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
With the onset of December, a modest change to a still pleasant 20.3°C (68.5°F) from November's 20.4°C (68.7°F) is noted in high-temperature. Bernal registers a prominent dip from daytime highs, with an average of 7.7°C (45.9°F) during the nights of December.Humidity
The average relative humidity in December in Bernal, Mexico, is 59%.Rainfall
December is the month with the least rainfall. Rain falls for 2.7 days and accumulates 3mm (0.12") of precipitation.Daylight
With an average of 10h and 54min of daylight, December has the shortest days of the year in Bernal.On the first day of the month, sunrise is at 7:00 am and sunset at 5:57 pm. On the last day of December, sunrise is at 7:16 am and sunset at 6:10 pm CST.
Sunshine
In December, the average sunshine in Bernal is 9.2h.UV index
The months with the lowest UV index are January, August, October through December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 4 in December interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Bernal?
What is the average humidity in December in Bernal?
What is the driest month in Bernal?
How much does it rain in Bernal in December?
What is the month with the shortest days in Bernal?
What is the average length of the day in December in Bernal?
What time are sunrise and sunset in December in Bernal?
How long on average sun shines in December in Bernal?
What are the months with the lowest UV index in Bernal?
What is the UV index reading in December in Bernal?
Average temperature in December
Bernal, Mexico
- Average high temperature in December: 20.3°C
The warmest months (with the highest average high temperature) are April and May (26.3°C).
The month with the lowest average high temperature is January (19.5°C).
- Average low temperature in December: 7.7°C
The month with the highest average low temperature is May (13.8°C).
The coldest month (with the lowest average low temperature) is January (7.1°C).
Average pressure in December
Bernal, Mexico
- Average pressure in December: 1017.8mbar
The month with the highest atmospheric pressure is January (1018.6mbar).
The month with the lowest atmospheric pressure is May (1013.8mbar).
Average wind speed in December
Bernal, Mexico
- Average wind speed in December: 9.1km/h
The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is July (9km/h).
Average humidity in December
Bernal, Mexico
- Average humidity in December: 59%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is April (43%).
Average rainfall in December
Bernal, Mexico
- Average rainfall in December: 3mm
The wettest month (with the highest rainfall) is July (109mm).
The driest month (with the least rainfall) is December (3mm).
Average rainfall days in December
Bernal, Mexico
- Average rainfall days in December: 2.7 days
The month with the highest number of rainy days is July (24.2 days).
The month with the least rainy days is December (2.7 days).
Average daylight in December /
Average sunshine in December
Bernal, Mexico
- Average daylight in December: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in December: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is November (Average sunshine: 8h and 12min).
Average sunshine days in December
Bernal, Mexico
- Average sunshine days in December: 26.3 days
The month with the most sunshine days is December (26.3 days).
The month with the least sunshine days is July (3.2 days).
Average UV index in December
Bernal, Mexico
- Average UV index in December: 4
The month with the highest UV index is April (UV index 6).
The months with the lowest UV index are January, August, October, November and December (UV index 4).
Average cloud cover in December
Bernal, Mexico
- Average cloud cover in December: 13
The months with the most cloud cover are July and September (Cloud cover 44).
The months with the least cloud cover are March, April and December (Cloud cover 13).
Average visibility in December
Bernal, Mexico
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (8km).
