December weather forecastZapotitlán de Vadillo, Mexico

December

Weather in December

December, the first month of the winter in Zapotitlán de Vadillo, is also a moderately hot month, with temperature in the range of an average high of 27.7°C (81.9°F) and an average low of 14.8°C (58.6°F).

Temperature

December, with average temperatures reaching a high of 27.7°C (81.9°F) and a low of 14.8°C (58.6°F), is the coldest month.

Heat index

During December, the heat index is computed to be a hot 30°C (86°F). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

In December, the average relative humidity in Zapotitlán de Vadillo is 67%.

Rainfall

In Zapotitlán de Vadillo, in December, it is raining for 4.6 days, with typically 13mm (0.51") of accumulated precipitation. Throughout the year, in Zapotitlán de Vadillo, Mexico, there are 182.3 rainfall days, and 1070mm (42.13") of precipitation is accumulated.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:13 am and sunset at 6:15 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 6:27 pm CST.

Sunshine

The months with the most sunshine in Zapotitlán de Vadillo are March through May and December, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Zapotitlán de Vadillo are February through July, September through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 in December translates into these instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

December stands out as Zapotitlán de Vadillo's coldest month, with temperatures ranging between an average high of 27.7°C (81.9°F) and a low of 14.8°C (58.6°F).

In December, the average high-temperature and low-temperature in Zapotitlán de Vadillo, Mexico, are 27.7°C (81.9°F) and 14.8°C (58.6°F) respectively. In December, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 30°C (86°F).

The average relative humidity in December in Zapotitlán de Vadillo, Mexico, is 67%.

In Zapotitlán de Vadillo, during December, the rain falls for 4.6 days and regularly aggregates up to 13mm (0.51") of precipitation.

The month with the shortest days in Zapotitlán de Vadillo is December, with an average of 11h and 0min of daylight.

In December, the average day length in Zapotitlán de Vadillo, Mexico, is 10h and 59min.

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 6:15 pm. On the last day of the month, in Zapotitlán de Vadillo, sunrise is at 7:29 am and sunset at 6:27 pm CST.

The months with the most sunshine in Zapotitlán de Vadillo, Mexico, are March through May and December, with an average of 9.9h of sunshine.

In Zapotitlán de Vadillo, the average sunshine duration in December is 9.9h.

February through July, September through December, with an average maximum UV index of 6, are months with the highest UV index in Zapotitlán de Vadillo, Mexico.

The average daily maximum UV index in December in Zapotitlán de Vadillo is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

28.5°C

27.7°C

27.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.2km/h

6.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

13.5

24.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Zapotitlán de Vadillo, Mexico

Average high temperature in December: 27.7°C

The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is December (27.7°C).

Average low temperature in December: 14.8°C

The month with the highest average low temperature is June (19.9°C).
The coldest month (with the lowest average low temperature) is January (14.3°C).

Average pressure in December
Zapotitlán de Vadillo, Mexico

Average pressure in December: 1014.2mbar

The month with the highest atmospheric pressure is January (1014.7mbar).
The months with the lowest atmospheric pressure are May and June (1011.6mbar).

Average wind speed in December
Zapotitlán de Vadillo, Mexico

Average wind speed in December: 5.5km/h

The windiest month (with the highest average wind speed) is April (6.6km/h).
The calmest month (with the lowest average wind speed) is July (5km/h).

Average humidity in December
Zapotitlán de Vadillo, Mexico

Average humidity in December: 67%

The month with the highest relative humidity is September (85%).
The month with the lowest relative humidity is April (50%).

Average rainfall in December
Zapotitlán de Vadillo, Mexico

Average rainfall in December: 13mm

The wettest month (with the highest rainfall) is August (234mm).
The driest month (with the least rainfall) is April (4mm).

Average rainfall days in December
Zapotitlán de Vadillo, Mexico

Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is August (30.6 days).
The month with the least rainy days is April (2.8 days).

Average daylight in December /
Average sunshine in December
Zapotitlán de Vadillo, 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: 9h and 54min

The months with the most sunshine are March, April, May and December (Average sunshine: 9h and 54min).
The month with the least sunshine is September (Average sunshine: 8h and 36min).

Average sunshine days in December
Zapotitlán de Vadillo, Mexico

Average sunshine days in December: 24.1 days

The month with the most sunshine days is April (26.3 days).
The month with the least sunshine days is August (0.4 days).

Average UV index in December
Zapotitlán de Vadillo, Mexico

Average UV index in December: 6

The months with the highest UV index are February, March, April, May, June, July, September, October, November and December (UV index 6).
The months with the lowest UV index are January and August (UV index 5).