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Sea Temperature in Holyhead in July
© Rene N.
Complete information on the sea temperature range in the Celtic Sea in Holyhead in July. Historical daily data. Climate details for July. Tips on swimming conditions and beach relaxation in Holyhead. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Holyhead in July
12°C
MINIMUN
14.5°C
AVERAGE
17°C
MAXIMUM
Historical Data of Water Temperature in July in Holyhead
Water Temperature Chart for Celtic Sea in Holyhead in July
Sea Temperature Table in Holyhead in July Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Jul 1 | 13°C | 14°C | 13°C | 13.3°C |
| Jul 2 | 14°C | 14°C | 13°C | 13.8°C |
| Jul 3 | 13°C | 14°C | 13°C | 13.5°C |
| Jul 4 | 14°C | 14°C | 13°C | 13.8°C |
| Jul 5 | 14°C | 14°C | 13°C | 13.8°C |
| Jul 6 | 14°C | 14°C | 14°C | 14.0°C |
| Jul 7 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 8 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 9 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 10 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 11 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 12 | 16°C | 15°C | 14°C | 14.8°C |
| Jul 13 | 14°C | 14°C | 14°C | 14.0°C |
| Jul 14 | 14°C | 15°C | 14°C | 14.3°C |
| Jul 15 | 15°C | 16°C | 14°C | 14.8°C |
| Jul 16 | 15°C | 14°C | 14°C | 14.5°C |
| Jul 17 | 15°C | 14°C | 14°C | 14.3°C |
| Jul 18 | 15°C | 15°C | 14°C | 14.5°C |
| Jul 19 | 16°C | 15°C | 14°C | 15.0°C |
| Jul 20 | 16°C | 15°C | 14°C | 15.0°C |
| Jul 21 | 16°C | 15°C | 14°C | 15.0°C |
| Jul 22 | 16°C | 15°C | 14°C | 14.8°C |
| Jul 23 | 16°C | 15°C | 14°C | 14.8°C |
| Jul 24 | 15°C | 15°C | 14°C | 14.5°C |
| Jul 25 | 15°C | 15°C | 14°C | 14.8°C |
| Jul 26 | 16°C | 15°C | 14°C | 15.0°C |
| Jul 27 | 16°C | 15°C | 15°C | 15.0°C |
| Jul 28 | 15°C | 15°C | 15°C | 15.0°C |
| Jul 29 | 15°C | 15°C | 14°C | 14.8°C |
| Jul 30 | 15°C | 15°C | 14°C | 14.8°C |
Holyhead Climate and Swimming Opportunities in July
20°C
Average Day Air Temperature
13°C
Average Night Air Temperature
70 mm
Precipitation Amount per Month
12 days
Number of Rainy Days
16 hrs
Daylight
per Day
5 hrs
Sunshine
per Day
15 km/h
Average Wind Speed
84%
Average
humidity
Holyhead lies within the Wales in United Kingdom. The average daytime temperature in Holyhead in July is 20°C (67°F), while the nighttime average is 13°C (55°F). There are typically 12 rainy days during the month, with a total precipitation of 70 mm (2.8 inches). The daylight duration in July in Holyhead is 16 hours, with an average of 5 hours of sunshine per day. The average wind speed in July is 15 km/h (9 mph), and the humidity level is around 84%.
The water temperature in Holyhead in July ranges from 13°C to 15°C (55°F to 59°F). At the beginning of the month, the average temperature is around 14°C (57°F), shifting to 14°C (57°F) by mid-July and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Holyhead for July is 14°C (57°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in July in Nearby Cities
Frequently Asked Questions About Water Temperatures in July in Holyhead
What is the sea temperature in Holyhead in July?
The water temperature in the Celtic Sea in Holyhead in July ranges from 13°C to 15°C (55°F to 59°F).
Is it possible to swim in the Celtic Sea in Holyhead in July?
The average sea temperature in Holyhead in July is 14°C (57°F), and the air temperature is 20°C (67°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.