Climate and monthly weather forecast
Weather in January
In Widnes, United Kingdom, the average seawater temperature in January is 7.7°C (45.9°F). Note: If planning to swim in 7.7°C (45.9°F) under 10°C (50°F), wear a protective suit. Weather in January »
Weather in February
The months with the coldest seawater in Widnes, United Kingdom, are February and March, with an average sea temperature of 7.4°C (45.3°F). Note: Beware of 7.4°C (45.3°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health. Weather in February »
Weather in March
February and March, with an average sea temperature of 7.4°C (45.3°F), are months with the coldest seawater in Widnes, United Kingdom. Note: Swimming in 7.4°C (45.3°F) can be lethal. Weather in March »
Weather in April
In Widnes, United Kingdom, in April, the average water temperature is 8.9°C (48°F). Note: It is risky to swim in 8.9°C (48°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation. Weather in April »
Weather in May
In May, the average sea temperature in Widnes, United Kingdom, is 10.9°C (51.6°F). Note: With the appropriate swimsuit, one can swim in 10.9°C (51.6°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. Weather in May »
Weather in June
In Widnes, United Kingdom, in June, the average water temperature is 13.4°C (56.1°F). Note: In 13.4°C (56.1°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F). Weather in June »
Weather in July
In Widnes, United Kingdom, the average seawater temperature in July is 15.6°C (60.1°F). Note: For most individuals, swimming in 15.6°C (60.1°F) is not a pleasant experience. Weather in July »
Weather in August
With an average sea temperature of 16.7°C (62.1°F), August is the month with the warmest seawater in Widnes, United Kingdom. Note: A majority do not enjoy swimming in water at 16.7°C (62.1°F). Weather in August »
Weather in September
In Widnes, United Kingdom, in September, the average water temperature is 16.2°C (61.2°F). Note: Swimming in water with a temperature of 16.2°C (61.2°F) is not a pleasurable experience for the majority. Weather in September »
Weather in October
In Widnes, United Kingdom, the average seawater temperature in October is 14.6°C (58.3°F). Note: Swimming at temperatures less than 10°C (50°F) in 14.6°C (58.3°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in October »
Weather in November
In Widnes, United Kingdom, the average seawater temperature in November is 12.4°C (54.3°F). Note: Taking a dip in 12.4°C (54.3°F) can be perilous. Weather in November »
Weather in December
In Widnes, United Kingdom, the average seawater temperature in December is 9.7°C (49.5°F). Note: Beware of 9.7°C (49.5°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health. Weather in December »
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What months are the sea coldest in Widnes?
February and March, with an average sea temperature of 7.4°C (45.3°F), are months with the coldest seawater.
When are the longest days in Widnes?
June has the longest days of the year, with an average of 16h and 54min of daylight.
When is the sea warmest in Widnes?
With an average sea temperature of 16.7°C (62.1°F), August is the month with the warmest seawater.
When is Daylight Saving Time (DST) in Widnes?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends, 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 Widnes?
The month with the shortest days is December, with an average of 7h and 36min of daylight.
Average sea temperature
Widnes, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (16.7°C).
The coldest months (with the lowest average sea temperature) are February and March (7.4°C).
Average daylight
Widnes, United Kingdom
- Average daylight in January:
8h and 1min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 5min - Average daylight in June:
16h and 5min
- Average daylight in July:
16h and 2min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 4min - Average daylight in December:
7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
