December weather forecast
Rio Hondo, Guatemala

December

Weather in December

The first month of the winter, December, is still a warm month in Rio Hondo, Guatemala, with temperature in the range of an average low of 16.2°C (61.2°F) and an average high of 25.6°C (78.1°F).

Temperature

A minimal variation is noted in Rio Hondo's average high-temperature at the onset of December, reaching a still warm 25.6°C (78.1°F) from November's 26.3°C (79.3°F). Nighttime temperatures in Rio Hondo consistently average an enjoyable 16.2°C (61.2°F) during December.

Humidity

The average relative humidity in December in Rio Hondo is 83%.

Rainfall

In Rio Hondo, Guatemala, in December, it is raining for 9.3 days, with typically 10mm (0.39") of accumulated precipitation. Throughout the year, there are 193.9 rainfall days, and 636mm (25.04") of precipitation is accumulated.

Daylight

December has the shortest days of the year in Rio Hondo, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:08 and sunset at 17:26. On the last day of December, in Rio Hondo, Guatemala, sunrise is at 06:24 and sunset at 17:39 CST.

Sunshine

In December, the average sunshine in Rio Hondo is 6.3h.

UV index

In December, the average daily maximum UV index in Rio Hondo, Guatemala, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What is the temperature in December in Rio Hondo?
The average high-temperature, in December, in Rio Hondo, is 25.6°C (78.1°F), while the average low-temperature is 16.2°C (61.2°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in October is computed to be 33°C (91.4°F).
What is the average humidity in December in Rio Hondo?
In Rio Hondo, the average relative humidity in December is 83%.
How much does it rain in Rio Hondo in December?
In Rio Hondo, Guatemala, in December, during 9.3 rainfall days, 10mm (0.39") of precipitation is typically accumulated.
What is the month with the shortest days in Rio Hondo?
December has the shortest days of the year, with an average of 11h and 18min of daylight.
What is the average length of the day in December in Rio Hondo?
The average day length in December in Rio Hondo, Guatemala, is 11h and 15min.
What time are sunrise and sunset in December in Rio Hondo?
In December, on the first day of the month, sunrise is at 06:08 and sunset at 17:26. On the last day of the month, in Rio Hondo, sunrise is at 06:24 and sunset at 17:39 CST.
How many hours of sunshine does Rio Hondo have in December?
In December, the average sunshine duration in Rio Hondo is 6.3h.
What is the UV index reading in December in Rio Hondo?
The average daily maximum UV index in December in Rio Hondo 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
Rio Hondo, Guatemala
  • Average high temperature in December: 25.6°C

The warmest month (with the highest average high temperature) is April (32.3°C).
The month with the lowest average high temperature is January (25.1°C).

  • Average low temperature in December: 16.2°C

The month with the highest average low temperature is May (20.2°C).
The coldest month (with the lowest average low temperature) is January (15.7°C).

Average pressure in December
Rio Hondo, Guatemala
  • Average pressure in December: 1015.6mbar

The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).

Average wind speed in December
Rio Hondo, Guatemala
  • Average wind speed in December: 7.2km/h

The windiest month (with the highest average wind speed) is January (7.6km/h).
The calmest month (with the lowest average wind speed) is September (5.1km/h).

Average humidity in December
Rio Hondo, Guatemala
  • Average humidity in December: 83%

The months with the highest relative humidity are October and November (84%).
The month with the lowest relative humidity is April (67%).

Average rainfall in December
Rio Hondo, Guatemala
  • Average rainfall in December: 10mm

The wettest month (with the highest rainfall) is June (111mm).
The driest month (with the least rainfall) is March (8mm).

Average rainfall days in December
Rio Hondo, Guatemala
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is June (23.8 days).
The month with the least rainy days is December (9.3 days).

Average daylight in December /
Average sunshine in December
Rio Hondo, 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: 6h and 2min

The month with the most sunshine is April (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in December
Rio Hondo, Guatemala
  • Average sunshine days in December: 14.2 days

The month with the most sunshine days is March (16.3 days).
The month with the least sunshine days is June (3 days).

Average UV index in December
Rio Hondo, Guatemala
  • Average UV index in December: 6

The month with the highest UV index is March (UV index 7).
The months with the lowest UV index are January and November (UV index 5).

Average cloud cover in December
Rio Hondo, Guatemala
  • Average cloud cover in December: 53

The month with the most cloud cover is November (Cloud cover 58).
The month with the least cloud cover is April (Cloud cover 30).

Average visibility in December
Rio Hondo, Guatemala
  • Average visibility in December: 6km

The months with the highest visibility are April and May (9km).
The months with the lowest visibility are July, October, November and December (6km).

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