December weather forecast
Yerbas Buenas, Chile

December

Weather in December

December, the first month of the summer in Yerbas Buenas, is also a moderately hot month, with an average temperature ranging between max 28.3°C (82.9°F) and min 11°C (51.8°F).

Temperature

The shift into December is marked by a modest rise in the average high-temperature, moving from November's 24.5°C (76.1°F) to a still warm 28.3°C (82.9°F). Yerbas Buenas, in December, experiences a marked contrast from daytime zeniths to a steady average low-temperature of 11°C (51.8°F).

Heat index

During December, the heat index is computed to be 29°C (84.2°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in December is 52%.

Rainfall

In Yerbas Buenas, in December, it is raining for 2.4 days, with typically 12mm (0.47") of accumulated precipitation. In Yerbas Buenas, during the entire year, the rain falls for 76.4 days and collects up to 600mm (23.62") of precipitation.

Daylight

December has the longest days of the year, with an average of 14h and 30min of daylight.
On the first day of December, sunrise is at 06:23 and sunset at 20:47. On the last day of the month, sunrise is at 06:33 and sunset at 21:05 -03.

Sunshine

The average sunshine in December in Yerbas Buenas is 10.6h.

UV index

The months with the highest UV index in Yerbas Buenas, Chile, are January, February and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 6 in December transforms into this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

How hot is December in Yerbas Buenas?
The high-temperature, in December, in Yerbas Buenas, records 28.3°C (82.9°F), while the low-temperature is 11°C (51.8°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 29°C (84.2°F).
What is the average humidity in December in Yerbas Buenas?
In December, the average relative humidity in Yerbas Buenas is 52%.
How much does it rain in Yerbas Buenas in December?
In Yerbas Buenas, Chile, during December, the rain falls for 2.4 days and regularly aggregates up to 12mm (0.47") of precipitation.
When are the longest days in Yerbas Buenas?
December has the longest days of the year in Yerbas Buenas, Chile, with an average of 14h and 30min of daylight.
What is the average length of the day in December in Yerbas Buenas?
In Yerbas Buenas, the average day length in December is 14h and 32min.
When are sunrise and sunset in December in Yerbas Buenas?
On the first day of December in Yerbas Buenas, sunrise is at 06:23 and sunset at 20:47. On the last day of the month, sunrise is at 06:33 and sunset at 21:05 -03.
How many hours of sunshine does Yerbas Buenas have in December?
In Yerbas Buenas, the average sunshine duration in December is 10.6h.
What are the months with the highest UV index in Yerbas Buenas?
January, February and December, with an average maximum UV index of 6, are months with the highest UV index.
How high is the UV index in December in Yerbas Buenas?
The average daily maximum UV index in December in Yerbas Buenas is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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
Yerbas Buenas, Chile
  • Average high temperature in December: 28.3°C

The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is July (12.8°C).

  • Average low temperature in December: 11°C

The month with the highest average low temperature is January (13.2°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).

Average pressure in December
Yerbas Buenas, Chile
  • Average pressure in December: 1014.7mbar

The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is February (1013.8mbar).

Average wind speed in December
Yerbas Buenas, Chile
  • Average wind speed in December: 9.2km/h

The windiest month (with the highest average wind speed) is January (9.4km/h).
The calmest month (with the lowest average wind speed) is May (7.3km/h).

Average humidity in December
Yerbas Buenas, Chile
  • Average humidity in December: 52%

The months with the highest relative humidity are July and August (77%).
The month with the lowest relative humidity is January (47%).

Average rainfall in December
Yerbas Buenas, Chile
  • Average rainfall in December: 12mm

The wettest month (with the highest rainfall) is June (151mm).
The driest month (with the least rainfall) is January (3mm).

Average rainfall days in December
Yerbas Buenas, Chile
  • Average rainfall days in December: 2.4 days

The month with the highest number of rainy days is August (12.4 days).
The month with the least rainy days is February (1.6 days).

Average daylight in December /
Average sunshine in December
Yerbas Buenas, Chile
  • 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: 10h and 4min

The month with the most sunshine is January (Average sunshine: 11h and 36min).
The months with the least sunshine are June and July (Average sunshine: 7h and 30min).

Average sunshine days in December
Yerbas Buenas, Chile
  • Average sunshine days in December: 28.5 days

The month with the most sunshine days is March (29 days).
The month with the least sunshine days is June (17.4 days).

Average UV index in December
Yerbas Buenas, Chile
  • Average UV index in December: 6

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

Average cloud cover in December
Yerbas Buenas, Chile
  • Average cloud cover in December: 10

The months with the most cloud cover are June and August (Cloud cover 36).
The months with the least cloud cover are January and February (Cloud cover 6).

Average visibility in December
Yerbas Buenas, Chile
  • Average visibility in December: 10km

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

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