December weather forecast
Cumuto, Trinidad and Tobago

December

Weather in December

Welcoming the end of the year, December is fairly dry with a decrease in rainfall rates from November to 44mm (1.73"). It also showcases an increase in wind speed from November, averaging to 17.1km/h (10.6mph). A festive atmosphere prevails during December, with a slight chill in the air but overall pleasant conditions. The Average temperature ranges from 25.5°C (77.9°F) to 28.5°C (83.3°F), making for an excellent weather profile. With December, the year closes on a pleasant note with cool, dry, and amiable weather that sets the stage for the festive months ahead.

Temperature

November's transformation into December witnesses an average high-temperature of a still warm 28.5°C (83.3°F), noting a minor change from the preceding month. Cumuto, during December nights, witnesses an average temperature marginally cooler than its daytime highs, at a still moderately hot 25.5°C (77.9°F).

Heat index

December's average heat index is evaluated at a tropical 33°C (91.4°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Cumuto, during December, the rain falls for 18.3 days and regularly aggregates up to 44mm (1.73") of precipitation. In Cumuto, during the entire year, the rain falls for 194.8 days and collects up to 640mm (25.2") of precipitation.

Daylight

December has the shortest days of the year, with an average of 11h and 30min of daylight.
On the first day of the month, sunrise is at 06:07 and sunset at 17:40. On the last day of December, sunrise is at 06:22 and sunset at 17:53 AST.

Sunshine

The month with the least sunshine in Cumuto is December, with an average of 6.7h of 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 in Cumuto, Trinidad and Tobago, are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 7 suggests these recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

How hot does it get in Cumuto in December?
The high-temperature in Cumuto, Trinidad and Tobago, during December is 28.5°C (83.3°F) and the low-temperature is 25.5°C (77.9°F). In December, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 33°C (91.4°F).
What is the average humidity in December in Cumuto?
The average relative humidity in December is 78%.
How much does it rain in Cumuto in December?
In Cumuto, in December, it is raining for 18.3 days, with typically 44mm (1.73") of accumulated precipitation.
What is the month with the shortest days in Cumuto?
December has the shortest days of the year in Cumuto, with an average of 11h and 30min of daylight.
What is the average length of the day in December in Cumuto?
The average day length in December is 11h and 31min.
When is the sunrise / sunset in December in Cumuto?
On the first day of December in Cumuto, Trinidad and Tobago, sunrise is at 06:07 and sunset at 17:40. On the last day of the month, sunrise is at 06:22 and sunset at 17:53 AST.
What is the month with the least sunshine in Cumuto?
December has the least sunshine of the year in Cumuto, Trinidad and Tobago, with an average of 6.7h of sunshine.
How many hours of sunshine does Cumuto have in December?
In December, the average sunshine duration in Cumuto, Trinidad and Tobago, is 6.7h.
When is the highest UV index in Cumuto?
The months with the highest UV index in Cumuto, Trinidad and Tobago, are January through December, with an average maximum UV index of 7.
What are the months with the lowest UV index in Cumuto?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Cumuto.
What is the UV index intensity in December in Cumuto?
In Cumuto, Trinidad and Tobago, the average daily maximum UV index in December is 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Cumuto, Trinidad and Tobago
Average temperature in December
Cumuto, Trinidad and Tobago
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is September (30.1°C).
The month with the lowest average high temperature is January (27.9°C).

  • Average low temperature in December: 25.5°C

The month with the highest average low temperature is October (26.6°C).
The coldest months (with the lowest average low temperature) are January and February (24.8°C).

Average pressure in December - Cumuto, Trinidad and Tobago
Average pressure in December
Cumuto, Trinidad and Tobago
  • Average pressure in December: 1012.3mbar

The month with the highest atmospheric pressure is June (1013.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).

Average wind speed in December - Cumuto, Trinidad and Tobago
Average wind speed in December
Cumuto, Trinidad and Tobago
  • Average wind speed in December: 17.1km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (13.6km/h).

Average humidity in December - Cumuto, Trinidad and Tobago
Average humidity in December
Cumuto, Trinidad and Tobago
  • Average humidity in December: 78%

The month with the highest relative humidity is July (79%).
The months with the lowest relative humidity are February, March and April (75%).

Average rainfall in December - Cumuto, Trinidad and Tobago
Average rainfall in December
Cumuto, Trinidad and Tobago
  • Average rainfall in December: 44mm

The wettest month (with the highest rainfall) is October (115mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in December - Cumuto, Trinidad and Tobago
Average rainfall days in December
Cumuto, Trinidad and Tobago
  • Average rainfall days in December: 18.3 days

The month with the highest number of rainy days is August (22.2 days).
The months with the least rainy days are February and April (10.3 days).

Average daylight in December / Average sunshine in December - Cumuto, Trinidad and Tobago
Average daylight in December /
Average sunshine in December
Cumuto, Trinidad and Tobago
  • Average daylight in December: 11h and 3min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in December - Cumuto, Trinidad and Tobago
Average sunshine days in December
Cumuto, Trinidad and Tobago
  • Average sunshine days in December: 8.7 days

The months with the most sunshine days are March and April (15.9 days).
The month with the least sunshine days is August (6.8 days).

Average UV index in December - Cumuto, Trinidad and Tobago
Average UV index in December
Cumuto, Trinidad and Tobago
  • 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 - Cumuto, Trinidad and Tobago
Average cloud cover in December
Cumuto, Trinidad and Tobago
  • Average cloud cover in December: 38

The month with the most cloud cover is June (Cloud cover 40).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility in December - Cumuto, Trinidad and Tobago
Average visibility in December
Cumuto, Trinidad and Tobago
  • 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).

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