Current sea water temperature:
+66.6°F
| Minimum sea water temperature in December: | 72.1°F |
| Maximum sea water temperature in December: | 64.2°F |
| Average sea water temperature in December: | 67.9°F |
| more information | |
14 days
forecast
forecast
| Porto Santo Island |
monthly
weather
weather
| Porto Santo Island |
Sea water temperature for the last 10 days:
| December 24 | 66.6°F | December 19 | 67.1°F |
| December 23 | 66.7°F | December 18 | 67.3°F |
| December 22 | 66.7°F | December 17 | 67.5°F |
| December 21 | 66.7°F | December 16 | 67.6°F |
| December 20 | 67.1°F | December 15 | 67.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Porto Santo Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Porto Santo Island was noticed in September, August and October.
Monthly Sea Temperatures in Porto Santo Island, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 74.1°F. The highest and lowest sea temperatures during the month were 75.0°F and 73.2°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 73.7°F. The highest and lowest sea temperatures during the month were 74.8°F and 72.5°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 73.9°F and 72.7°F.
current
weather
weather
| Porto Santo Island |
weather in
December
December
| Porto Santo Island |
Best time for vacation in Porto Santo Island
Porto Santo Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Porto Santo Island
Local time: 21:14
December 25, thursday
0000
63°F
S
22 mph
22 mph
0300
63°F
S
20 mph
20 mph
0600
63°F
S
20 mph
20 mph
0900
63°F
S
18 mph
18 mph
1200
63°F
S
18 mph
18 mph
1500
63°F
S
16 mph
16 mph
1800
63°F
S
13 mph
13 mph
2100
64°F
S
12 mph
12 mph
