December weather forecast
Samayac, Guatemala

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Weather in December

December, the first month of the winter in Samayac, is still a warm month, with an average temperature ranging between min 17.6°C (63.7°F) and max 29.5°C (85.1°F).

Temperature

Samayac's average high-temperature in December is a still moderately hot 29.5°C (85.1°F), indicating a subtle variation from November. During the month of December, an average low-temperature of 17.6°C (63.7°F) is recorded in Samayac.

Heat index

In December, the heat index is appraised at a hot 32°C (89.6°F). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The average relative humidity in December is 63%.

Rainfall

In Samayac, in December, it is raining for 7.6 days, with typically 17mm (0.67") of accumulated precipitation. In Samayac, during the entire year, the rain falls for 222.8 days and collects up to 1491mm (58.7") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:15 and sunset at 17:34. On the last day of December, sunrise is at 06:30 and sunset at 17:47 CST.

Sunshine

In December, the average sunshine is 7.5h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. January through 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 hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot is December in Samayac?

In December, in Samayac, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 17.6°C (63.7°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in December is appraised at 32°C (89.6°F).

What is the average humidity in December in Samayac?

In Samayac, Guatemala, the average relative humidity in December is 63%.

How much does it rain in Samayac in December?

In Samayac, Guatemala, during December, the rain falls for 7.6 days and regularly aggregates up to 17mm (0.67") of precipitation.

What is the month with the shortest days in Samayac?

With an average of 11h and 18min of daylight, December has the shortest days of the year in Samayac.

How many hours of daylight does Samayac have in December?

In December, the average day length in Samayac is 11h and 17min.

What time are sunrise and sunset in December in Samayac?

On the first day of December in Samayac, sunrise is at 06:15 and sunset at 17:34. On the last day of the month, sunrise is at 06:30 and sunset at 17:47 CST.

How many hours of sunshine does Samayac have in December?

In December, the average sunshine duration in Samayac, Guatemala, is 7.5h.

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

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

What is the month with the lowest UV index in Samayac?

January through December, with an average maximum UV index of 6, are months with the lowest UV index in Samayac, Guatemala.

How high is the UV index in December in Samayac?

In December, the average daily maximum UV index in Samayac, Guatemala, is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Samayac, Guatemala

Average temperature in December - Samayac, Guatemala
  • Average high temperature in December: 29.5°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is September (28.5°C).

  • Average low temperature in December: 17.6°C

The month with the highest average low temperature is May (20.5°C).
The coldest month (with the lowest average low temperature) is December (17.6°C).

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Average pressure in December
Samayac, Guatemala

Average pressure in December - Samayac, Guatemala
  • Average pressure in December: 1013.9mbar

The month with the highest atmospheric pressure is January (1014.5mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).

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Average wind speed in December
Samayac, Guatemala

Average wind speed in December - Samayac, Guatemala
  • Average wind speed in December: 6.4km/h

The windiest month (with the highest average wind speed) is March (6.6km/h).
The calmest month (with the lowest average wind speed) is May (5.1km/h).

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Average humidity in December
Samayac, Guatemala

Average humidity in December - Samayac, Guatemala
  • Average humidity in December: 63%

The months with the highest relative humidity are September and October (79%).
The months with the lowest relative humidity are January, February and March (59%).

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Average rainfall in December
Samayac, Guatemala

Average rainfall in December - Samayac, Guatemala
  • Average rainfall in December: 17mm

The wettest month (with the highest rainfall) is May (274mm).
The driest months (with the least rainfall) are January and February (7mm).

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Average rainfall days in December
Samayac, Guatemala

Average rainfall days in December - Samayac, Guatemala
  • Average rainfall days in December: 7.6 days

The month with the highest number of rainy days is September (27.5 days).
The month with the least rainy days is January (4.8 days).

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Average daylight in December /
Average sunshine in December
Samayac, Guatemala

Average daylight in December / Average sunshine in December - Samayac, Guatemala
  • Average daylight in December: 11h and 2min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in December: 7h and 3min

The months with the most sunshine are April and July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

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Average sunshine days in December
Samayac, Guatemala

Average sunshine days in December - Samayac, Guatemala
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is September (1.5 days).

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Average UV index in December
Samayac, Guatemala

Average UV index in December - Samayac, Guatemala
  • Average UV index in December: 6

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

Average cloud cover in December - Samayac, Guatemala
  • Average cloud cover in December: 13

The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 12).

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Average visibility in December
Samayac, Guatemala

Average visibility in December - Samayac, Guatemala
  • Average visibility in December: 10km

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

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Samayac, Guatemala

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