December weather forecastChahal, Guatemala
December
Weather in December
The first month of the winter, December, is still a warm month in Chahal, Guatemala, with an average temperature varying between 25.6°C (78.1°F) and 17°C (62.6°F).Temperature
December's presence marks an average high-temperature of a still warm 25.6°C (78.1°F), subtly varied from November's 26.5°C (79.7°F). During the nights in December, Chahal observes an average low-temperature of 17°C (62.6°F).Humidity
In Chahal, Guatemala, the average relative humidity in December is 88%.Rainfall
In Chahal, during December, the rain falls for 18.4 days and regularly aggregates up to 50mm (1.97") of precipitation. In Chahal, during the entire year, the rain falls for 260.2 days and collects up to 1135mm (44.69") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 12min of daylight.On the first day of December, sunrise is at 06:10 and sunset at 17:25. On the last day of the month, sunrise is at 06:25 and sunset at 17:38 CST.
Sunshine
In Chahal, the average sunshine in December is 4.8h.UV index
The months with the lowest UV index in Chahal are January, October through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 5 in December transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Chahal, Guatemala
- Average high temperature in December: 25.6°C
The warmest month (with the highest average high temperature) is April (32.8°C).
The month with the lowest average high temperature is January (25.4°C).
- Average low temperature in December: 17°C
The month with the highest average low temperature is June (21.5°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).
Average pressure in December
Chahal, Guatemala
- Average pressure in December: 1016.4mbar
The month with the highest atmospheric pressure is January (1017.4mbar).
The month with the lowest atmospheric pressure is September (1012mbar).
Average wind speed in December
Chahal, Guatemala
- Average wind speed in December: 4.4km/h
The windiest month (with the highest average wind speed) is April (6.3km/h).
The calmest month (with the lowest average wind speed) is October (4.2km/h).
Average humidity in December
Chahal, Guatemala
- Average humidity in December: 88%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Chahal, Guatemala
- Average rainfall in December: 50mm
The wettest month (with the highest rainfall) is October (171mm).
The driest month (with the least rainfall) is February (33mm).
Average rainfall days in December
Chahal, Guatemala
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is September (27.9 days).
The month with the least rainy days is February (14.9 days).
Average daylight in December /
Average sunshine in December
Chahal, Guatemala
- Average daylight in December: 11h and 12min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in December: 4h and 48min
The month with the most sunshine is April (Average sunshine: 9h and 42min).
The months with the least sunshine are January and November (Average sunshine: 4h and 24min).
Average sunshine days in December
Chahal, Guatemala
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is March (11.7 days).
The month with the least sunshine days is September (1.4 days).
Average UV index in December
Chahal, Guatemala
- Average UV index in December: 5
The months with the highest UV index are March, April and June (UV index 7).
The months with the lowest UV index are January, October, November and December (UV index 5).
Average cloud cover in December
Chahal, Guatemala
- Average cloud cover in December: 67
The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 42).
Average visibility in December
Chahal, Guatemala
- Average visibility in December: 6km
The month with the highest visibility is April (8km).
The months with the lowest visibility are January, February, September, October, November and December (6km).





