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Sea
19°
Swim
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Sea
20°
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20°
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20°
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20°
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Sea
18°
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17°
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16°
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16°
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17°
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17°
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18°
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The annual average maximum daily temperature is 20.7°C (69.3°F) which is warm and makes sunbathing pleasant on clear days. The annual average water temperature is typically 18.2°C (64.8°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. Annually there are on average 14.5 days of rain per month and 8.8 hours of sun per day.
The best months to visit William Bay National Park are January, February, March, December, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.
The weather is warm enough for sunbathing in the months from November to April when the maximum temperature reaches above 22°C (72°F)
The sea is best for swimming between December and May when the sea temperature is above the average 18°C (65°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
No, you can't sunbathe in William Bay National Park all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.
The weather is warm enough for sunbathing in the months from November to April when the maximum temperature reaches above 22°C (72°F)
More info about the annual temperatures and sunshine.
No, you can't swim in William Bay National Park all year round.
The warmest sea water temperatures in William Bay National Park are found in February when they peak at 20°C (69°F) and lowest in August when they dip to 16°C (62°F).
The sea temperature is above average for swimming between December and May when the sea temperature is above 18°C (65°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
The sea is good for swimming in the months from December to May when the sea temperature is above 19°C (66°F)
More info about the annual sea temperatures
The hottest month in William Bay National Park is January when the average maximum temperature is very warm and perfect for sunbathing on clear days 26°C (78°F), average temperature is 20°C (67°F) and average minimum temperature is 13°C (56°F).
More info about the annual temperatures and sunshine.
The coolest month in William Bay National Park is July when the average maximum temperature is 16°C (62°F), average temperature is 12°C (53°F) and average minimum temperature is 7°C (45°F).
More info about the annual temperatures and sunshine
The sunniest days in William Bay National Park are in December which has the most hours of sunshine per day. In December the sunshine percentage is 78% making it sunny and pleasant most of the time. The hours of sunshine per day are 11.2hrs making the days very long and bright.
More info about the annual sunshine.
The driest month in William Bay National Park is January with 0.1cm (0.0inches) of rain and February has the fewest days of rain with 6.6 days with some rain, a quite rainy time to visit the beach.
More info about the annual rainfall
The coldest sea water temperatures in William Bay National Park are found in August when they dip to 16°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
More info about the annual sea temperatures.
The warmest sea water temperatures in William Bay National Park are found in February when they peak at 20°C (69°F) which is comfortable for swimming though some may prefer warmer water.
More info about the annual sea temperatures.
The most humid month in William Bay National Park is January with a dew point (an indicator of humidity) of 16°C (60°F) which is comfortable for everyone.
More info about the annual humidity.
The least humid month in William Bay National Park is July with a dew point of 11°C (51°F) which is very comfortable.
More info about the annual humidity.
The most windy month in William Bay National Park is September when the average maximum windspeed is 31KM/H (19MPH) and the average wind speed is 20KM/H (13MPH).
More info about the annual wind conditions.
The hottest month in William Bay National Park is January when the average maximum temperature is 26°C (78°F), average temperature is 20°C (67°F) and average minimum temperature is 13°C (56°F).
The coolest month in William Bay National Park is July when the average maximum temperature is 16°C (16°F), average temperature is 12°C (53°F) and average minimum temperature is 7°C (45°F).
The longest days in William Bay National Park are in December, with an average of 14.5 hours of daylight per day. June has the shortest days with an average of 9.8 hours of daylight per day.
The sunniest days in William Bay National Park are in December which has the most hours of sunshine per day. The sunshine percentage is 78% making it sunny and pleasant most of the time. The hours of sunshine per day are 11.2hrs making the days very long and bright.
June has the least sunshine. The sunshine percentage is 62% making it sunny but overcast at times. The hours of sunshine per day are 6.1hrs.
The ultraviolet index is the highest in January when it reaches 13.7 and lowest in June when it reaches 2.5.
An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The warmest sea water temperatures in William Bay National Park are found in February when they peak at 20°C (69°F) and lowest in August when they dip to 16°C (62°F).
The sea is best for swimming between December and May when the temperature is above 18°C (65°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
The wettest month in William Bay National Park is July with 8.3cm (3.3inches) of rain and the most days of rain with 20 days with some rain, a wet time to visit the beach.
The driest month in William Bay National Park is January with 0.1cm (0.0inches) of rain and February has the fewest days of rain with 6.6 days with some rain, a quite rainy time to visit the beach.
The most windy month in William Bay National Park is September when the average maximum windspeed is 31KM/H (19MPH) and the average wind speed is 20KM/H (13MPH).
The least windy month in William Bay National Park is April when the average maximum windspeed is 24KM/H (15MPH) and the average wind speed is 13KM/H (8MPH).
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
