Sandown
United Kingdom
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Sandown, United Kingdom

In January, the average sea temperature in Sandown, United Kingdom, is 9.6°C (49.3°F). Note: Swimming in 9.6°C (49.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in January »
In February, the average sea temperature in Sandown, United Kingdom, is 9°C (48.2°F). Note: Swimming in 9°C (48.2°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in February »

March is the month with the coldest seawater in Sandown, United Kingdom, with an average sea temperature of 8.6°C (47.5°F). Note: Swimming in 8.6°C (47.5°F) is considered life-threatening. Weather in March »

In Sandown, United Kingdom, the average seawater temperature in April is 9.8°C (49.6°F). Note: Swimming in 9.8°C (49.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in April »

In Sandown, United Kingdom, the average seawater temperature in May is 11.5°C (52.7°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 May »

In Sandown, United Kingdom, the average seawater temperature in June is 13.6°C (56.5°F). Note: Swimming in 13.6°C (56.5°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in June »

In July, the average sea temperature in Sandown, United Kingdom, is 15.3°C (59.5°F). Note: For swimming, a surface water temperature of 15.3°C (59.5°F) is not enjoyable for the majority. Weather in July »

In Sandown, United Kingdom, in August, the average water temperature is 16.8°C (62.2°F). Note: Swimming in 16.8°C (62.2°F) is not enjoyable for the majority. Weather in August »

September is the month with the warmest seawater in Sandown, United Kingdom, with an average sea temperature of 17.3°C (63.1°F). Note: Swimming in 17.3°C (63.1°F) is not enjoyable for the majority. Weather in September »

In October, the average sea temperature in Sandown, United Kingdom, is 16.3°C (61.3°F). Note: For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. Weather in October »

In Sandown, United Kingdom, in November, the average water temperature is 14.4°C (57.9°F). Note: Swimming in 14.4°C (57.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in November »

In December, the average sea temperature in Sandown, United Kingdom, is 11.8°C (53.2°F). Note: Swimming in 11.8°C (53.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in December »

When is the sea coldest in Sandown?

With an average sea temperature of 8.6°C (47.5°F), March is the month with the coldest seawater in Sandown, United Kingdom.

When are the longest days in Sandown?

The month with the longest days in Sandown, United Kingdom, is June, with an average of 16.4h of daylight.

What month is the sea warmest in Sandown?

The month with the warmest seawater in Sandown, United Kingdom, is September, with an average sea temperature of 17.3°C (63.1°F).

What is the month with the shortest days in Sandown?

December has the shortest days of the year, with an average of 8.1h of daylight.
Average sea temperature - Sandown, United Kingdom

The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.6°C).

Average daylight - Sandown, United Kingdom

The month with the longest days is June (Average daylight: 16.4h).
The month with shortest days is December (Average daylight: 8.1h).