December weather forecast
Altamirano, Argentina

December

Weather in December

December, the first month of the summer in Altamirano, is still a warm month, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 16.2°C (61.2°F).

Temperature

In Altamirano, the average high-temperature in December slightly rises, from a moderately hot 25°C (77°F) in November, to a still warm 29.3°C (84.7°F). December in Altamirano is characterized by a distinct thermal shift, with nighttime lows averaging at a comfortable 16.2°C (61.2°F).

Heat index

December's heat index is calculated to be a hot 32°C (89.6°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', arises from combining readings of air temperature and relative moisture content. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

The average relative humidity in December in Altamirano is 60%.

Rainfall

In Altamirano, in December, it is raining for 9.3 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, there are 101 rainfall days, and 529mm (20.83") of precipitation is accumulated.

Snowfall

January through June, August through December are months without snowfall.

Daylight

With an average of 14h and 30min of daylight, December has the longest days of the year in Altamirano.
On the first day of December, sunrise is at 05:30 and sunset at 19:53. On the last day of the month, sunrise is at 05:40 and sunset at 20:10 -03.

Sunshine

With an average of 11.1h of sunshine, December has the most sunshine of the year.

UV index

The months with the highest UV index in Altamirano are January through March and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during December translates into the following directions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot is December in Altamirano?
In December, in Altamirano, the average high-temperature is 29.3°C (84.7°F), and the average low-temperature is 16.2°C (61.2°F). In December, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 32°C (89.6°F).
What is the average humidity in December in Altamirano?
The average relative humidity in December in Altamirano is 60%.
How much does it rain in Altamirano in December?
In Altamirano, Argentina, in December, during 9.3 rainfall days, 51mm (2.01") of precipitation is typically accumulated.
When it does not snow in Altamirano?
In Altamirano, Argentina, snow does not fall in January through June, August through December.
When are the longest days in Altamirano?
With an average of 14h and 30min of daylight, December has the longest days of the year.
What is the average length of the day in December in Altamirano?
The average day length in December is 14h and 30min.
When are sunrise and sunset in December in Altamirano?
On the first day of December, sunrise is at 05:30 and sunset at 19:53. On the last day of the month, sunrise is at 05:40 and sunset at 20:10 -03.
What month has the most sunshine in Altamirano?
The month with the most sunshine is December, with an average of 11.1h of sunshine.
How many hours of sunshine does Altamirano have in December?
The average sunshine duration in December in Altamirano is 11.1h.
What are the months with the highest UV index in Altamirano?
January through March and December, with an average maximum UV index of 6, are months with the highest UV index in Altamirano, Argentina.
How high is the UV index in December in Altamirano?
In Altamirano, Argentina, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Altamirano, Argentina
  • Average high temperature in December: 29.3°C

The warmest month (with the highest average high temperature) is January (31.3°C).
The month with the lowest average high temperature is July (13.6°C).

  • Average low temperature in December: 16.2°C

The month with the highest average low temperature is January (18.3°C).
The coldest month (with the lowest average low temperature) is July (6.6°C).

Average pressure in December
Altamirano, Argentina
  • Average pressure in December: 1011.1mbar

The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1011.1mbar).

Average wind speed in December
Altamirano, Argentina
  • Average wind speed in December: 14.2km/h

The windiest month (with the highest average wind speed) is September (15.5km/h).
The calmest month (with the lowest average wind speed) is May (13.1km/h).

Average humidity in December
Altamirano, Argentina
  • Average humidity in December: 60%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (56%).

Average rainfall in December
Altamirano, Argentina
  • Average rainfall in December: 51mm

The wettest month (with the highest rainfall) is October (69mm).
The driest month (with the least rainfall) is January (30mm).

Average rainfall days in December
Altamirano, Argentina
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is October (10.4 days).
The month with the least rainy days is June (6.8 days).

Average snowfall days in December
Altamirano, Argentina
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is July (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Altamirano, Argentina
  • Average daylight in December: 14h and 3min

The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).

  • Average sunshine in December: 11h and 1min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

Average sunshine days in December
Altamirano, Argentina
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is June (22.2 days).
The month with the least sunshine days is February (18.3 days).

Average UV index in December
Altamirano, Argentina
  • Average UV index in December: 6

The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).

Average cloud cover in December
Altamirano, Argentina
  • Average cloud cover in December: 20

The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 18).

Average visibility in December
Altamirano, Argentina
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).

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