December weather forecast
Santa Rosa, Curaçao

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Weather in December

The final month of the year, December, in Santa Rosa, Curaçao ushers in a decline in several weather parameters. The temperatures finally relax from their summer-time peak to touch a more moderate 26.7°C (80.1°F). Though the precipitation decreases substantially from November's highs, the 91mm (3.58") collected still categorize December as a wet month. Lower daylight hours mimic the global season of winter, even though Santa Rosa does not experience a traditional winter season. As the year wraps up, Santa Rosa's weather remains windy and relatively humid, maintaining uniform patterns compared to its previous months.

Temperature

December's average high-temperature in Santa Rosa is a still moderately hot 27.7°C (81.9°F), maintaining a close comparison with November's 28.7°C (83.7°F). The temperature during December sees a subtle transition from day to night, averaging a low of 26.7°C (80.1°F).

Heat index

In December, the heat index is computed to be a hot 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The months with the lowest humidity are October through December, with an average relative humidity of 78%.

Rainfall

In Santa Rosa, in December, it is raining for 23.8 days, with typically 91mm (3.58") of accumulated precipitation. In Santa Rosa, Curaçao, during the entire year, the rain falls for 220.5 days and collects up to 653mm (25.71") of precipitation.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year.
On the first day of December in Santa Rosa, sunrise is at 06:40 and sunset at 18:08. On the last day of the month, sunrise is at 06:55 and sunset at 18:21 AST.

Sunshine

March, April and December, with an average of 8.5h of sunshine, are months with the least sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, a daily maximum UV index of 7 leads to the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What is the temperature in December in Santa Rosa?

The average high-temperature and low-temperature in Santa Rosa, Curaçao, during December are 27.7°C (81.9°F) and 26.7°C (80.1°F) respectively. In December, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 31°C (87.8°F).

What are the least humid months in Santa Rosa?

The months with the lowest humidity in Santa Rosa, Curaçao, are October through December, with an average relative humidity of 78%.

What is the average humidity in December in Santa Rosa?

In Santa Rosa, the average relative humidity in December is 78%.

How many days does it rain in December in Santa Rosa?

In Santa Rosa, Curaçao, during December, the rain falls for 23.8 days and regularly aggregates up to 91mm (3.58") of precipitation.

What is the month with the shortest days in Santa Rosa?

With an average of 11h and 24min of daylight, December has the shortest days of the year in Santa Rosa, Curaçao.

What is the average length of the day in December in Santa Rosa?

In December, the average day length in Santa Rosa, Curaçao, is 11h and 26min.

When is the sunrise / sunset in December in Santa Rosa?

On the first day of December in Santa Rosa, Curaçao, sunrise is at 06:40 and sunset at 18:08. On the last day of the month, sunrise is at 06:55 and sunset at 18:21 AST.

What are the months with the least sunshine in Santa Rosa?

March, April and December, with an average of 8.5h of sunshine, are months with the least sunshine in Santa Rosa, Curaçao.

How long on average sun shines in December in Santa Rosa?

The average sunshine duration in December is 8.5h.

What are the months with the highest UV index in Santa Rosa?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Santa Rosa, Curaçao.

What are the months with the lowest UV index in Santa Rosa?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Santa Rosa, Curaçao.

What is the UV index reading in December in Santa Rosa?

In December, the average daily maximum UV index in Santa Rosa is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in December
Santa Rosa, Curaçao

Average temperature in December - Santa Rosa, Curaçao
  • Average high temperature in December: 27.7°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.4°C).

  • Average low temperature in December: 26.7°C

The month with the highest average low temperature is September (28.3°C).
The coldest month (with the lowest average low temperature) is February (25.9°C).

Average pressure in December
Santa Rosa, Curaçao

Average pressure in December - Santa Rosa, Curaçao
  • Average pressure in December: 1011.9mbar

The month with the highest atmospheric pressure is January (1013.1mbar).
The months with the lowest atmospheric pressure are October and November (1010.1mbar).

Average wind speed in December
Santa Rosa, Curaçao

Average wind speed in December - Santa Rosa, Curaçao
  • Average wind speed in December: 30.1km/h

The windiest month (with the highest average wind speed) is June (34.1km/h).
The calmest month (with the lowest average wind speed) is November (24.6km/h).

Average humidity in December
Santa Rosa, Curaçao

Average humidity in December - Santa Rosa, Curaçao
  • Average humidity in December: 78%

The month with the highest relative humidity is May (83%).
The months with the lowest relative humidity are October, November and December (78%).

Average rainfall in December
Santa Rosa, Curaçao

Average rainfall in December - Santa Rosa, Curaçao
  • Average rainfall in December: 91mm

The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is February (25mm).

Average rainfall days in December
Santa Rosa, Curaçao

Average rainfall days in December - Santa Rosa, Curaçao
  • Average rainfall days in December: 23.8 days

The month with the highest number of rainy days is November (24.7 days).
The month with the least rainy days is April (13.9 days).

Average daylight in December /
Average sunshine in December
Santa Rosa, Curaçao

Average daylight in December / Average sunshine in December - Santa Rosa, Curaçao
  • Average daylight in December: 11h and 2min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in December: 8h and 3min

The months with the most sunshine are August and September (Average sunshine: 9h and 30min).
The months with the least sunshine are March, April and December (Average sunshine: 8h and 30min).

Average sunshine days in December
Santa Rosa, Curaçao

Average sunshine days in December - Santa Rosa, Curaçao
  • Average sunshine days in December: 4.6 days

The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is November (3.7 days).

Average UV index in December
Santa Rosa, Curaçao

Average UV index in December - Santa Rosa, Curaçao
  • Average UV index in December: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in December
Santa Rosa, Curaçao

Average cloud cover in December - Santa Rosa, Curaçao
  • Average cloud cover in December: 39

The months with the most cloud cover are March and April (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 24).

Average visibility in December
Santa Rosa, Curaçao

Average visibility in December - Santa Rosa, Curaçao
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Santa Rosa, Curaçao

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