December weather forecast and climate
Guanna, Colombia

Weather in December

December, the first month of the winter, in Guanna, is still a warm month, with average temperature fluctuating between 29.1°C (84.4°F) and 18.2°C (64.8°F).

Temperature

In December, the average high-temperature is essentially the same as in November - a still warm 29.1°C (84.4°F). In Guanna, the average low-temperature is 18.2°C (64.8°F).

Heat index

The average heat index in December is evaluated at a hot 32.8°C (91°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, clothing, pregnancy), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in December is 69%.

Rainfall

In Guanna, Colombia, during 16.4 rainfall days, 50mm (1.97") of precipitation is typically accumulated. In Guanna, during the entire year, the rain falls for 269.6 days and collects up to 1529mm (60.2") of precipitation.

Daylight

Months with the shortest days in Guanna are January, November and December, with an average of 11.7h of daylight.

Sunshine

In December, the average sunshine is 8.2h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. Months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in December in Guanna?

The average high-temperature, in December, in Guanna, is 29.1°C (84.4°F), while the average low-temperature is 18.2°C (64.8°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), that combines air temperature and relative humidity, in December is appraised at 32.8°C (91°F).

What is the average humidity in December in Guanna?

In December, the average relative humidity in Guanna is 69%.

How many days does it rain in December in Guanna?

In Guanna, during December, the rain falls for 16.4 days and regularly aggregates up to 50mm (1.97") of precipitation.

What is the month with the shortest days in Guanna?

January, November and December, with an average of 11.7h of daylight, are months with the shortest days in Guanna, Colombia.

How many hours of daylight does Guanna have in December?

The average length of the day in December in Guanna, Colombia, is 11.7h.

How long on average sun shines in December in Guanna?

In December, the average sunshine is 8.2h.

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

Months with the highest UV index are January through December, with an average maximum UV index of 6.

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

Months with the lowest UV index in Guanna are January through December, with an average maximum UV index of 6.

What is the UV index intensity in December in Guanna?

In December, the average daily maximum UV index in Guanna, Colombia, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.

Average temperature in December
Guanna, Colombia

Average temperature in December - Guanna, Colombia
  • Average high temperature in December: 29.1°C

The warmest month (with the highest average high temperature) is February (30.5°C).
Months with the lowest average high temperature are October and November (28.1°C).

  • Average low temperature in December: 18.2°C

Months with the highest average low temperature are March and April (19.6°C).
The coldest month (with the lowest average low temperature) is January (18°C).

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Average pressure in December
Guanna, Colombia

Average pressure in December - Guanna, Colombia
  • Average pressure in December: 1010.9mbar

Months with the highest atmospheric pressure are January and June (1011.3mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).

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Average wind speed in December
Guanna, Colombia

Average wind speed in December - Guanna, Colombia
  • Average wind speed in December: 5km/h

The windiest months (with the highest average wind speed) are January and February (5.5km/h).
The calmest months (with the lowest average wind speed) are May and October (4km/h).

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Average humidity in December
Guanna, Colombia

Average humidity in December - Guanna, Colombia
  • Average humidity in December: 69%

The month with the highest relative humidity is November (77%).
Months with the lowest relative humidity are January and February (63%).

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Average rainfall in December
Guanna, Colombia

Average rainfall in December - Guanna, Colombia
  • Average rainfall in December: 50mm

The wettest month (with the highest rainfall) is October (249mm).
The driest month (with the least rainfall) is January (28mm).

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Average rainfall days in December
Guanna, Colombia

Average rainfall days in December - Guanna, Colombia
  • Average rainfall days in December: 16.4 days

The month with the highest number of rainy days is May (27.4 days).
The month with the least rainy days is January (13.3 days).

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Average daylight in December /
Average sunshine in December
Guanna, Colombia

Average daylight in December / Average sunshine in December - Guanna, Colombia
  • Average daylight in December: 11.7h

Months with the longest days are June and July (Average daylight: 12.6h).
Months with the shortest days are January, November and December (Average daylight: 11.7h).

  • Average sunshine in December: 8.2h

The month with the most sunshine is August (Average sunshine: 11.3h).
The month with the least sunshine is January (Average sunshine: 7.3h).

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Average sunshine days in December
Guanna, Colombia

Average sunshine days in December - Guanna, Colombia
  • Average sunshine days in December: 12.3 days

The month with the most sunshine days is January (13.6 days).
The month with the least sunshine days is May (2 days).

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Average UV index in December
Guanna, Colombia

Average UV index in December - Guanna, Colombia
  • Average UV index in December: 6

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

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Average cloud cover in December
Guanna, Colombia

Average cloud cover in December - Guanna, Colombia
  • Average cloud cover in December: 24

Months with the most cloud cover are May and October (Cloud cover 39).
The month with the least cloud cover is January (Cloud cover 21).

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Average visibility in December
Guanna, Colombia

Average visibility in December - Guanna, Colombia
  • Average visibility in December: 10km

Months with the highest visibility are January, February, March and December (10km).
Months with the lowest visibility are April, May, June, July, August, September, October and November (9km).

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