Climate and monthly weather forecastSaint Andrews, United Kingdom
Climate and monthly weather forecast
Weather in January
In January, the average sea temperature in Saint Andrews, United Kingdom, is 7.1°C (44.8°F). Note: Swimming in 7.1°C (44.8°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Weather in January »Weather in February
The months with the coldest seawater in Saint Andrews, United Kingdom, are February and March, with an average sea temperature of 6.5°C (43.7°F). Note: It is advised against swimming in 6.5°C (43.7°F) when it drops below 10°C (50°F). Weather in February »Weather in March
The months with the coldest seawater in Saint Andrews, United Kingdom, are February and March, with an average sea temperature of 6.5°C (43.7°F). Note: Swimming in 6.5°C (43.7°F) is deemed hazardous. Weather in March »Weather in April
In April, the average sea temperature in Saint Andrews, United Kingdom, is 7.8°C (46°F). Note: It is advised against swimming in 7.8°C (46°F) when it drops below 10°C (50°F). Weather in April »Weather in May
In May, the average sea temperature in Saint Andrews, United Kingdom, is 9.3°C (48.7°F). Note: Diving into 9.3°C (48.7°F) when it's under 10°C (50°F) can cause immediate cold shock symptoms, marked by hyperventilation. Weather in May »Weather in June
In Saint Andrews, United Kingdom, the average seawater temperature in June is 11.8°C (53.2°F). Note: Without suitable protection, venturing into 11.8°C (53.2°F) waters cooler than 10°C (50°F) can lead to pronounced cold shock and rapid breaths. Weather in June »Weather in July
In July, the average sea temperature in Saint Andrews, United Kingdom, is 13.9°C (57°F). Note: With the appropriate swimsuit, one can swim in 13.9°C (57°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. Weather in July »Weather in August
August is the month with the warmest seawater in Saint Andrews, United Kingdom, with an average sea temperature of 14.2°C (57.6°F). Note: If planning to swim in 14.2°C (57.6°F) under 10°C (50°F), wear a protective suit. Weather in August »Weather in September
In September, the average sea temperature in Saint Andrews, United Kingdom, is 13.7°C (56.7°F). Note: Engaging in a swim in 13.7°C (56.7°F) can threaten life. Weather in September »Weather in October
In October, the average sea temperature in Saint Andrews, United Kingdom, is 12.7°C (54.9°F). Note: Swimming in 12.7°C (54.9°F) poses a severe threat. Weather in October »Weather in November
In Saint Andrews, United Kingdom, the average seawater temperature in November is 11.3°C (52.3°F). Note: It is life-risking to swim in 11.3°C (52.3°F). Weather in November »Weather in December
In Saint Andrews, United Kingdom, the average seawater temperature in December is 9.2°C (48.6°F). Note: Being in 9.2°C (48.6°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 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
February and March, with an average sea temperature of 6.5°C (43.7°F), are months with the coldest seawater.
With an average of 17h and 36min of daylight, June has the longest days of the year.
The month with the warmest seawater in Saint Andrews, United Kingdom, is August, with an average sea temperature of 14.2°C (57.6°F).
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.
The month with the shortest days in Saint Andrews is December, with an average of 7h and 0min of daylight.
Average sea temperature
Saint Andrews, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (14.2°C).
The coldest months (with the lowest average sea temperature) are February and March (6.5°C).
Average daylight
Saint Andrews, United Kingdom
- Average daylight in January:
7h and 42min - Average daylight in February:
9h and 36min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 18min - Average daylight in May:
16h and 24min - Average daylight in June:
17h and 36min
- Average daylight in July:
17h and 0min - Average daylight in August:
15h and 6min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 24min - Average daylight in November:
8h and 12min - Average daylight in December:
7h and 0min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).





