All data are in degrees Fahrenheit

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Lisbon in July

Find out everything about the water temperature in Lisbon in July. Average, minimum and maximum recorded temperatures as well as daily temperature in July for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in July
Minimum:

63.5 °F

Average:

68.4 °F

Maximum:

74.1 °F

Sea water temperature in Lisbon in July

In the city of Lisbon, the month of July is somewhat comfortable for swimming. The minimum recorded temperature during this month was 63.5°F on July 30, 2017, with an average temperature being 68.4°F and a maximum temperature reaching 74.1°F on July 23, 2020.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. In July, the sea temperature remains relatively stable. The average temperature stays close to 68.4°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jul 1 67.4°F 66.5°F 70.0°F
Jul 2 67.3°F 67.7°F 70.0°F
Jul 3 67.5°F 68.6°F 69.4°F
Jul 4 67.6°F 69.0°F 68.9°F
Jul 5 67.8°F 68.8°F 69.7°F
Jul 6 67.9°F 68.9°F 70.4°F
Jul 7 68.0°F 68.8°F 70.7°F
Jul 8 67.9°F 68.7°F 70.5°F
Jul 9 68.1°F 68.0°F 71.0°F
Jul 10 68.2°F 67.4°F 70.8°F
Jul 11 68.2°F 69.0°F 70.3°F
Jul 12 68.3°F 70.4°F 70.6°F
Jul 13 68.3°F 72.0°F 70.5°F
Jul 14 68.0°F 70.1°F 70.7°F
Jul 15 68.0°F 70.0°F 69.8°F
Jul 16 68.3°F 70.8°F 69.6°F
Jul 17 68.7°F 70.6°F 69.3°F
Jul 18 69.0°F 71.4°F 69.8°F
Jul 19 68.7°F 70.1°F 68.8°F
Jul 20 68.6°F 70.4°F 69.5°F
Jul 21 68.7°F 70.1°F 69.9°F
Jul 22 69.1°F 70.0°F 70.4°F
Jul 23 69.1°F 71.1°F 70.5°F
Jul 24 68.9°F 71.0°F 70.7°F
Jul 25 69.0°F 71.7°F 70.4°F
Jul 26 68.8°F 71.5°F 70.5°F
Jul 27 68.7°F 71.8°F 69.8°F
Jul 28 68.8°F 72.1°F 69.9°F
Jul 29 68.9°F 71.1°F 70.9°F
Jul 30 68.8°F 72.4°F 70.3°F
Jul 31 69.1°F 71.7°F 70.4°F

Sea water temperature in Lisbon by month

In an average year, Lisbon offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Lisbon was recorded on August 26, 2023, reaching a 75.5°F. While the coldest temperature occurred on February 4, 2023, dipping to 54.5°F. The average readings by season are 58.0°F in Winter, 60.9°F in Spring, 67.8°F in Summer, and 65.2°F in Autumn. The average temperature in July is slightly warmer than June's average of 66.6°F. And in August, the temperature is expected to rise further, potentially reaching an average of 68.4°F.