Weather in January
In January, the average sea temperature in Saint Agnes, United Kingdom, is 10.4°C (50.7°F). Note: To swim in 10.4°C (50.7°F) at less than 10°C (50°F), ensure you're well-protected. Weather in January »
Weather in February
In Saint Agnes, United Kingdom, in February, the average water temperature is 10°C (50°F). Note: Diving into 10°C (50°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Weather in February »
Weather in March
With an average sea temperature of 9.7°C (49.5°F), March is the month with the coldest seawater in Saint Agnes, United Kingdom. Note: Unprotected swimming in 9.7°C (49.5°F) is dangerous due to potential cold shock. Weather in March »
Weather in April
In Saint Agnes, United Kingdom, in April, the average water temperature is 10.6°C (51.1°F). Note: In 10.6°C (51.1°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health. Weather in April »
Weather in May
In May, the average sea temperature in Saint Agnes, United Kingdom, is 12°C (53.6°F). Note: Being in 12°C (53.6°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance. Weather in May »
Weather in June
In Saint Agnes, United Kingdom, the average seawater temperature in June is 14.1°C (57.4°F). Note: In 14.1°C (57.4°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health. Weather in June »
Weather in July
In Saint Agnes, United Kingdom, the average seawater temperature in July is 16.4°C (61.5°F). Note: Most individuals do not find swimming at 16.4°C (61.5°F) to be enjoyable. Weather in July »
Weather in August
The month with the warmest seawater in Saint Agnes, United Kingdom, is August, with an average sea temperature of 17.1°C (62.8°F). Note: For most people, swimming in water at 17.1°C (62.8°F) is not a pleasurable experience. Weather in August »
Weather in September
In Saint Agnes, United Kingdom, in September, the average water temperature is 16.3°C (61.3°F). Note: Swimming is not a pleasant activity for most when the water temperature is 16.3°C (61.3°F). Weather in September »
Weather in October
In Saint Agnes, United Kingdom, in October, the average water temperature is 14.8°C (58.6°F). Note: Swimming in 14.8°C (58.6°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience. Weather in October »
Weather in November
In Saint Agnes, United Kingdom, in November, the average water temperature is 13.3°C (55.9°F). Note: Swimming in 13.3°C (55.9°F) is considered life-threatening. Weather in November »
Weather in December
In Saint Agnes, United Kingdom, the average seawater temperature in December is 11.8°C (53.2°F). Note: Staying in 11.8°C (53.2°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance. Weather in December »
[Resources]Frequently asked questions
What month is the sea coldest in Saint Agnes?
The month with the coldest seawater in Saint Agnes, United Kingdom, is March, with an average sea temperature of 9.7°C (49.5°F).
When are the longest days in Saint Agnes?
June has the longest days of the year, with an average of 16h and 18min of daylight.
What month is the sea warmest in Saint Agnes?
The month with the warmest seawater in Saint Agnes, United Kingdom, is August, with an average sea temperature of 17.1°C (62.8°F).
When is Daylight Saving Time (DST) in Saint Agnes?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Saint Agnes, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to BST.
What is the month with the shortest days in Saint Agnes?
December has the shortest days of the year in Saint Agnes, United Kingdom, with an average of 8h and 6min of daylight.
Average sea temperature
Saint Agnes, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight
Saint Agnes, United Kingdom
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 3min - Average daylight in June:
16h and 2min
- Average daylight in July:
15h and 5min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
9h and 0min - Average daylight in December:
8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
Saint Agnes, United Kingdom
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