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
San Andrés Yaá marks the onset of December with an average high-temperature of a still pleasant 20.8°C (69.4°F), subtly divergent from November's 20.6°C (69.1°F). The December nights in San Andrés Yaá bear witness to a significant drop from the daytime highs, settling at an average temperature of 8.7°C (47.7°F).Humidity
In San Andrés Yaá, the average relative humidity in December is 75%.Rainfall
December is the month with the least rainfall in San Andrés Yaá. Rain falls for 7.5 days and accumulates 5mm (0.2") of precipitation.Daylight
With an average of 11h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:38 am and sunset at 5:48 pm. On the last day of December, in San Andrés Yaá, sunrise is at 6:54 am and sunset at 6:01 pm CST.
Sunshine
In San Andrés Yaá, the average sunshine in December is 8.1h.UV index
January, October through December, with an average maximum UV index of 4, are months with the lowest UV index in San Andrés Yaá. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in December translates into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the usual temperature for San Andrés Yaá in December?
What is the average humidity in December in San Andrés Yaá?
What is the driest month in San Andrés Yaá?
How much does it rain in San Andrés Yaá in December?
What is the month with the shortest days in San Andrés Yaá?
What is the average length of the day in December in San Andrés Yaá?
When are sunrise and sunset in December in San Andrés Yaá?
How long on average sun shines in December in San Andrés Yaá?
What is the month with the lowest UV index in San Andrés Yaá?
What is the UV index reading in December in San Andrés Yaá?
Average temperature in December
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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 6min).
- Average sunshine in December: 8h and 1min
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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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
San Andrés Yaá, 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).
San Andrés Yaá, Mexico
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