Pwllheli
United Kingdom
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Pwllheli, United Kingdom

In Pwllheli, United Kingdom, in January, the average water temperature is 8.8°C (47.8°F). Note: Swimming in 8.8°C (47.8°F) is considered life-threatening. Weather in January »
Months with the coldest seawater in Pwllheli, United Kingdom, are February and March, with an average sea temperature of 8.3°C (46.9°F). Note: Swimming in 8.3°C (46.9°F) is considered dangerous. Weather in February »

February and March, with an average sea temperature of 8.3°C (46.9°F), are months with the coldest seawater in Pwllheli, United Kingdom. Note: Swimming in 8.3°C (46.9°F) is considered dangerous. Weather in March »

In April, the average sea temperature in Pwllheli, United Kingdom, 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 April »

In May, the average sea temperature in Pwllheli, United Kingdom, is 10.8°C (51.4°F). Note: Swimming in 10.8°C (51.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in May »

In Pwllheli, United Kingdom, in June, the average water temperature is 12.8°C (55°F). Note: Swimming in 12.8°C (55°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 Pwllheli, United Kingdom, in July, the average water temperature is 14.6°C (58.3°F). Note: Swimming in 14.6°C (58.3°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 July »

In Pwllheli, United Kingdom, in August, the average water temperature is 15.5°C (59.9°F). Note: For swimming, a surface water temperature of 15.5°C (59.9°F) is not enjoyable for the majority. Weather in August »

With an average sea temperature of 15.7°C (60.3°F), September is the month with the warmest seawater in Pwllheli, United Kingdom. Note: Swimming in 15.7°C (60.3°F) is not enjoyable for the majority. Weather in September »

In October, the average sea temperature in Pwllheli, United Kingdom, is 14.5°C (58.1°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 October »

In Pwllheli, United Kingdom, the average seawater temperature in November is 13.1°C (55.6°F). Note: Swimming in 13.1°C (55.6°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 Pwllheli, United Kingdom, the average seawater temperature in December is 10.8°C (51.4°F). Note: Swimming in 10.8°C (51.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in December »

What are the months with the coldest sea water in Pwllheli?

Months with the coldest seawater in Pwllheli are February and March, with an average sea temperature of 8.3°C (46.9°F).

When are the longest days in Pwllheli?

With an average of 16.8h of daylight, June has the longest days of the year.

When is the sea warmest in Pwllheli?

With an average sea temperature of 15.7°C (60.3°F), September is the month with the warmest seawater in Pwllheli.

What is the month with the shortest days in Pwllheli?

The month with the shortest days is December, with an average of 7.7h of daylight.
Average sea temperature - Pwllheli, United Kingdom

The best month for swimming (with the highest average sea temperature) is September (15.7°C).
Coldest months (with the lowest average sea temperature) are February and March (8.3°C).

Average daylight - Pwllheli, United Kingdom

The month with the longest days is June (Average daylight: 16.8h).
The month with shortest days is December (Average daylight: 7.7h).