December weather forecastTepalcatepec, Mexico

December

Weather in December

The first month of the winter, December, is also a hot month in Tepalcatepec, Mexico, with an average temperature varying between 30.2°C (86.4°F) and 15.5°C (59.9°F).

Temperature

December registers an average high-temperature of a still hot 30.2°C (86.4°F), slightly varied from November's 31.1°C (88°F). Tepalcatepec documents a substantial deviation from daytime highs with a consistent low-temperature of 15.5°C (59.9°F) during December nights.

Heat index

The heat index for December is evaluated at a tropical 32°C (89.6°F). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In December, the average relative humidity in Tepalcatepec is 52%.

Rainfall

In Tepalcatepec, during December, the rain falls for 2.8 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, in Tepalcatepec, there are 118.8 rainfall days, and 432mm (17.01") of precipitation is accumulated.

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 7:09 am and sunset at 6:12 pm. On the last day of December, in Tepalcatepec, sunrise is at 7:24 am and sunset at 6:24 pm CST.

Sunshine

The month with the most sunshine in Tepalcatepec, Mexico, is December, with an average of 9.9h of sunshine.

UV index

January, February, June through December, with an average maximum UV index of 6, are months with the lowest UV index in Tepalcatepec. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: During December, 6 as the daily maximum UV index converts into the following advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

The high-temperature in Tepalcatepec during December is 30.2°C (86.4°F) and the low-temperature is 15.5°C (59.9°F). In December, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 32°C (89.6°F).

The average relative humidity in December in Tepalcatepec is 52%.

In December, the rain falls for 2.8 days. Throughout December, 3mm (0.12") of precipitation is accumulated.

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

In Tepalcatepec, the average day length in December is 11h and 0min.

On the first day of December in Tepalcatepec, sunrise is at 7:09 am and sunset at 6:12 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:24 pm CST.

With an average of 9.9h of sunshine, December has the most sunshine of the year in Tepalcatepec, Mexico.

In Tepalcatepec, the average sunshine duration in December is 9.9h.

The months with the lowest UV index in Tepalcatepec, Mexico, are January, February, June through December, with an average maximum UV index of 6.

In Tepalcatepec, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Tepalcatepec, Mexico

  • Average high temperature in December: 30.2°C

The warmest month (with the highest average high temperature) is May (37.8°C).
The month with the lowest average high temperature is January (30.1°C).

  • Average low temperature in December: 15.5°C

The month with the highest average low temperature is May (22°C).
The coldest month (with the lowest average low temperature) is January (15.1°C).

Average pressure in December
Tepalcatepec, Mexico

  • Average pressure in December: 1014.7mbar

The month with the highest atmospheric pressure is January (1015.2mbar).
The month with the lowest atmospheric pressure is May (1011.8mbar).

Average wind speed in December
Tepalcatepec, Mexico

  • Average wind speed in December: 2.9km/h

The windiest month (with the highest average wind speed) is May (4.6km/h).
The calmest months (with the lowest average wind speed) are November and December (2.9km/h).

Average humidity in December
Tepalcatepec, Mexico

  • Average humidity in December: 52%

The month with the highest relative humidity is September (70%).
The month with the lowest relative humidity is April (36%).

Average rainfall in December
Tepalcatepec, Mexico

  • Average rainfall in December: 3mm

The wettest month (with the highest rainfall) is August (80mm).
The driest month (with the least rainfall) is April (2mm).

Average rainfall days in December
Tepalcatepec, Mexico

  • Average rainfall days in December: 2.8 days

The month with the highest number of rainy days is July (21.5 days).
The months with the least rainy days are February and April (2.6 days).

Average daylight in December /
Average sunshine in December
Tepalcatepec, 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 month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 9h and 6min).

Average sunshine days in December
Tepalcatepec, Mexico

  • Average sunshine days in December: 24.8 days

The month with the most sunshine days is April (25.3 days).
The month with the least sunshine days is July (4.3 days).

Average UV index in December
Tepalcatepec, Mexico

  • Average UV index in December: 6

The months with the highest UV index are March, April and May (UV index 7).
The months with the lowest UV index are January, February, June, July, August, September, October, November and December (UV index 6).

Average cloud cover in December
Tepalcatepec, Mexico

  • Average cloud cover in December: 9

The month with the most cloud cover is July (Cloud cover 28).
The month with the least cloud cover is April (Cloud cover 7).

Average visibility in December
Tepalcatepec, Mexico

  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).