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 Antonio la Isla marks the start of December with an average high-temperature of a still enjoyable 17.6°C (63.7°F), hinting at a slight fluctuation from November's 17.8°C (64°F). A noticeable downturn in temperature characterizes the December nights in San Antonio la Isla, averaging at a wintry 5.4°C (41.7°F).Humidity
In December, the average relative humidity in San Antonio la Isla, Mexico, is 65%.Rainfall
The month with the least rainfall in San Antonio la Isla is December, when the rain falls for 6.1 days and typically collects 8mm (0.31") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 0min of daylight.On the first day of December in San Antonio la Isla, sunrise is at 6:55 am and sunset at 5:59 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:11 pm CST.
Sunshine
In San Antonio la Isla, the average sunshine in December is 9.3h.UV index
In December, the average daily maximum UV index in San Antonio la Isla is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the UV index of 4 transforms into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the temperature in December in San Antonio la Isla?
What is the average humidity in December in San Antonio la Isla?
What is the driest month in San Antonio la Isla?
How much does it rain in San Antonio la Isla in December?
What is the month with the shortest days in San Antonio la Isla?
How many hours of daylight does San Antonio la Isla have in December?
When is the sunrise / sunset in December in San Antonio la Isla?
How many hours of sunshine does San Antonio la Isla have in December?
How high is the UV index in December in San Antonio la Isla?
Average temperature in December
San Antonio la Isla, Mexico
- Average high temperature in December: 17.6°C
The warmest month (with the highest average high temperature) is April (22.8°C).
The month with the lowest average high temperature is January (17.2°C).
- Average low temperature in December: 5.4°C
The month with the highest average low temperature is May (10.8°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).
Average pressure in December
San Antonio la Isla, Mexico
- Average pressure in December: 1017.2mbar
The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is May (1013.7mbar).
Average wind speed in December
San Antonio la Isla, Mexico
- Average wind speed in December: 5.6km/h
The windiest months (with the highest average wind speed) are March and April (6.8km/h).
The calmest month (with the lowest average wind speed) is July (4.4km/h).
Average humidity in December
San Antonio la Isla, Mexico
- Average humidity in December: 65%
The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (47%).
Average rainfall in December
San Antonio la Isla, Mexico
- Average rainfall in December: 8mm
The wettest month (with the highest rainfall) is July (301mm).
The driest month (with the least rainfall) is December (8mm).
Average rainfall days in December
San Antonio la Isla, Mexico
- Average rainfall days in December: 6.1 days
The month with the highest number of rainy days is August (30.8 days).
The month with the least rainy days is January (5.8 days).
Average daylight in December /
Average sunshine in December
San Antonio la Isla, Mexico
- Average daylight in December: 11h and 0min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in December: 9h and 2min
The month with the most sunshine is March (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).
Average sunshine days in December
San Antonio la Isla, Mexico
- Average sunshine days in December: 21.6 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is August (0.1 days).
Average UV index in December
San Antonio la Isla, Mexico
- Average UV index in December: 4
The months with the highest UV index are March and April (UV index 5).
The months with the lowest UV index are September and October (UV index 3).
Average cloud cover in December
San Antonio la Isla, Mexico
- Average cloud cover in December: 13
The month with the most cloud cover is September (Cloud cover 46).
The month with the least cloud cover is March (Cloud cover 12).
Average visibility in December
San Antonio la Isla, Mexico
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May and December (10km).
The month with the lowest visibility is September (7km).
San Antonio la Isla, Mexico
Weather forecast for your location
2. Allow the app to use your location
