December weather forecast
San Martín Chiquito, Guatemala

December

Weather in December

December, the first month of the winter in San Martín Chiquito, is still a pleasant month, with temperature in the range of an average high of 21.7°C (71.1°F) and an average low of 10.4°C (50.7°F).

Temperature

The weather during December records an average high-temperature of a still agreeable 21.7°C (71.1°F), closely mirroring the preceding month. In San Martín Chiquito, the December nights cool down to an average low of 10.4°C (50.7°F).

Humidity

In December, the average relative humidity is 75%.

Rainfall

In December, the rain falls for 12.8 days. Throughout December, 19mm (0.75") of precipitation is accumulated. In San Martín Chiquito, during the entire year, the rain falls for 263.6 days and collects up to 2061mm (81.14") of precipitation.

Daylight

The month with the shortest days in San Martín Chiquito is December, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:16 and sunset at 17:35. On the last day of December, in San Martín Chiquito, sunrise is at 06:31 and sunset at 17:48 CST.

Sunshine

The average sunshine in December is 7.5h.

UV index

January through October and December, with an average maximum UV index of 5, are months with the highest UV index in San Martín Chiquito, Guatemala. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 5 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

What is the temperature in December in San Martín Chiquito?
During December, San Martín Chiquito experiences an average high-temperature of 21.7°C (71.1°F) and a low-temperature of 10.4°C (50.7°F).
What is the average humidity in December in San Martín Chiquito?
In December, the average relative humidity in San Martín Chiquito, Guatemala, is 75%.
How much does it rain in San Martín Chiquito in December?
In San Martín Chiquito, in December, it is raining for 12.8 days, with typically 19mm (0.75") of accumulated precipitation.
What is the month with the shortest days in San Martín Chiquito?
The month with the shortest days is December, with an average of 11h and 18min of daylight.
How many hours of daylight does San Martín Chiquito have in December?
The average day length in December is 11h and 16min.
What time are sunrise and sunset in December in San Martín Chiquito?
In December, on the first day of the month, sunrise is at 06:16 and sunset at 17:35. On the last day of the month, in San Martín Chiquito, Guatemala, sunrise is at 06:31 and sunset at 17:48 CST.
How many hours of sunshine does San Martín Chiquito have in December?
The average sunshine duration in December is 7.5h.
What is the month with the highest UV index in San Martín Chiquito?
The months with the highest UV index are January through October and December, with an average maximum UV index of 5.
What is the UV index intensity in December in San Martín Chiquito?
In San Martín Chiquito, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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 - San Martín Chiquito, Guatemala
Average temperature in December
San Martín Chiquito, Guatemala
  • Average high temperature in December: 21.7°C

The warmest month (with the highest average high temperature) is April (23.8°C).
The month with the lowest average high temperature is October (20.7°C).

  • Average low temperature in December: 10.4°C

The month with the highest average low temperature is May (14.3°C).
The coldest month (with the lowest average low temperature) is January (10.2°C).

Average pressure in December - San Martín Chiquito, Guatemala
Average pressure in December
San Martín Chiquito, Guatemala
  • Average pressure in December: 1014.7mbar

The month with the highest atmospheric pressure is January (1015.3mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).

Average wind speed in December - San Martín Chiquito, Guatemala
Average wind speed in December
San Martín Chiquito, Guatemala
  • Average wind speed in December: 6km/h

The windiest month (with the highest average wind speed) is January (6.1km/h).
The calmest month (with the lowest average wind speed) is May (4.1km/h).

Average humidity in December - San Martín Chiquito, Guatemala
Average humidity in December
San Martín Chiquito, Guatemala
  • Average humidity in December: 75%

The month with the highest relative humidity is September (87%).
The month with the lowest relative humidity is March (69%).

Average rainfall in December - San Martín Chiquito, Guatemala
Average rainfall in December
San Martín Chiquito, Guatemala
  • Average rainfall in December: 19mm

The wettest month (with the highest rainfall) is May (372mm).
The driest month (with the least rainfall) is January (14mm).

Average rainfall days in December - San Martín Chiquito, Guatemala
Average rainfall days in December
San Martín Chiquito, Guatemala
  • Average rainfall days in December: 12.8 days

The months with the highest number of rainy days are June and October (29.2 days).
The month with the least rainy days is February (10.8 days).

Average daylight in December / Average sunshine in December - San Martín Chiquito, Guatemala
Average daylight in December /
Average sunshine in December
San Martín Chiquito, 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 month with the most sunshine is April (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 12min).

Average sunshine days in December - San Martín Chiquito, Guatemala
Average sunshine days in December
San Martín Chiquito, Guatemala
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is December (13.5 days).
The month with the least sunshine days is October (0.5 days).

Average UV index in December - San Martín Chiquito, Guatemala
Average UV index in December
San Martín Chiquito, Guatemala
  • Average UV index in December: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 5).
The month with the lowest UV index is November (UV index 4).

Average cloud cover in December - San Martín Chiquito, Guatemala
Average cloud cover in December
San Martín Chiquito, Guatemala
  • Average cloud cover in December: 21

The month with the most cloud cover is June (Cloud cover 51).
The months with the least cloud cover are January and February (Cloud cover 19).

Average visibility in December - San Martín Chiquito, Guatemala
Average visibility in December
San Martín Chiquito, Guatemala
  • Average visibility in December: 9km

The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are May, June, August, September and October (8km).

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