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:
46.5 °F
Average:
49.2 °F
Maximum:
52.3 °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 46.5°F on July 30, 2015, with an average temperature being 49.2°F and a maximum temperature reaching 52.3°F on July 1, 2023.
| Date | 10 years average | 2024 | 2023 |
|---|---|---|---|
| Jul 1 | 50.2°F | 49.9°F | 52.3°F |
| Jul 2 | 50.1°F | 49.9°F | 52.1°F |
| Jul 3 | 50.1°F | 49.9°F | 51.9°F |
| Jul 4 | 50.0°F | 49.9°F | 51.9°F |
| Jul 5 | 49.9°F | 49.3°F | 51.4°F |
| Jul 6 | 49.7°F | 49.2°F | 51.0°F |
| Jul 7 | 49.7°F | 49.1°F | 50.5°F |
| Jul 8 | 49.4°F | 48.6°F | 50.3°F |
| Jul 9 | 49.3°F | 48.5°F | 50.0°F |
| Jul 10 | 49.2°F | 48.5°F | 49.9°F |
| Jul 11 | 49.2°F | 48.3°F | 49.7°F |
| Jul 12 | 48.9°F | 48.0°F | 49.5°F |
| Jul 13 | 49.0°F | 47.9°F | 50.0°F |
| Jul 14 | 49.0°F | 48.1°F | 50.0°F |
| Jul 15 | 49.0°F | 48.1°F | 50.3°F |
| Jul 16 | 48.9°F | 48.2°F | 50.4°F |
| Jul 17 | 49.0°F | 48.3°F | 50.6°F |
| Jul 18 | 49.0°F | 48.2°F | 50.4°F |
| Jul 19 | 48.9°F | 48.3°F | 49.5°F |
| Jul 20 | 48.9°F | 48.2°F | 49.3°F |
| Jul 21 | 49.0°F | 48.3°F | 50.4°F |
| Jul 22 | 49.0°F | 48.4°F | 50.3°F |
| Jul 23 | 49.0°F | 48.5°F | 50.3°F |
| Jul 24 | 48.9°F | 48.8°F | 50.4°F |
| Jul 25 | 48.8°F | 48.6°F | 50.5°F |
| Jul 26 | 48.7°F | 48.6°F | 50.3°F |
| Jul 27 | 48.7°F | 48.6°F | 50.2°F |
| Jul 28 | 48.7°F | 48.6°F | 50.2°F |
| Jul 29 | 48.7°F | 48.5°F | 50.2°F |
| Jul 30 | 48.5°F | 48.5°F | 49.8°F |
| Jul 31 | 48.5°F | 48.4°F | 49.6°F |
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 January 31, 2018, reaching a 69.7°F. While the coldest temperature occurred on August 12, 2015, dipping to 45.5°F. The average readings by season are 62.6°F in Winter, 58.9°F in Spring, 49.7°F in Summer, and 53.9°F in Autumn.
July's average temperature is a slight drop from June's average of 51.5°F. In August, the temperature is expected to decrease further, potentially averaging around 48.5°F.