December weather forecast
Guayaguayare, Trinidad and Tobago

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Weather in December

December brings a truly tropical winter experience to Guayaguayare. With the average maximum temperature dropping to 28.7°C (83.7°F), it's the coldest month following January. Nevertheless, temperatures are far from the chilly extremities, ensuring a warm winter for inhabitants. The holiday season sees the island adorned in festive decorations, despite a marginal increase in rainfall. It's indeed the perfect time to enjoy a sunny beach Christmas in the Caribbean.

Temperature

The start of December in Guayaguayare, Trinidad and Tobago, marks an average high-temperature of a still moderately hot 28.7°C (83.7°F), hardly distinguishable from the conditions in November. Nighttime temperature sees a small decrement from daytime highs, dipping to an average of 25.4°C (77.7°F) during December.

Heat index

The heat index in December is appraised at a tropical 34°C (93.2°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Given the heat index, its values are aligned with shaded sites and gentle winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The months with the highest humidity are July, November and December, with an average relative humidity of 78%.

Rainfall

In Guayaguayare, during December, the rain falls for 16.6 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, there are 202.6 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 06:06 and sunset at 17:40. On the last day of the month, sunrise is at 06:21 and sunset at 17:53 AST.

Sunshine

The month with the least sunshine in Guayaguayare is December, with an average of 6.7h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In December, the average maximum UV index of 7 translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

How hot does it get in Guayaguayare in December?

During December, Guayaguayare experiences an average high-temperature of 28.7°C (83.7°F) and a low-temperature of 25.4°C (77.7°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in December is appraised at 34°C (93.2°F).

What is the most humid month in Guayaguayare?

The months with the highest humidity in Guayaguayare, Trinidad and Tobago, are July, November and December, with an average relative humidity of 78%.

What is the average humidity in December in Guayaguayare?

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

How many days does it rain in December in Guayaguayare?

In Guayaguayare, Trinidad and Tobago, in December, it is raining for 16.6 days, with typically 48mm (1.89") of accumulated precipitation.

What is the month with the shortest days in Guayaguayare?

The month with the shortest days is December, with an average of 11h and 30min of daylight.

What is the average length of the day in December in Guayaguayare?

The average day length in December is 11h and 32min.

When are sunrise and sunset in December in Guayaguayare?

On the first day of December, sunrise is at 06:06 and sunset at 17:40. On the last day of the month, sunrise is at 06:21 and sunset at 17:53 AST.

What is the month with the least sunshine in Guayaguayare?

With an average of 6.7h of sunshine, December has the least sunshine of the year in Guayaguayare.

How long on average sun shines in December in Guayaguayare?

The average sunshine duration in December is 6.7h.

What is the month with the highest UV index in Guayaguayare?

The months with the highest UV index are January through December, with an average maximum UV index of 7.

What are the months with the lowest UV index in Guayaguayare?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Guayaguayare, Trinidad and Tobago.

What is the UV index intensity in December in Guayaguayare?

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 temperature in December
Guayaguayare, Trinidad and Tobago

Average temperature in December - Guayaguayare, Trinidad and Tobago
  • Average high temperature in December: 28.7°C

The warmest month (with the highest average high temperature) is September (30.5°C).
The month with the lowest average high temperature is January (28.2°C).

  • Average low temperature in December: 25.4°C

The months with the highest average low temperature are September and October (26.5°C).
The coldest month (with the lowest average low temperature) is February (24.7°C).

Average pressure in December
Guayaguayare, Trinidad and Tobago

Average pressure in December - Guayaguayare, Trinidad and Tobago
  • Average pressure in December: 1012.1mbar

The month with the highest atmospheric pressure is June (1013.7mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).

Average wind speed in December
Guayaguayare, Trinidad and Tobago

Average wind speed in December - Guayaguayare, Trinidad and Tobago
  • Average wind speed in December: 15.6km/h

The windiest month (with the highest average wind speed) is May (17km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).

Average humidity in December
Guayaguayare, Trinidad and Tobago

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

The months with the highest relative humidity are July, November and December (78%).
The months with the lowest relative humidity are March and April (74%).

Average rainfall in December
Guayaguayare, Trinidad and Tobago

Average rainfall in December - Guayaguayare, Trinidad and Tobago
  • Average rainfall in December: 48mm

The wettest month (with the highest rainfall) is August (97mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in December
Guayaguayare, Trinidad and Tobago

Average rainfall days in December - Guayaguayare, Trinidad and Tobago
  • Average rainfall days in December: 16.6 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is April (11.6 days).

Average daylight in December /
Average sunshine in December
Guayaguayare, Trinidad and Tobago

Average daylight in December / Average sunshine in December - Guayaguayare, 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 months with the most sunshine are August and September (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in December
Guayaguayare, Trinidad and Tobago

Average sunshine days in December - Guayaguayare, Trinidad and Tobago
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is July (5.6 days).

Average UV index in December
Guayaguayare, Trinidad and Tobago

Average UV index in December - Guayaguayare, 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
Guayaguayare, Trinidad and Tobago

Average cloud cover in December - Guayaguayare, Trinidad and Tobago
  • Average cloud cover in December: 38

The month with the most cloud cover is June (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility in December
Guayaguayare, Trinidad and Tobago

Average visibility in December - Guayaguayare, 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).

Guayaguayare, Trinidad and Tobago

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