Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The beginning of December records an average high-temperature of a still refreshing 17.6°C (63.7°F), marking a negligible difference from November's 17.4°C (63.3°F). December's average low-temperature reading settles at a chilly 6.5°C (43.7°F).Humidity
The average relative humidity in December is 83%.Rainfall
In San Rafael Petzal, in December, it is raining for 17.4 days, with typically 29mm (1.14") of accumulated precipitation. Throughout the year, in San Rafael Petzal, there are 295.3 rainfall days, and 2656mm (104.57") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 11h and 12min of daylight.On the first day of the month, sunrise is at 06:17 and sunset at 17:34. On the last day of December, in San Rafael Petzal, sunrise is at 06:33 and sunset at 17:46 CST.
Sunshine
In San Rafael Petzal, the average sunshine in December is 7h.UV index
February through May, July, October and December, with an average maximum UV index of 4, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 4 in December leads to these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the average December temperature in San Rafael Petzal?
What is the average humidity in December in San Rafael Petzal?
How much does it rain in San Rafael Petzal in December?
What is the month with the shortest days in San Rafael Petzal?
What is the average length of the day in December in San Rafael Petzal?
When is the sunrise / sunset in December in San Rafael Petzal?
How many hours of sunshine does San Rafael Petzal have in December?
What are the months with the highest UV index in San Rafael Petzal?
What is the UV index reading in December in San Rafael Petzal?
Average temperature in December
San Rafael Petzal, Guatemala
- Average high temperature in December: 17.6°C
The warmest month (with the highest average high temperature) is April (21°C).
The month with the lowest average high temperature is September (16.7°C).
- Average low temperature in December: 6.5°C
The month with the highest average low temperature is June (10.4°C).
The coldest month (with the lowest average low temperature) is January (6°C).
Average pressure in December
San Rafael Petzal, 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 May (1013mbar).
Average wind speed in December
San Rafael Petzal, Guatemala
- Average wind speed in December: 6km/h
The windiest month (with the highest average wind speed) is July (6.5km/h).
The calmest month (with the lowest average wind speed) is May (4.4km/h).
Average humidity in December
San Rafael Petzal, Guatemala
- Average humidity in December: 83%
The month with the highest relative humidity is September (93%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in December
San Rafael Petzal, Guatemala
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is June (521mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in December
San Rafael Petzal, Guatemala
- Average rainfall days in December: 17.4 days
The month with the highest number of rainy days is August (30 days).
The month with the least rainy days is February (16 days).
Average daylight in December /
Average sunshine in December
San Rafael Petzal, Guatemala
- Average daylight in December: 11h and 1min
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 12min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is April (Average sunshine: 9h and 48min).
The months with the least sunshine are June and September (Average sunshine: 5h and 24min).
Average sunshine days in December
San Rafael Petzal, Guatemala
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is December (9.5 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in December
San Rafael Petzal, Guatemala
- Average UV index in December: 4
The months with the highest UV index are February, March, April, May, July, October and December (UV index 4).
The months with the lowest UV index are January, June, August, September and November (UV index 3).
Average cloud cover in December
San Rafael Petzal, Guatemala
- Average cloud cover in December: 51
The months with the most cloud cover are June and September (Cloud cover 75).
The month with the least cloud cover is March (Cloud cover 41).
Average visibility in December
San Rafael Petzal, Guatemala
- Average visibility in December: 6km
The month with the highest visibility is April (8km).
The months with the lowest visibility are September and October (5km).
San Rafael Petzal, Guatemala
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