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
December
Weather in December
Temperature
The commencement of December records an average high-temperature of a still refreshing 17.6°C (63.7°F), barely varying from November's 17.4°C (63.3°F). Barillas records an average nighttime low of 6.5°C (43.7°F) in December.Humidity
In Barillas, the average relative humidity in December is 83%.Rainfall
In Barillas, during December, the rain falls for 17.4 days and regularly aggregates up to 29mm (1.14") of precipitation. In Barillas, Guatemala, during the entire year, the rain falls for 295.3 days and collects up to 2656mm (104.57") of precipitation.Daylight
The month with the shortest days is December, with an average of 11h and 12min of daylight.On the first day of December, sunrise is at 06:16 and sunset at 17:32. On the last day of the month, sunrise is at 06:32 and sunset at 17:44 CST.
Sunshine
In December, the average sunshine in Barillas 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 reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 4 suggests this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Barillas have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the highest UV index in Barillas?
What is the UV index intensity in December?
Average temperature in December
Barillas, 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
Barillas, 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
Barillas, 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
Barillas, 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
Barillas, 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
Barillas, 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
Barillas, Guatemala
- Average daylight in December: 11h and 1min
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: 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
Barillas, 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
Barillas, 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
Barillas, 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
Barillas, 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).
