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Belfast in July

Find out everything about the water temperature in Belfast 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:

52.5 °F

Average:

56.7 °F

Maximum:

62.2 °F

Sea water temperature in Belfast in July

In the city of Belfast, the month of July is too cold for swimming. The minimum recorded temperature during this month was 52.5°F on July 2, 2016, with an average temperature being 56.7°F and a maximum temperature reaching 62.2°F on July 28, 2021.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In July, the sea temperature remains relatively stable. The average temperature stays close to 56.7°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jul 1 55.5°F 55.8°F 57.8°F
Jul 2 55.4°F 55.8°F 57.4°F
Jul 3 55.3°F 55.7°F 57.1°F
Jul 4 55.4°F 56.0°F 57.7°F
Jul 5 55.4°F 56.3°F 57.4°F
Jul 6 55.4°F 56.2°F 57.5°F
Jul 7 55.7°F 56.4°F 57.4°F
Jul 8 55.8°F 56.2°F 58.2°F
Jul 9 56.0°F 56.1°F 58.7°F
Jul 10 56.2°F 56.0°F 58.7°F
Jul 11 56.4°F 55.9°F 58.8°F
Jul 12 56.4°F 56.6°F 58.7°F
Jul 13 56.6°F 56.9°F 58.9°F
Jul 14 56.8°F 57.0°F 58.7°F
Jul 15 56.9°F 56.9°F 58.4°F
Jul 16 56.9°F 56.9°F 58.2°F
Jul 17 57.0°F 57.0°F 58.8°F
Jul 18 56.9°F 57.2°F 58.7°F
Jul 19 57.2°F 57.2°F 58.7°F
Jul 20 57.2°F 57.1°F 58.8°F
Jul 21 57.2°F 57.5°F 58.6°F
Jul 22 57.3°F 57.5°F 58.4°F
Jul 23 57.3°F 57.6°F 58.2°F
Jul 24 57.5°F 57.6°F 57.9°F
Jul 25 57.5°F 57.4°F 58.1°F
Jul 26 57.8°F 57.8°F 58.6°F
Jul 27 57.9°F 57.8°F 58.5°F
Jul 28 57.9°F 57.7°F 58.4°F
Jul 29 58.0°F 58.1°F 58.7°F
Jul 30 57.8°F 57.6°F 58.6°F
Jul 31 57.9°F 58.1°F 58.6°F

Sea water temperature in Belfast by month

In an average year, Belfast offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Belfast was recorded on August 14, 2022, reaching a 62.9°F. While the coldest temperature occurred on January 9, 2021, dipping to 42.4°F. The average readings by season are 47.8°F in Winter, 47.6°F in Spring, 56.3°F in Summer, and 55.8°F in Autumn. The average temperature in July is slightly warmer than June's average of 54.4°F. And in August, the temperature is expected to rise further, potentially reaching an average of 57.9°F.