Measurements:
°C
°F
Sao Miguel
74°F
N 4 mph
Feels like: 80°F
Precip: 24%
World Resorts Portugal Sao Miguel Weather

Sao Miguel Sea Water Temperature

Current Sea Water Temperature:
+73.8°F
Maximum Sea Water Temperature in July: 78.6°F
Minimum Sea Water Temperature in July: 68.4°F
Average water temperature in July: 73.2°F

Sea Water Temperature for the Last 10 Days:

July 30 73.8°F July 25 72.8°F
July 29 73.8°F July 24 72.8°F
July 28 73.4°F July 23 72.8°F
July 27 73.6°F July 22 72.6°F
July 26 73.2°F July 21 72.6°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Sao Miguel was 76.7°F. The maximum and minimum values were 75.0°F and 77.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sao Miguel was 75.5°F. The maximum and minimum values were 73.4°F and 76.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Sao Miguel was 72.2°F. The maximum and minimum values were 71.0°F and 73.8°F respectively.

Best Time to Visit Sao Miguel
The most sunny months:
August 9 days
June 8 days
March 7 days
The most warm months:
August 79.8 °F
September 77.4 °F
July 76.6 °F
Warmest sea temperature:
August 76.7 °F
September 76.1 °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
Albufeira +82
Algarve +76
Cascais +74
Ericeira +76
Faro +76
Funchal +76
Lagos +82
Lisbon +80
Madeira +76
Ponta Delgada +74
Portimao +86
Porto +72
Quarteira +82
Sao Miguel +74
Setubal +84
24 Hours Weather Forecast
Sao Miguel
Local time: 09:54
30 jul, thursday
1200 78°F
N
6 mph
1500 78°F
NE
5 mph
1800 78°F
NE
4 mph
2100 76°F
NE
2 mph
31 jul, friday
0000 74°F
N
2 mph
0300 74°F
NE
1 mph
0600 74°F
E
3 mph
0900 76°F
SE
4 mph