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
Weather in December
Temperature
Welcoming December, Reforma notes an average high-temperature of a still warm 27.4°C (81.3°F), nearly consistent with November's 28.1°C (82.6°F). In Reforma, an average nighttime temperature of 17.1°C (62.8°F) is expected during December.Heat index
The average heat index in December is evaluated at a hot 31°C (87.8°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.It is emphasized that the heat index's values are meant for shaded zones with mild winds. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in December in Reforma, Mexico, is 84%.Rainfall
In Reforma, in December, it is raining for 15 days, with typically 80mm (3.15") of accumulated precipitation. Throughout the year, there are 206.7 rainfall days, and 1325mm (52.17") of precipitation is accumulated.Daylight
December has the shortest days of the year in Reforma, with an average of 11h and 6min of daylight.On the first day of December, sunrise is at 6:27 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:48 pm CST.
Sunshine
In December, the average sunshine in Reforma is 6.2h.UV index
In December, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in December interprets into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What are the temperatures in Reforma in December?
What is the average humidity in December in Reforma?
How much does it rain in Reforma in December?
What is the month with the shortest days in Reforma?
How many hours of daylight does Reforma have in December?
When is the sunrise / sunset in December in Reforma?
How many hours of sunshine does Reforma have in December?
What is the UV index reading in December in Reforma?
Average temperature in December
Reforma, Mexico
- Average high temperature in December: 27.4°C
The warmest month (with the highest average high temperature) is April (35.6°C).
The month with the lowest average high temperature is January (26.7°C).
- Average low temperature in December: 17.1°C
The month with the highest average low temperature is May (22.7°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).
Average pressure in December
Reforma, Mexico
- Average pressure in December: 1016.1mbar
The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is May (1011.6mbar).
Average wind speed in December
Reforma, Mexico
- Average wind speed in December: 5.5km/h
The windiest months (with the highest average wind speed) are March and July (6.7km/h).
The calmest months (with the lowest average wind speed) are September and October (4.9km/h).
Average humidity in December
Reforma, Mexico
- Average humidity in December: 84%
The months with the highest relative humidity are September, October and November (85%).
The month with the lowest relative humidity is April (63%).
Average rainfall in December
Reforma, Mexico
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is June (216mm).
The driest month (with the least rainfall) is March (49mm).
Average rainfall days in December
Reforma, Mexico
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is September (23.1 days).
The month with the least rainy days is March (11.8 days).
Average daylight in December /
Average sunshine in December
Reforma, Mexico
- Average daylight in December: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is April (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in December
Reforma, Mexico
- Average sunshine days in December: 14.2 days
The month with the most sunshine days is March (17.7 days).
The month with the least sunshine days is September (6 days).
Average UV index in December
Reforma, Mexico
- Average UV index in December: 6
The months with the highest UV index are March, April, June and July (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in December
Reforma, Mexico
- Average cloud cover in December: 48
The month with the most cloud cover is October (Cloud cover 56).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in December
Reforma, Mexico
- Average visibility in December: 7km
The months with the highest visibility are March, April and May (9km).
The month with the lowest visibility is October (6km).
Reforma, Mexico
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