December weather forecast
Jacala, Mexico

December

Weather in December

December, the first month of the winter in Jacala, is also an agreeable month, with an average temperature ranging between min 12.5°C (54.5°F) and max 22.8°C (73°F).

Temperature

Jacala in December witnesses an average high-temperature of a pleasant 22.8°C (73°F), indicating a slight variation from November's 23.5°C (74.3°F). The temperature lowers to an average of 12.5°C (54.5°F) during December nights.

Humidity

In December, the average relative humidity in Jacala is 79%.

Rainfall

December is the month with the least rainfall in Jacala, Mexico. Rain falls for 11.9 days and accumulates 20mm (0.79") of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 6:57 am and sunset at 5:54 pm. On the last day of December, in Jacala, sunrise is at 7:13 am and sunset at 6:06 pm CST.

Sunshine

In Jacala, the average sunshine in December is 6.8h.

UV index

January, February, October through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 5 during December morphs into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What are the temperatures in Jacala in December?
During December, Jacala experiences an average high-temperature of 22.8°C (73°F) and a low-temperature of 12.5°C (54.5°F). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 34°C (93.2°F).
What is the average humidity in December in Jacala?
The average relative humidity in December in Jacala, Mexico, is 79%.
What is the driest month in Jacala?
The month with the least rainfall is December, when the rain falls for 11.9 days and typically collects 20mm (0.79") of precipitation.
How much does it rain in Jacala in December?
In Jacala, Mexico, in December, during 11.9 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
What is the month with the shortest days in Jacala?
December has the shortest days of the year, with an average of 10h and 54min of daylight.
How many hours of daylight does Jacala have in December?
In December, the average day length in Jacala, Mexico, is 10h and 53min.
What time are sunrise and sunset in December in Jacala?
On the first day of December in Jacala, sunrise is at 6:57 am and sunset at 5:54 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:06 pm CST.
How long on average sun shines in December in Jacala?
In December, the average sunshine duration in Jacala, Mexico, is 6.8h.
What are the months with the lowest UV index in Jacala?
The months with the lowest UV index in Jacala are January, February, October through December, with an average maximum UV index of 5.
How high is the UV index in December in Jacala?
The average daily maximum UV index in December in Jacala is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Jacala, Mexico
Average temperature in December
Jacala, Mexico
  • Average high temperature in December: 22.8°C

The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is January (21.8°C).

  • Average low temperature in December: 12.5°C

The month with the highest average low temperature is June (19.3°C).
The coldest month (with the lowest average low temperature) is January (10.9°C).

Average pressure in December - Jacala, Mexico
Average pressure in December
Jacala, Mexico
  • Average pressure in December: 1018mbar

The month with the highest atmospheric pressure is January (1019.3mbar).
The month with the lowest atmospheric pressure is May (1013mbar).

Average wind speed in December - Jacala, Mexico
Average wind speed in December
Jacala, Mexico
  • Average wind speed in December: 5km/h

The windiest month (with the highest average wind speed) is April (6.6km/h).
The calmest month (with the lowest average wind speed) is November (4.8km/h).

Average humidity in December - Jacala, Mexico
Average humidity in December
Jacala, Mexico
  • Average humidity in December: 79%

The month with the highest relative humidity is September (83%).
The month with the lowest relative humidity is April (67%).

Average rainfall in December - Jacala, Mexico
Average rainfall in December
Jacala, Mexico
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is September (98mm).
The driest month (with the least rainfall) is December (20mm).

Average rainfall days in December - Jacala, Mexico
Average rainfall days in December
Jacala, Mexico
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is September (22.5 days).
The month with the least rainy days is February (10.6 days).

Average daylight in December / Average sunshine in December - Jacala, Mexico
Average daylight in December /
Average sunshine in December
Jacala, Mexico
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).

Average sunshine days in December - Jacala, Mexico
Average sunshine days in December
Jacala, Mexico
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is January (17 days).
The month with the least sunshine days is September (6.5 days).

Average UV index in December - Jacala, Mexico
Average UV index in December
Jacala, Mexico
  • Average UV index in December: 5

The months with the highest UV index are March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 5).

Average cloud cover in December - Jacala, Mexico
Average cloud cover in December
Jacala, Mexico
  • Average cloud cover in December: 37

The month with the most cloud cover is September (Cloud cover 47).
The month with the least cloud cover is April (Cloud cover 30).

Average visibility in December - Jacala, Mexico
Average visibility in December
Jacala, Mexico
  • Average visibility in December: 8km

The month with the highest visibility is April (9km).
The months with the lowest visibility are July and September (7km).

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