Portlethen
United Kingdom
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Portlethen, United Kingdom

In January, the average sea temperature in Portlethen, United Kingdom, is 7.3°C (45.1°F). Note: Swimming in 7.3°C (45.1°F) is considered life-threatening. Weather in January »
February and March, with an average sea temperature of 6.7°C (44.1°F), are months with the coldest seawater in Portlethen, United Kingdom. Note: Swimming in 6.7°C (44.1°F) is considered life-threatening. Weather in February »

Months with the coldest seawater in Portlethen, United Kingdom, are February and March, with an average sea temperature of 6.7°C (44.1°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 March »

In Portlethen, United Kingdom, the average seawater temperature in April is 7.7°C (45.9°F). Note: Swimming in 7.7°C (45.9°F) is considered life-threatening. Weather in April »

In Portlethen, United Kingdom, the average seawater temperature in May is 9.2°C (48.6°F). Note: Swimming in 9.2°C (48.6°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 May »

In Portlethen, United Kingdom, the average seawater temperature in June is 11.5°C (52.7°F). Note: Swimming in 11.5°C (52.7°F) is considered life-threatening. Weather in June »

In Portlethen, United Kingdom, the average seawater temperature in July is 13.7°C (56.7°F). Note: Swimming in 13.7°C (56.7°F) is considered life-threatening. Weather in July »

With an average sea temperature of 13.8°C (56.8°F), August is the month with the warmest seawater in Portlethen, United Kingdom. Note: Swimming in 13.8°C (56.8°F) is considered life-threatening. Weather in August »

In Portlethen, United Kingdom, in September, 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 September »

In Portlethen, United Kingdom, in October, the average water temperature is 12.3°C (54.1°F). Note: Swimming in 12.3°C (54.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in October »

In Portlethen, United Kingdom, the average seawater temperature in November is 11.2°C (52.2°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 November »

In December, the average sea temperature in Portlethen, United Kingdom, is 9.3°C (48.7°F). Note: Swimming in 9.3°C (48.7°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 Portlethen?

February and March, with an average sea temperature of 6.7°C (44.1°F), are months with the coldest seawater.

When are the longest days in Portlethen?

The month with the longest days is June, with an average of 17.8h of daylight.

What month is the sea warmest in Portlethen?

August is the month with the warmest seawater in Portlethen, with an average sea temperature of 13.8°C (56.8°F).

What is the month with the shortest days in Portlethen?

December has the shortest days of the year in Portlethen, United Kingdom, with an average of 6.8h of daylight.
Average sea temperature - Portlethen, United Kingdom

The best month for swimming (with the highest average sea temperature) is August (13.8°C).
Coldest months (with the lowest average sea temperature) are February and March (6.7°C).

Average daylight - Portlethen, United Kingdom

The month with the longest days is June (Average daylight: 17.8h).
The month with shortest days is December (Average daylight: 6.8h).