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 average high-temperature in December, at a still refreshing 17.6°C (63.7°F), reveals a modest deviation from November's 17.4°C (63.3°F). Santa Lucía La Reforma records a steady low-temperature average of 6.5°C (43.7°F) during December.Humidity
In Santa Lucía La Reforma, the average relative humidity in December is 83%.Rainfall
In December, the rain falls for 17.4 days. Throughout December, 29mm (1.14") of precipitation is accumulated. In Santa Lucía La Reforma, during the entire year, the rain falls for 295.3 days and collects up to 2656mm (104.57") of precipitation.Daylight
December has the shortest days of the year in Santa Lucía La Reforma, with an average of 11h and 12min of daylight.On the first day of the month, sunrise is at 06:15 and sunset at 17:33. On the last day of December, sunrise is at 06:30 and sunset at 17:45 CST.
Sunshine
The average sunshine in December in Santa Lucía La Reforma is 7h.UV index
The months with the highest UV index are February through May, July, October and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 4 during December translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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 Santa Lucía La Reforma have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the highest UV index in Santa Lucía La Reforma?
What is the UV index reading in December?
Average temperature in December
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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
Santa Lucía La Reforma, 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).
