December weather forecast
Amazon, Guyana

December

Weather in December

December, the first month of the winter in Amazon, is also a moderately hot month, with an average temperature fluctuating between 22.4°C (72.3°F) and 29.9°C (85.8°F).

Temperature

The start of December sees the average high-temperature at a moderately hot 29.9°C (85.8°F), showing little difference from November's 31.5°C (88.7°F). Amazon, in December, experiences an average temperature of 22.4°C (72.3°F) at night.

Heat index

The heat index for December is computed to be a fiery hot 39°C (102.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', embodies the combination of air temperature and moisture content to illustrate perceived heat. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. 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 crucial for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Amazon, the average relative humidity in December is 84%.

Rainfall

In December, the rain falls for 29.1 days. Throughout December, 138mm (5.43") of precipitation is accumulated. In Amazon, Guyana, during the entire year, the rain falls for 312.9 days and collects up to 1254mm (49.37") of precipitation.

Daylight

The month with the shortest days in Amazon, Guyana, is December, with an average of 11h and 42min of daylight.
On the first day of the month, sunrise is at 05:51 and sunset at 17:35. On the last day of December, sunrise is at 06:06 and sunset at 17:48 -04.

Sunshine

In Amazon, the average sunshine in December is 6.7h.

UV index

January, February, May, June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 during December translates into the following guidance:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

Is it hot in Amazon during December?
December temperatures vary between a high-temperature of 29.9°C (85.8°F) and a low-temperature of 22.4°C (72.3°F). In December, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 39°C (102.2°F).
What is the average humidity in December in Amazon?
In Amazon, the average relative humidity in December is 84%.
How much does it rain in Amazon in December?
In Amazon, during December, the rain falls for 29.1 days and regularly aggregates up to 138mm (5.43") of precipitation.
What is the month with the shortest days in Amazon?
December has the shortest days of the year in Amazon, Guyana, with an average of 11h and 42min of daylight.
What is the average length of the day in December in Amazon?
In Amazon, the average day length in December is 11h and 42min.
When is the sunrise / sunset in December in Amazon?
In December, on the first day of the month, sunrise is at 05:51 and sunset at 17:35. On the last day of the month, sunrise is at 06:06 and sunset at 17:48 -04.
How long on average sun shines in December in Amazon?
The average sunshine duration in December in Amazon is 6.7h.
What are the months with the lowest UV index in Amazon?
January, February, May, June and December, with an average maximum UV index of 6, are months with the lowest UV index in Amazon, Guyana.
How high is the UV index in December in Amazon?
The average daily maximum UV index in December in Amazon, Guyana, is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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 - Amazon, Guyana
Average temperature in December
Amazon, Guyana
  • Average high temperature in December: 29.9°C

The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).

  • Average low temperature in December: 22.4°C

The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in December - Amazon, Guyana
Average pressure in December
Amazon, Guyana
  • Average pressure in December: 1011.4mbar

The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in December - Amazon, Guyana
Average wind speed in December
Amazon, Guyana
  • Average wind speed in December: 6km/h

The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).

Average humidity in December - Amazon, Guyana
Average humidity in December
Amazon, Guyana
  • Average humidity in December: 84%

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).

Average rainfall in December - Amazon, Guyana
Average rainfall in December
Amazon, Guyana
  • Average rainfall in December: 138mm

The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).

Average rainfall days in December - Amazon, Guyana
Average rainfall days in December
Amazon, Guyana
  • Average rainfall days in December: 29.1 days

The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).

Average daylight in December / Average sunshine in December - Amazon, Guyana
Average daylight in December /
Average sunshine in December
Amazon, Guyana
  • Average daylight in December: 11h and 4min

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

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in December - Amazon, Guyana
Average sunshine days in December
Amazon, Guyana
  • Average sunshine days in December: 0.3 days

The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).

Average UV index in December - Amazon, Guyana
Average UV index in December
Amazon, Guyana
  • Average UV index in December: 6

The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).

Average cloud cover in December - Amazon, Guyana
Average cloud cover in December
Amazon, Guyana
  • Average cloud cover in December: 52

The month with the most cloud cover is May (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in December - Amazon, Guyana
Average visibility in December
Amazon, Guyana
  • Average visibility in December: 8km

The months with the highest visibility are March and April (9km).
The months with the lowest visibility are June and July (7km).

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