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
A minor adjustment in El Castillo's average high-temperature is noted with the start of December, touching a still comfortable 19.3°C (66.7°F) from November's 19.5°C (67.1°F). El Castillo's nights in December cool down to an average low-temperature of 11.1°C (52°F).Humidity
In December, the average relative humidity is 78%.Rainfall
December is the month with the least rainfall. Rain falls for 13.8 days and accumulates 18mm (0.71") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 0min of daylight.On the first day of the month, sunrise is at 6:45 am and sunset at 5:47 pm. On the last day of December, in El Castillo, sunrise is at 7:01 am and sunset at 6:00 pm CST.
Sunshine
In El Castillo, the average sunshine in December is 6.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 4 in December leads to these guidelines:
Make use of precautions - It is urged to ward off sun damage. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does El Castillo have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
El Castillo, Mexico
- Average high temperature in December: 19.3°C
The warmest months (with the highest average high temperature) are April and May (24.8°C).
The month with the lowest average high temperature is January (18.1°C).
- Average low temperature in December: 11.1°C
The month with the highest average low temperature is May (16°C).
The coldest month (with the lowest average low temperature) is January (9.9°C).
Average pressure in December
El Castillo, Mexico
- Average pressure in December: 1017.9mbar
The month with the highest atmospheric pressure is January (1019.1mbar).
The month with the lowest atmospheric pressure is May (1013.1mbar).
Average wind speed in December
El Castillo, Mexico
- Average wind speed in December: 7.5km/h
The windiest month (with the highest average wind speed) is April (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in December
El Castillo, Mexico
- Average humidity in December: 78%
The month with the highest relative humidity is September (85%).
The month with the lowest relative humidity is April (70%).
Average rainfall in December
El Castillo, Mexico
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is June (199mm).
The driest month (with the least rainfall) is December (18mm).
Average rainfall days in December
El Castillo, Mexico
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is June (26.8 days).
The month with the least rainy days is December (13.8 days).
Average daylight in December /
Average sunshine in December
El Castillo, Mexico
- Average daylight in December: 11h and 0min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is May (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in December
El Castillo, Mexico
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is December (13.2 days).
The month with the least sunshine days is June (1.5 days).
Average UV index in December
El Castillo, Mexico
- Average UV index in December: 4
The months with the highest UV index are March, April, May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in December
El Castillo, Mexico
- Average cloud cover in December: 34
The month with the most cloud cover is September (Cloud cover 47).
The month with the least cloud cover is April (Cloud cover 28).
Average visibility in December
El Castillo, Mexico
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July and August (9km).
The months with the lowest visibility are September, October, November and December (8km).
