Current sea water temperature:
+60.1°F
| Minimum sea water temperature in May: | 66.2°F |
| Maximum sea water temperature in May: | 56.8°F |
| Average sea water temperature in May: | 61.0°F |
| more information | |
14 days
forecast
forecast
| Estoril |
monthly
weather
weather
| Estoril |
Sea water temperature for the last 10 days:
| May 16 | 60.1°F | May 11 | 60.8°F |
| May 15 | 61.5°F | May 10 | 60.6°F |
| May 14 | 62.6°F | May 9 | 60.6°F |
| May 13 | 61.9°F | May 8 | 59.7°F |
| May 12 | 61.2°F | May 7 | 59.5°F |
Monthly sea water temperature, °F
When is the warmest sea in Estoril?
Based on the data about daily sea water temperature for the last three years the warmest sea in Estoril was noticed in September, October and August.
Monthly Sea Temperatures in Estoril, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 62.5°F. The highest and lowest sea temperatures during the month were 65.8°F and 60.3°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 63.0°F. The highest and lowest sea temperatures during the month were 65.7°F and 60.8°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 64.7°F. The highest and lowest sea temperatures during the month were 66.9°F and 63.0°F.
current
weather
weather
| Estoril |
weather in
May
May
| Estoril |
Best time for vacation in Estoril
Estoril on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Estoril
Local time: 02:38
May 17, sunday
0300
57°F
S
18 mph
18 mph
0600
57°F
S
14 mph
14 mph
0900
61°F
SE
15 mph
15 mph
1200
63°F
SE
16 mph
16 mph
1500
63°F
SE
17 mph
17 mph
1800
61°F
S
18 mph
18 mph
2100
59°F
S
18 mph
18 mph
May 18, monday
0000
57°F
S
16 mph
16 mph
