Cascais in March
Find out everything about the water temperature in Cascais in March. Average, minimum and maximum recorded temperatures as well as daily temperature in March for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in March
Minimum:
56.2 °F
Average:
58.0 °F
Maximum:
61.3 °F
Sea water temperature in Cascais in March
In the city of Cascais, the month of March is too cold for swimming. The minimum recorded temperature during this month was 56.2°F on March 26, 2018, with an average temperature being 58.0°F and a maximum temperature reaching 61.3°F on March 31, 2023.
| Date | 10 years average | 2026 | 2025 |
|---|---|---|---|
| Mar 1 | 58.0°F | 57.5°F | 59.3°F |
| Mar 2 | 58.0°F | 57.2°F | 59.5°F |
| Mar 3 | 57.8°F | 56.6°F | 59.0°F |
| Mar 4 | 57.8°F | 56.6°F | 59.1°F |
| Mar 5 | 57.9°F | 56.7°F | 58.8°F |
| Mar 6 | 57.7°F | 57.0°F | 58.7°F |
| Mar 7 | 57.8°F | 56.8°F | 59.6°F |
| Mar 8 | 57.7°F | 56.7°F | 59.0°F |
| Mar 9 | 57.8°F | 56.8°F | 59.1°F |
| Mar 10 | 57.8°F | 56.4°F | 59.0°F |
| Mar 11 | 57.9°F | 56.5°F | 59.1°F |
| Mar 12 | 57.9°F | 56.7°F | 58.7°F |
| Mar 13 | 57.8°F | 56.7°F | 58.8°F |
| Mar 14 | 57.8°F | 57.0°F | 58.5°F |
| Mar 15 | 58.0°F | 56.8°F | 59.0°F |
| Mar 16 | 58.0°F | 56.7°F | 59.0°F |
| Mar 17 | 58.0°F | 57.2°F | 58.5°F |
| Mar 18 | 57.9°F | 56.7°F | 58.4°F |
| Mar 19 | 58.0°F | 56.8°F | 58.6°F |
| Mar 20 | 58.0°F | 57.4°F | 58.6°F |
| Mar 21 | 58.1°F | 57.4°F | 58.6°F |
| Mar 22 | 58.2°F | 58.3°F | 58.9°F |
| Mar 23 | 58.1°F | 58.5°F | 58.8°F |
| Mar 24 | 58.2°F | 58.9°F | 58.6°F |
| Mar 25 | 58.3°F | 59.2°F | 58.8°F |
| Mar 26 | 58.3°F | 59.2°F | 58.5°F |
| Mar 27 | 58.1°F | 59.9°F | 58.3°F |
| Mar 28 | 58.2°F | 59.4°F | 58.6°F |
| Mar 29 | 58.4°F | 58.9°F | 59.6°F |
| Mar 30 | 58.6°F | 59.3°F | 59.7°F |
| Mar 31 | 58.6°F | 58.6°F | 59.9°F |
In an average year, Cascais offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Cascais was recorded on September 20, 2022, reaching a 69.0°F. While the coldest temperature occurred on January 13, 2021, dipping to 55.2°F. The average readings by season are 59.0°F in Winter, 59.5°F in Spring, 63.3°F in Summer, and 63.3°F in Autumn.
The average temperature in March is slightly warmer than February's average of 58.0°F. And in April, the temperature is expected to rise further, potentially reaching an average of 59.5°F.
