Climate and monthly weather forecast
Weather in January
In January, the average sea temperature in Maryport, United Kingdom, is 7.6°C (45.7°F). Note: Swimming in 7.6°C (45.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in January »
Weather in February
With an average sea temperature of 7.1°C (44.8°F), February is the month with the coldest seawater in Maryport, United Kingdom. Note: Danger awaits those who swim in 7.1°C (44.8°F) without protection. Weather in February »
Weather in March
In Maryport, United Kingdom, the average seawater temperature in March is 7.3°C (45.1°F). Note: Swimming in 7.3°C (45.1°F) is considered life-threatening. Weather in March »
Weather in April
In Maryport, United Kingdom, the average seawater temperature in April is 8.6°C (47.5°F). Note: Swimming at temperatures less than 10°C (50°F) in 8.6°C (47.5°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in April »
Weather in May
In May, the average sea temperature in Maryport, United Kingdom, is 10.5°C (50.9°F). Note: Dipping into 10.5°C (50.9°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in May »
Weather in June
In Maryport, United Kingdom, in June, the average water temperature is 13°C (55.4°F). Note: Beware when you're in 13°C (55.4°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition. Weather in June »
Weather in July
In Maryport, United Kingdom, the average seawater temperature in July is 15.3°C (59.5°F). Note: The enjoyment of swimming decreases for most when the surface water temperature is 15.3°C (59.5°F). Weather in July »
Weather in August
The month with the warmest seawater in Maryport, United Kingdom, is August, with an average sea temperature of 15.8°C (60.4°F). Note: For the majority, swimming in 15.8°C (60.4°F) does not offer a pleasant experience. Weather in August »
Weather in September
In September, the average sea temperature in Maryport, United Kingdom, is 15.4°C (59.7°F). Note: The majority find it unenjoyable to swim in 15.4°C (59.7°F). Weather in September »
Weather in October
In October, the average sea temperature in Maryport, United Kingdom, is 14.1°C (57.4°F). Note: It is risky to swim in 14.1°C (57.4°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation. Weather in October »
Weather in November
In November, the average sea temperature in Maryport, United Kingdom, is 12.2°C (54°F). Note: It is advised against swimming in 12.2°C (54°F) when it drops below 10°C (50°F). Weather in November »
Weather in December
In Maryport, United Kingdom, in December, the average water temperature is 9.8°C (49.6°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. 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 month is the sea coldest in Maryport?
February is the month with the coldest seawater in Maryport, United Kingdom, with an average sea temperature of 7.1°C (44.8°F).
When are the longest days in Maryport?
The month with the longest days in Maryport, United Kingdom, is June, with an average of 17h and 12min of daylight.
What month is the sea warmest in Maryport?
The month with the warmest seawater is August, with an average sea temperature of 15.8°C (60.4°F).
When is Daylight Saving Time (DST) in Maryport?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Maryport, United Kingdom, 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 Maryport?
December has the shortest days of the year in Maryport, with an average of 7h and 18min of daylight.
Average sea temperature
Maryport, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (15.8°C).
The coldest month (with the lowest average sea temperature) is February (7.1°C).
Average daylight
Maryport, United Kingdom
- Average daylight in January:
8h and 0min - Average daylight in February:
9h and 4min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 1min - Average daylight in May:
16h and 1min - Average daylight in June:
17h and 1min
- Average daylight in July:
16h and 4min - Average daylight in August:
14h and 5min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 3min - Average daylight in November:
8h and 3min - Average daylight in December:
7h and 2min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
