mph
1800 78°F
NE
7 mph
2100 76°F
N
6 mph
31 jul, friday
0000 76°F
N
10 mph
0300 76°F
N
11 mph
0600 78°F
N
8 mph
0900 78°F
E
6 mph