Annual average weather for Cape Cod Beach, Cape Cod, United States

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Annual Average Weather for Cape Cod Beach, Cape Cod, United States

The annual average maximum daily temperature is 14.3°C (57.8°F) which is a little too chilly for sunbathing. The annual average water temperature is typically 13.1°C (55.6°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea. Annually there are on average 14.6 days of rain per month and 5.7 hours of sun per day.

When is the best time to visit Cape Cod Beach?

The best months to visit Cape Cod Beach are June, July, August, September, 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 July to September when the maximum temperature reaches above 22°C (72°F)

The sea is best for swimming between June and October when the sea temperature is above the average 13°C (56°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Can you sunbathe in Cape Cod Beach year round?

No, you can't sunbathe in Cape Cod Beach 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 July to September when the maximum temperature reaches above 22°C (72°F)

More info about the annual temperatures and sunshine.

Can you swim in Cape Cod Beach year round?

No, you can't swim in Cape Cod Beach all year round.

The warmest sea water temperatures in Cape Cod Beach are found in August when they peak at 24°C (76°F) and lowest in January when they dip to 4°C (40°F).

The sea temperature is above average for swimming between June and October when the sea temperature is above 13°C (56°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

For very comfortable swimming conditions try swimming in the months from July to September when the sea temperature is above 22°C (72°F)

More info about the annual sea temperatures

When is the hottest month in Cape Cod Beach?

The hottest month in Cape Cod Beach is July when the average maximum temperature is very warm and perfect for sunbathing on clear days 26°C (79°F), average temperature is 22°C (71°F) and average minimum temperature is 19°C (65°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Cape Cod Beach?

The coolest month in Cape Cod Beach is January when the average maximum temperature is 3°C (38°F), average temperature is -0°C (31°F) and average minimum temperature is -4°C (26°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Cape Cod Beach?

The sunniest days in Cape Cod Beach are in May which has the most hours of sunshine per day. In May the sunshine percentage is 56% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.4 hours of sunshine per day.

More info about the annual sunshine.

When is the least sunny month in Cape Cod Beach?

December has the least sunshine. In December the sunshine percentage is 35% making it very cloudy and overcast with some periods of sunshine. There are 4.7 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Cape Cod Beach?

The driest month in Cape Cod Beach is August with 6.9cm (2.7inches) of rain and March has the fewest days of rain with 13.2 days with some rain, a pretty wet time to visit the beach.

More info about the annual rainfall

When is the wettest month in Cape Cod Beach?

The wettest month in Cape Cod Beach is April with 13.5cm (5.3inches) of rain and October has the most days of rain with 16.7 days with some rain, a wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Cape Cod Beach?

The coldest sea water temperatures in Cape Cod Beach are found in January when they dip to 4°C (40°F) which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia.

More info about the annual sea temperatures.

When is the sea the warmest in Cape Cod Beach?

The warmest sea water temperatures in Cape Cod Beach are found in August when they peak at 24°C (76°F) which is warm and pleasant for relaxing and swimming for long periods.

More info about the annual sea temperatures.

When is the most humid month in Cape Cod Beach?

The most humid month in Cape Cod Beach is July with a dew point (an indicator of humidity) of 20°C (68°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the least humid month in Cape Cod Beach?

The least humid month in Cape Cod Beach is February with a dew point of -1°C (30°F) which is a bit dry for some.

More info about the annual humidity.

When is the windiest month in Cape Cod Beach?

The most windy month in Cape Cod Beach is March when the average maximum windspeed is 24KM/H (15MPH) and the average wind speed is 13KM/H (8MPH).

More info about the annual wind conditions.

Annual Temperature for Cape Cod Beach

The hottest month in Cape Cod Beach is July when the average maximum temperature is 26°C (79°F), average temperature is 22°C (71°F) and average minimum temperature is 19°C (65°F).

The coolest month in Cape Cod Beach is January when the average maximum temperature is 3°C (3°F), average temperature is -0°C (31°F) and average minimum temperature is -4°C (26°F).

Annual Sunshine for Cape Cod Beach

The longest days in Cape Cod Beach are in June, with an average of 15.2 hours of daylight per day. December has the shortest days with an average of 9.1 hours of daylight per day.

The sunniest days in Cape Cod Beach are in May which has the most hours of sunshine per day. The sunshine percentage is 56% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.4 hours of sunshine per day.

December has the least sunshine. The sunshine percentage is 35% making it very cloudy and overcast with some periods of sunshine. There are 4.7 hours of sunshine per day.

The ultraviolet index is the highest in July when it reaches 9.4 and lowest in December when it reaches 1.4.

An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. 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.

Annual Sea Temperature for Cape Cod Beach

The warmest sea water temperatures in Cape Cod Beach are found in August when they peak at 24°C (76°F) and lowest in January when they dip to 4°C (40°F).

The sea is best for swimming between June and October when the temperature is above 13°C (56°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Annual Rainfall for Cape Cod Beach

The wettest month in Cape Cod Beach is April with 13.5cm (5.3inches) of rain and October has the most days of rain with 16.7 days with some rain, a wet time to visit the beach.

The driest month in Cape Cod Beach is August with 6.9cm (2.7inches) of rain and March has the fewest days of rain with 13.2 days with some rain, a pretty wet time to visit the beach.

Annual Humidity for Cape Cod Beach

The most humid month in Cape Cod Beach is July with a dew point (an indicator of humidity) of 20°C (68°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

The least humid month in Cape Cod Beach is February with a dew point of -1°C (30°F) which is a bit dry for some.

Annual Wind Speed for Cape Cod Beach

The most windy month in Cape Cod Beach is March when the average maximum windspeed is 24KM/H (15MPH) and the average wind speed is 13KM/H (8MPH).

The least windy month in Cape Cod Beach is August when the average maximum windspeed is 18KM/H (11MPH) and the average wind speed is 9KM/H (5MPH).

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