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
Siltepec signifies an average high-temperature of a still warm 24°C (75.2°F) in December, closely mirroring the 24.2°C (75.6°F) of November. Siltepec in December observes a substantial swing from the daily highs, with average nighttime temperatures of 11.9°C (53.4°F).Humidity
In December, the average relative humidity is 76%.Rainfall
The month with the least rainfall in Siltepec is December, when the rain falls for 7.1 days and typically collects 10mm (0.39") of precipitation.Daylight
December has the shortest days of the year in Siltepec, Mexico, with an average of 11h and 12min of daylight.On the first day of the month, sunrise is at 6:20 am and sunset at 5:36 pm. On the last day of December, sunrise is at 6:35 am and sunset at 5:49 pm CST.
Sunshine
In Siltepec, the average sunshine in December is 7.5h.UV index
The months with the lowest UV index in Siltepec are January, February, August through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in December leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Siltepec?
What is the average humidity in December in Siltepec?
What is the driest month in Siltepec?
How much does it rain in Siltepec in December?
What is the month with the shortest days in Siltepec?
What is the average length of the day in December in Siltepec?
What time are sunrise and sunset in December in Siltepec?
How many hours of sunshine does Siltepec have in December?
What is the month with the lowest UV index in Siltepec?
How high is the UV index in December in Siltepec?
Average temperature in December
Siltepec, Mexico
- Average high temperature in December: 24°C
The warmest month (with the highest average high temperature) is April (29.6°C).
The month with the lowest average high temperature is January (23.7°C).
- Average low temperature in December: 11.9°C
The month with the highest average low temperature is May (17.1°C).
The coldest month (with the lowest average low temperature) is January (11.4°C).
Average pressure in December
Siltepec, Mexico
- Average pressure in December: 1015.9mbar
The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).
Average wind speed in December
Siltepec, Mexico
- Average wind speed in December: 5.8km/h
The windiest month (with the highest average wind speed) is July (6.6km/h).
The calmest month (with the lowest average wind speed) is September (4km/h).
Average humidity in December
Siltepec, Mexico
- Average humidity in December: 76%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is April (63%).
Average rainfall in December
Siltepec, Mexico
- Average rainfall in December: 10mm
The wettest month (with the highest rainfall) is June (242mm).
The driest month (with the least rainfall) is December (10mm).
Average rainfall days in December
Siltepec, Mexico
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is September (26.9 days).
The month with the least rainy days is December (7.1 days).
Average daylight in December /
Average sunshine in December
Siltepec, Mexico
- Average daylight in December: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in December: 7h and 3min
The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 6min).
Average sunshine days in December
Siltepec, Mexico
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is December (18.8 days).
The month with the least sunshine days is September (2.1 days).
Average UV index in December
Siltepec, Mexico
- Average UV index in December: 5
The months with the highest UV index are March, April, May, June and July (UV index 6).
The months with the lowest UV index are January, February, August, September, October, November and December (UV index 5).
Average cloud cover in December
Siltepec, Mexico
- Average cloud cover in December: 23
The month with the most cloud cover is September (Cloud cover 45).
The month with the least cloud cover is March (Cloud cover 19).
Average visibility in December
Siltepec, Mexico
- Average visibility in December: 9km
The months with the highest visibility are March and April (10km).
The months with the lowest visibility are August, September, October and November (8km).
