Measurements:
°C
°F
Sao Miguel
68°F
SW 6 mph
Feels like: 68°F
Precip: 24%
World Resorts Portugal Sao Miguel Weather

Sao Miguel Sea Water Temperature

Current Sea Water Temperature:
+73.4°F
Maximum Sea Water Temperature in October: 77.8°F
Minimum Sea Water Temperature in October: 67.6°F
Average water temperature in October: 73.1°F

Sea Water Temperature for the Last 10 Days:

October 18 73.4°F October 13 73.4°F
October 17 73.8°F October 12 73.6°F
October 16 73.8°F October 11 74.0°F
October 15 73.6°F October 10 73.8°F
October 14 73.2°F October 09 74.2°F

When is the Warmest Sea for Sao Miguel?

According to our data for the last three years for Sao Miguel the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Sao Miguel was 75.8°F. The maximum and minimum values were 74.4°F and 77.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Sao Miguel was 77.6°F. The maximum and minimum values were 75.6°F and 79.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Sao Miguel was 72.3°F. The maximum and minimum values were 71.0°F and 74.4°F respectively.

Best Time to Visit Sao Miguel
The most sunny months:
August 8 days
June 8 days
March 7 days
The most warm months:
August 79.6 °F
September 77.3 °F
July 76.6 °F
Warmest sea temperature:
August 76.7 °F
September 76.2 °F
July 73.2 °F
The most cold months:
February 62.5 °F
March 62.7 °F
January 63.4 °F
The most rainy months:
October 5 days
February 4 days
January 4 days
The most windy months:
December 16 mph
January 16 mph
March 15 mph

Sao Miguel on the Weather Map

Portugal Resorts:
NAME
F°
Albufeira +68
Algarve +68
Cascais +64
Ericeira +56
Faro +68
Funchal +54
Lagos +66
Lisbon +64
Madeira +54
Ponta Delgada +68
Portimao +60
Porto +54
Quarteira +68
Sao Miguel +68
Setubal +56
24 Hours Weather Forecast
Sao Miguel
Local time: 05:12
19 oct, monday
0600 68°F
SW
6 mph
0900 68°F
SW
8 mph
1200 68°F
SW
7 mph
1500 70°F
SW
6 mph
1800 68°F
SW
6 mph
2100 66°F
SW
7 mph
20 oct, tuesday
0000 66°F
SW
6 mph
0300 66°F
S
6 mph