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Best
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Best
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Best
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Best
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Tan
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Tan
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Sea
17°
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Sea
16°
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Sea
16°
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Sea
17°
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Sea
18°
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Sea
20°
Swim
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Sea
21°
Swim
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Sea
22°
Swim
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Sea
21°
Swim
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Sea
20°
Swim
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Sea
19°
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Sea
17°
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The weather in December is cooler than the previous month and temperatures continue to drop slightly into January. December has average maximum temperatures of 17°C (62°F) which is a little too chilly for sunbathing. The sunshine percentage is 53.4% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.1 hours of sunshine per day. It is not a good time for sunbathing in Cascais.
December has total rainfall of 0.2cm (0.1inches) making it predominantly dry with occasional light showers on very few days. There are just 8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.
Sea temperatures are a chilly 17°C (63°F). December is a little too cold to enjoy swimming in Cascais for prolonged periods of time. The sea temperature in December is marginally cooler than the previous month and temperatures continue to drop slightly into January.
Consider visiting Cascais in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for December.
No, December is not a good time for sunbathing in Cascais.
December has average maximum temperatures of 17°C (62°F) which is a little too chilly for sunbathing. The sunshine percentage is 53.4% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.1 hours of sunshine per day. December has total rainfall of 0.2cm (0.1inches) making it predominantly dry with occasional light showers on very few days. There are just 8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.
More about December temperature and sunshine.
Probably not, December is a little too cold to enjoy swimming in Cascais for prolonged periods of time with the sea water at 17°C (63°F).
More about December sea temperatures.
Probably not, December is not a good time for a holiday in Cascais.
December has average maximum temperatures of 17°C (62°F) which is a little too chilly for sunbathing. The sunshine percentage is 53.4% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.1 hours of sunshine per day. December has total rainfall of 0.2cm (0.1inches) making it predominantly dry with occasional light showers on very few days. There are just 8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. It is not a good time for sunbathing in Cascais. Sea temperatures are a chilly 17°C (63°F). December is a little too cold to enjoy swimming in Cascais for prolonged periods of time.
More about the December temperatures and sunshine.
No, Cascais is a little too chilly for sunbathing in December.
The average maximum temperature in Cascais in December is 17°C (62°F). The average maximum temperature is 19°C (67°) in the previous month and 16°C (61°F) in the next month.
The average temperature in Cascais in December is 13°C (55°F). The average temperature is 15°C (59°F) in the previous month and 12°C (53°F) in the next month.
More info about the December temperatures and sunshine.
The average day light hours per day in Cascais in December are 9.6. The sunshine percentage is 53.4% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.1 hours of sunshine per day.
More about December sunshine.
The weather in December is cooler than the previous month and temperatures continue to drop slightly into January. The average maximum temperature in Cascais in December is 17°C (62°F). The average maximum temperature is 19°C (67°F) in the previous month and 16°C (61°F) in the next month.
The average temperature in Cascais in December is 13°C (55°F). The average temperature is 15°C (59°F) in the previous month and 12°C (53°F) in the next month.
The average minimum temperature in Cascais in December is 9°C (48°F). The minimum temperature is 11°C (52°F) in the previous month and 8°C (47°F) in the next month.
The days in December are slightly shorter than the previous month. December has fewer hours of sunshine than the previous month and hours of sunshine continue to drop slightly into January. During December the average day light hours are 9.6 per day in Cascais. The sunshine percentage is 53.4% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.1 hours of sunshine per day.
The ultraviolet index in Cascais in December is typically 2.3 during December. 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.
The average sea water temperature in Cascais in December is 17.3°C (63.1°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. The sea temperature in December is marginally cooler than the previous month and temperatures continue to drop slightly into January.
December weather is slightly drier than the previous month. December has fewer days of rain than the previous month. The average total rainfall in Cascais in December is 0.2cm (0.1inches) and on average there are 8 rainy days in December making it a quite rainy time to visit the beach.
The maximum dew point (an indicator of humidity) in Cascais in December is 12°C (53°F) which is very comfortable. The dew point is 13°C (56°F) in the previous month and 11°C (11°F) in the next month.
The average maximum relative humidity in Cascais in December is typically 93.6%. The maximum relative humidity is 92.7% in the previous month and 95.3% in the next month.
The average relative humidity in Cascais in December is typically 78.5%. The average relative humidity is 76.2% in the previous month and 80.1% in the next month.
The average maximum wind speed in Cascais in December is typically 26KM/H (16MPH). The average maximum wind speed is 25KM/H (16MPH) in the previous month and 24KM/H (15MPH) in the next month.
The average wind speed in Cascais in December is typically 14KM/H (9MPH). The average wind speed is 13KM/H (8MPH) in the previous month and 13KM/H (8MPH) in the next month.
The average wind direction in Cascais in December is from the North.
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.
