Weather in Cape Cod, United States in January

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Visiting Cape Cod, United States in January

The weather in January is noticeably cooler than the previous month. January has average maximum temperatures of 3°C (38°F) which is too cold for sunbathing. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.2 hours of sunshine per day. It is not a good time for sunbathing in Cape Cod.

January has total rainfall of 8.2cm (3.2inches) making it mostly dry with only intermittent light showers. There are only 14.1 days with some rainfall so you can still enjoy the beach on the majority of days.

Sea temperatures are a cold 4°C (40°F). January is too cold for swimming in Cape Cod for any length of time, unless you have a wetsuit. The sea temperature in January is noticeably colder than the previous month.

Consider visiting Cape Cod in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for January.

Can you sunbathe in Cape Cod in January?

No, January is not a good time for sunbathing in Cape Cod.

January has average maximum temperatures of 3°C (38°F) which is too cold for sunbathing. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.2 hours of sunshine per day. January has total rainfall of 8.2cm (3.2inches) making it mostly dry with only intermittent light showers. There are only 14.1 days with some rainfall so you can still enjoy the beach on the majority of days.

More about January temperature and sunshine.

Can you swim in Cape Cod in January?

No, January is too cold for swimming in Cape Cod for any length of time, with the sea water at 4°C (40°F), unless you have a wetsuit.

More about January sea temperatures.

Is January a good time to holiday in Cape Cod?

No, January is not a good time for a holiday in Cape Cod.

January has average maximum temperatures of 3°C (38°F) which is too cold for sunbathing. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.2 hours of sunshine per day. January has total rainfall of 8.2cm (3.2inches) making it mostly dry with only intermittent light showers. There are only 14.1 days with some rainfall so you can still enjoy the beach on the majority of days. It is not a good time for sunbathing in Cape Cod. Sea temperatures are a cold 4°C (40°F). January is too cold for swimming in Cape Cod for any length of time, unless you have a wetsuit.

More about the January temperatures and sunshine.

Is Cape Cod warm in January?

No, Cape Cod is too cold for sunbathing in January.

The average maximum temperature in Cape Cod in January is 3°C (38°F). The average maximum temperature is 7°C (44°) in the previous month and 4°C (39°F) in the next month.

The average temperature in Cape Cod in January is -0°C (31°F). The average temperature is 3°C (37°F) in the previous month and 0°C (32°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Cape Cod in January?

The average day light hours per day in Cape Cod in January are 9.5. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.2 hours of sunshine per day.

More about January sunshine.

Temperature in Cape Cod in January

The weather in January is noticeably cooler than the previous month. The average maximum temperature in Cape Cod in January is 3°C (38°F). The average maximum temperature is 7°C (44°F) in the previous month and 4°C (39°F) in the next month.

The average temperature in Cape Cod in January is -0°C (31°F). The average temperature is 3°C (37°F) in the previous month and 0°C (32°F) in the next month.

The average minimum temperature in Cape Cod in January is -4°C (25°F). The minimum temperature is -1°C (31°F) in the previous month and -4°C (26°F) in the next month.

Sunshine in Cape Cod in January

The days in January are marginally longer than the previous month and the days continue to get a bit longer into February. January has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise into February. During January the average day light hours are 9.5 per day in Cape Cod. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.2 hours of sunshine per day.

The ultraviolet index in Cape Cod in January is typically 1.6 during January. An ultraviolet index reading of 0 to 2 indicates low danger from the sun's UV rays for the average person. Most people will be able to spend several hours in the sun with out a problem, however unprotected skin risks burning in less than 1 hour. Wear sunglasses on bright days. Only those that burn easily will need to apply sunscreen. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Cape Cod in January

The average sea water temperature in Cape Cod in January is 4.4°C (39.9°F) which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia. The sea temperature in January is noticeably colder than the previous month.

Rainfall in Cape Cod in January

January weather is slightly drier than the previous month. January has a couple of less days of rain than the previous month and rainy days continue to drop slightly into February. The average total rainfall in Cape Cod in January is 8.2cm (3.2inches) and on average there are 14.1 rainy days in January making it a pretty wet time to visit the beach.

Humidity in Cape Cod in January

The maximum dew point (an indicator of humidity) in Cape Cod in January is -1°C (30°F) which is a bit dry for some. The dew point is 3°C (37°F) in the previous month and -1°C (-1°F) in the next month.

The average maximum relative humidity in Cape Cod in January is typically 86.1%. The maximum relative humidity is 87.3% in the previous month and 84.8% in the next month.

The average relative humidity in Cape Cod in January is typically 71.7%. The average relative humidity is 73.8% in the previous month and 69.4% in the next month.

Wind Speed in Cape Cod in January

The average maximum wind speed in Cape Cod in January is typically 27KM/H (17MPH). The average maximum wind speed is 27KM/H (17MPH) in the previous month and 27KM/H (17MPH) in the next month.

The average wind speed in Cape Cod in January is typically 15KM/H (9MPH). The average wind speed is 15KM/H (9MPH) in the previous month and 15KM/H (9MPH) in the next month.

The average wind direction in Cape Cod in January is from the West-Northwest.

Monthly Averages

Suggested Beaches in January

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.