December weather forecastColtauco, Chile

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Coltauco, Chile, with an average temperature fluctuating between 11.7°C (53.1°F) and 29.8°C (85.6°F).

Temperature

Coltauco's December reports an average high-temperature of a still warm 29.8°C (85.6°F), exhibiting a minor difference from November. Coltauco observes a substantial disparity between daytime high and the average low-temperature of 11.7°C (53.1°F) during December nights.

Heat index

The heat index value during December is appraised at a tropical 30°C (86°F). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. 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. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In December, the average relative humidity in Coltauco is 48%.

Rainfall

In Coltauco, in December, during 1.9 rainfall days, 5mm (0.2") of precipitation is typically accumulated. Throughout the year, in Coltauco, there are 52.9 rainfall days, and 346mm (13.62") of precipitation is accumulated.

Daylight

With an average of 14h and 24min of daylight, December has the longest days of the year in Coltauco.
On the first day of the month, sunrise is at 06:25 and sunset at 20:42. On the last day of December, sunrise is at 06:35 and sunset at 20:59 -03.

Sunshine

The average sunshine in December is 9.7h.

UV index

The months with the highest UV index in Coltauco are January, February and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 6 translates into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during December is 29.8°C (85.6°F) and the low-temperature is 11.7°C (53.1°F). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in December is appraised at 30°C (86°F).

In December, the average relative humidity in Coltauco, Chile, is 48%.

In Coltauco, in December, it is raining for 1.9 days, with typically 5mm (0.2") of accumulated precipitation.

The month with the longest days in Coltauco, Chile, is December, with an average of 14h and 24min of daylight.

The average day length in December is 14h and 24min.

On the first day of December in Coltauco, sunrise is at 06:25 and sunset at 20:42. On the last day of the month, sunrise is at 06:35 and sunset at 20:59 -03.

In Coltauco, the average sunshine duration in December is 9.7h.

The months with the highest UV index are January, February and December, with an average maximum UV index of 6.

In Coltauco, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

27.2°C

29.8°C

31.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9km/h

9.5km/h

9.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

26.5

28.9

29.3

Average UV index

Average cloud cover

12%

Average visibility

10km

Average temperature in December
Coltauco, Chile

Average high temperature in December: 29.8°C

The warmest month (with the highest average high temperature) is January (31.8°C).
The month with the lowest average high temperature is July (14.6°C).

Average low temperature in December: 11.7°C

The month with the highest average low temperature is February (13.3°C).
The coldest month (with the lowest average low temperature) is July (5.2°C).

Average pressure in December
Coltauco, Chile

Average pressure in December: 1015mbar

The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is February (1014.3mbar).

Average wind speed in December
Coltauco, Chile

Average wind speed in December: 7.7km/h

The windiest month (with the highest average wind speed) is January (8km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).

Average humidity in December
Coltauco, Chile

Average humidity in December: 48%

The months with the highest relative humidity are July and August (67%).
The month with the lowest relative humidity is March (46%).

Average rainfall in December
Coltauco, Chile

Average rainfall in December: 5mm

The wettest month (with the highest rainfall) is June (109mm).
The driest months (with the least rainfall) are January and February (1mm).

Average rainfall days in December
Coltauco, Chile

Average rainfall days in December: 1.9 days

The month with the highest number of rainy days is June (8.3 days).
The month with the least rainy days is January (1 days).

Average daylight in December /
Average sunshine in December
Coltauco, Chile

Average daylight in December: 14h and 24min

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 42min

The month with the most sunshine is January (Average sunshine: 10h and 18min).
The month with the least sunshine is June (Average sunshine: 7h and 48min).

Average sunshine days in December
Coltauco, Chile

Average sunshine days in December: 28.9 days

The month with the most sunshine days is January (29.3 days).
The month with the least sunshine days is June (20.6 days).

Average UV index in December
Coltauco, 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 June and July (UV index 3).

Average cloud cover in December
Coltauco, Chile

Average cloud cover in December: 8

The month with the most cloud cover is June (Cloud cover 31).
The month with the least cloud cover is February (Cloud cover 5).

Average visibility in December
Coltauco, 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).