December weather forecast
Placilla, Chile

December

Weather in December

December, the first month of the summer in Placilla, is also a moderately hot month, with temperature in the range of an average low of 11.4°C (52.5°F) and an average high of 29.7°C (85.5°F).

Temperature

The transition into December notes an average high-temperature of a still warm 29.7°C (85.5°F), revealing a mild distinction from the 27.1°C (80.8°F) in November. Placilla's average nighttime temperature descends significantly from the day's peak in December, settling at a cool 11.4°C (52.5°F).

Heat index

December's average heat index is estimated at a hot 30°C (86°F). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

In Placilla, the average relative humidity in December is 46%.

Rainfall

December is the last month it rains. During 1.4 rainfall days, in December, Placilla aggregates 4mm (0.16") of precipitation. Throughout the year, in Placilla, there are 48.3 rainfall days, and 349mm (13.74") of precipitation is accumulated.

Daylight

December has the longest days of the year in Placilla, with an average of 14h and 24min of daylight.
On the first day of December in Placilla, Chile, sunrise is at 06:24 and sunset at 20:43. On the last day of the month, sunrise is at 06:34 and sunset at 21:00 -03.

Sunshine

In Placilla, the average sunshine in December is 9.7h.

UV index

January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 6 in December translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

How hot is it in Placilla in December?
In December, the average high-temperature and low-temperature in Placilla, Chile, are 29.7°C (85.5°F) and 11.4°C (52.5°F) respectively. In December, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 30°C (86°F).
What is the average humidity in December in Placilla?
The average relative humidity in December in Placilla, Chile, is 46%.
What is the last month it rains in Placilla?
December is the last month it rains. During 1.4 rainfall days, in December, Placilla aggregates 4mm (0.16") of precipitation.
When are the longest days in Placilla?
With an average of 14h and 24min of daylight, December has the longest days of the year.
How many hours of daylight does Placilla have in December?
The average day length in December is 14h and 26min.
When are sunrise and sunset in December in Placilla?
In December, on the first day of the month, sunrise is at 06:24 and sunset at 20:43. On the last day of the month, in Placilla, Chile, sunrise is at 06:34 and sunset at 21:00 -03.
How long on average sun shines in December in Placilla?
In December, the average sunshine duration in Placilla, Chile, is 9.7h.
What is the month with the highest UV index in Placilla?
The months with the highest UV index are January, February, November and December, with an average maximum UV index of 6.
What is the UV index reading in December in Placilla?
The average daily maximum UV index in December in Placilla is 6. A UV Index estimate of 6 to 7 represents a high health threat 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 - Placilla, Chile
Average temperature in December
Placilla, Chile
  • Average high temperature in December: 29.7°C

The warmest month (with the highest average high temperature) is January (32.1°C).
The month with the lowest average high temperature is July (14.3°C).

  • Average low temperature in December: 11.4°C

The month with the highest average low temperature is January (13.1°C).
The coldest month (with the lowest average low temperature) is July (4.8°C).

Average pressure in December - Placilla, Chile
Average pressure in December
Placilla, Chile
  • Average pressure in December: 1014.9mbar

The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is February (1014.2mbar).

Average wind speed in December - Placilla, Chile
Average wind speed in December
Placilla, Chile
  • Average wind speed in December: 7.6km/h

The windiest month (with the highest average wind speed) is June (8.1km/h).
The calmest month (with the lowest average wind speed) is April (6.7km/h).

Average humidity in December - Placilla, Chile
Average humidity in December
Placilla, Chile
  • Average humidity in December: 46%

The months with the highest relative humidity are July and August (65%).
The months with the lowest relative humidity are February and March (44%).

Average rainfall in December - Placilla, Chile
Average rainfall in December
Placilla, Chile
  • Average rainfall in December: 4mm

The wettest month (with the highest rainfall) is June (112mm).
The driest month (with the least rainfall) is January (0mm).

Average rainfall days in December - Placilla, Chile
Average rainfall days in December
Placilla, Chile
  • Average rainfall days in December: 1.4 days

The month with the highest number of rainy days is June (8.1 days).
The months with the least rainy days are January and February (0.8 days).

Average daylight in December / Average sunshine in December - Placilla, Chile
Average daylight in December /
Average sunshine in December
Placilla, Chile
  • Average daylight in December: 14h and 2min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in December: 9h and 4min

The month with the most sunshine is January (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 7h and 48min).

Average sunshine days in December - Placilla, Chile
Average sunshine days in December
Placilla, Chile
  • Average sunshine days in December: 29.5 days

The month with the most sunshine days is January (30.1 days).
The month with the least sunshine days is June (21.3 days).

Average UV index in December - Placilla, Chile
Average UV index in December
Placilla, Chile
  • 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 June and July (UV index 3).

Average cloud cover in December - Placilla, Chile
Average cloud cover in December
Placilla, Chile
  • Average cloud cover in December: 8

The months with the most cloud cover are June and August (Cloud cover 31).
The months with the least cloud cover are January and February (Cloud cover 5).

Average visibility in December - Placilla, Chile
Average visibility in December
Placilla, Chile
  • Average visibility in December: 10km

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

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