December weather forecastSantiago Comaltepec, Mexico
December
Weather in December
December, the first month of the winter in Santiago Comaltepec, is also an agreeable month, with an average temperature fluctuating between 20.8°C (69.4°F) and 8.7°C (47.7°F).Temperature
December welcomes an average high-temperature of a still agreeable 20.8°C (69.4°F), not much different from the preceding month. Santiago Comaltepec, in the heat of December, registers a significant plunge to a mean of 8.7°C (47.7°F) during the nights.Humidity
In Santiago Comaltepec, the average relative humidity in December is 75%.Rainfall
The month with the least rainfall is December, when the rain falls for 7.5 days and typically collects 5mm (0.2") of precipitation.Daylight
The month with the shortest days in Santiago Comaltepec, Mexico, is December, with an average of 11h and 6min of daylight.On the first day of December, sunrise is at 6:40 am and sunset at 5:50 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:02 pm CST.
Sunshine
The average sunshine in December is 8.1h.UV index
The months with the lowest UV index are January, October through December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 4 in December leads to these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Santiago Comaltepec, Mexico
- Average high temperature in December: 20.8°C
The warmest month (with the highest average high temperature) is April (26.8°C).
The month with the lowest average high temperature is November (20.6°C).
- Average low temperature in December: 8.7°C
The month with the highest average low temperature is June (13.3°C).
The coldest month (with the lowest average low temperature) is January (7.8°C).
Average pressure in December
Santiago Comaltepec, Mexico
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is January (1017.1mbar).
The month with the lowest atmospheric pressure is May (1012.9mbar).
Average wind speed in December
Santiago Comaltepec, Mexico
- Average wind speed in December: 6.5km/h
The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest months (with the lowest average wind speed) are May and June (5.3km/h).
Average humidity in December
Santiago Comaltepec, Mexico
- Average humidity in December: 75%
The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (62%).
Average rainfall in December
Santiago Comaltepec, Mexico
- Average rainfall in December: 5mm
The wettest month (with the highest rainfall) is June (203mm).
The driest month (with the least rainfall) is December (5mm).
Average rainfall days in December
Santiago Comaltepec, Mexico
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is September (28.8 days).
The month with the least rainy days is February (7 days).
Average daylight in December /
Average sunshine in December
Santiago Comaltepec, Mexico
- Average daylight in December: 11h and 6min
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: 8h and 6min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days in December
Santiago Comaltepec, Mexico
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is September (0.4 days).
Average UV index in December
Santiago Comaltepec, Mexico
- Average UV index in December: 4
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, October, November and December (UV index 4).
Average cloud cover in December
Santiago Comaltepec, Mexico
- Average cloud cover in December: 28
The month with the most cloud cover is September (Cloud cover 54).
The month with the least cloud cover is March (Cloud cover 21).
Average visibility in December
Santiago Comaltepec, Mexico
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April and May (9km).
The months with the lowest visibility are July, August, September, October and November (7km).
