December weather forecast
Arguello, Argentina

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Arguello, Argentina, with an average temperature ranging between min 17.5°C (63.5°F) and max 29.4°C (84.9°F).

Temperature

The arrival of December brings an average high-temperature of a still moderately hot 29.4°C (84.9°F), subtly diverging from November's 26.9°C (80.4°F). Arguello, during the nights of December, experiences an average temperature drop to an enjoyable 17.5°C (63.5°F).

Heat index

The heat index value during December is appraised at a hot 30°C (86°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to 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

In December, the average relative humidity in Arguello is 52%.

Rainfall

In Arguello, in December, it is raining for 15 days, with typically 60mm (2.36") of accumulated precipitation. In Arguello, Argentina, during the entire year, the rain falls for 114.8 days and collects up to 436mm (17.17") of precipitation.

Snowfall

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

Daylight

December has the longest days of the year, with an average of 14h and 12min of daylight.
On the first day of the month, sunrise is at 06:04 and sunset at 20:07. On the last day of December, in Arguello, sunrise is at 06:15 and sunset at 20:24 -03.

Sunshine

In December, the average sunshine in Arguello is 9.4h.

UV index

The months with the highest UV index are January, February, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 6 suggests these recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.

Frequently asked questions

How hot is it in Arguello in December?
During December, Arguello experiences an average high-temperature of 29.4°C (84.9°F) and a low-temperature of 17.5°C (63.5°F). In December, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 30°C (86°F).
What is the average humidity in December in Arguello?
The average relative humidity in December is 52%.
How much does it rain in Arguello in December?
In Arguello, in December, during 15 rainfall days, 60mm (2.36") of precipitation is typically accumulated.
When it does not snow in Arguello?
January through June, August through December are months without snowfall in Arguello.
When are the longest days in Arguello?
With an average of 14h and 12min of daylight, December has the longest days of the year in Arguello, Argentina.
How many hours of daylight does Arguello have in December?
In Arguello, Argentina, the average day length in December is 14h and 9min.
When are sunrise and sunset in December in Arguello?
In December, on the first day of the month, sunrise is at 06:04 and sunset at 20:07. On the last day of the month, in Arguello, sunrise is at 06:15 and sunset at 20:24 -03.
How long on average sun shines in December in Arguello?
In December, the average sunshine duration in Arguello, Argentina, is 9.4h.
When is the highest UV index in Arguello?
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index reading in December in Arguello?
In Arguello, the average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Arguello, Argentina
  • Average high temperature in December: 29.4°C

The warmest month (with the highest average high temperature) is January (30.5°C).
The month with the lowest average high temperature is July (15.6°C).

  • Average low temperature in December: 17.5°C

The month with the highest average low temperature is January (17.8°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).

Average pressure in December
Arguello, Argentina
  • Average pressure in December: 1009.9mbar

The month with the highest atmospheric pressure is July (1018.9mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).

Average wind speed in December
Arguello, Argentina
  • Average wind speed in December: 12.6km/h

The windiest month (with the highest average wind speed) is November (14km/h).
The calmest month (with the lowest average wind speed) is May (10.6km/h).

Average humidity in December
Arguello, Argentina
  • Average humidity in December: 52%

The month with the highest relative humidity is May (69%).
The month with the lowest relative humidity is August (51%).

Average rainfall in December
Arguello, Argentina
  • Average rainfall in December: 60mm

The wettest month (with the highest rainfall) is November (77mm).
The driest month (with the least rainfall) is July (3mm).

Average rainfall days in December
Arguello, Argentina
  • Average rainfall days in December: 15 days

The months with the highest number of rainy days are November and December (15 days).
The month with the least rainy days is August (2.2 days).

Average snowfall days in December
Arguello, 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
Arguello, Argentina
  • Average daylight in December: 14h and 1min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in December: 9h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is April (Average sunshine: 8h and 36min).

Average sunshine days in December
Arguello, Argentina
  • Average sunshine days in December: 13.1 days

The month with the most sunshine days is August (26.9 days).
The month with the least sunshine days is February (12.1 days).

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

The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 4).

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

The month with the most cloud cover is April (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 14).

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

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

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