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
As December unfolds, the average high-temperature reaches a still moderately hot 29°C (84.2°F), hinting at a slight fluctuation from the previous month. Throughout the month of December, the nighttime temperature dips to an average of 21°C (69.8°F).Heat index
The heat index in December is evaluated at a hot 32°C (89.6°F). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.Heat index determinations are made taking into account the shade and light air movements. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital 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 Santa María Ipalapa is 67%.Rainfall
The month with the least rainfall in Santa María Ipalapa, Mexico, is December, when the rain falls for 3.2 days and typically collects 2mm (0.08") of precipitation.Daylight
The month with the shortest days in Santa María Ipalapa is December, with an average of 11h and 12min of daylight.On the first day of the month, sunrise is at 6:45 am and sunset at 5:57 pm. On the last day of December, sunrise is at 7:00 am and sunset at 6:10 pm CST.
Sunshine
In Santa María Ipalapa, the average sunshine in December is 8.7h.UV index
The months with the lowest UV index in Santa María Ipalapa are January, August, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Santa María Ipalapa in December?
What is the average humidity in December in Santa María Ipalapa?
What is the driest month in Santa María Ipalapa?
How many days does it rain in December in Santa María Ipalapa?
What is the month with the shortest days in Santa María Ipalapa?
What is the average length of the day in December in Santa María Ipalapa?
What time are sunrise and sunset in December in Santa María Ipalapa?
How long on average sun shines in December in Santa María Ipalapa?
What is the month with the lowest UV index in Santa María Ipalapa?
What is the UV index reading in December in Santa María Ipalapa?
Average temperature in December
Santa María Ipalapa, Mexico
- Average high temperature in December: 29°C
The warmest month (with the highest average high temperature) is May (30.9°C).
The month with the lowest average high temperature is January (28.9°C).
- Average low temperature in December: 21°C
The month with the highest average low temperature is May (24.6°C).
The coldest months (with the lowest average low temperature) are January and December (21°C).
Average pressure in December
Santa María Ipalapa, Mexico
- Average pressure in December: 1013.6mbar
The month with the highest atmospheric pressure is January (1014.2mbar).
The month with the lowest atmospheric pressure is May (1011.5mbar).
Average wind speed in December
Santa María Ipalapa, Mexico
- Average wind speed in December: 7.2km/h
The windiest month (with the highest average wind speed) is April (8.9km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).
Average humidity in December
Santa María Ipalapa, Mexico
- Average humidity in December: 67%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is March (63%).
Average rainfall in December
Santa María Ipalapa, Mexico
- Average rainfall in December: 2mm
The wettest month (with the highest rainfall) is September (160mm).
The driest month (with the least rainfall) is December (2mm).
Average rainfall days in December
Santa María Ipalapa, Mexico
- Average rainfall days in December: 3.2 days
The month with the highest number of rainy days is September (27.5 days).
The months with the least rainy days are January and February (3.1 days).
Average daylight in December /
Average sunshine in December
Santa María Ipalapa, Mexico
- Average daylight in December: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in December: 8h and 4min
The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).
Average sunshine days in December
Santa María Ipalapa, Mexico
- Average sunshine days in December: 26 days
The month with the most sunshine days is December (26 days).
The month with the least sunshine days is September (0.9 days).
Average UV index in December
Santa María Ipalapa, Mexico
- Average UV index in December: 6
The months with the highest UV index are February, March, April, May, June, July and September (UV index 7).
The months with the lowest UV index are January, August, October, November and December (UV index 6).
Average cloud cover in December
Santa María Ipalapa, Mexico
- Average cloud cover in December: 9
The month with the most cloud cover is September (Cloud cover 37).
The months with the least cloud cover are February and December (Cloud cover 9).
Average visibility in December
Santa María Ipalapa, Mexico
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
