December weather forecast
Longaví, Chile

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Longaví, Chile, with an average temperature fluctuating between 11°C (51.8°F) and 28.3°C (82.9°F).

Temperature

As December arrives, a slight rise in the average high-temperature is observed, moving from a warm 24.5°C (76.1°F) in November to a still moderately hot 28.3°C (82.9°F). Longaví's average nighttime temperature descends significantly from the day's peak in December, settling at a fresh 11°C (51.8°F).

Heat index

Throughout December, the heat index is calculated to be 29°C (84.2°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
In reference to the heat index, it's for places in shade and with a slight wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

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

Rainfall

In Longaví, in December, it is raining for 2.4 days, with typically 12mm (0.47") of accumulated precipitation. Throughout the year, in Longaví, there are 76.4 rainfall days, and 600mm (23.62") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 14h and 36min of daylight.
On the first day of December in Longaví, sunrise is at 06:23 and sunset at 20:48. On the last day of the month, sunrise is at 06:33 and sunset at 21:06 -03.

Sunshine

The average sunshine in December is 10.6h.

UV index

January, February and December, with an average maximum UV index of 6, are months with the highest UV index in Longaví. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

Is it hot in Longaví during December?
In Longaví, in December, the average high-temperature is 28.3°C (82.9°F), and the average low-temperature is 11°C (51.8°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in December is calculated to be 29°C (84.2°F).
What is the average humidity in December in Longaví?
The average relative humidity in December in Longaví, Chile, is 52%.
How many days does it rain in December in Longaví?
In Longaví, 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 Longaví?
December has the longest days of the year in Longaví, with an average of 14h and 36min of daylight.
How many hours of daylight does Longaví have in December?
In December, the average day length in Longaví is 14h and 34min.
When are sunrise and sunset in December in Longaví?
In December, on the first day of the month, sunrise is at 06:23 and sunset at 20:48. On the last day of the month, sunrise is at 06:33 and sunset at 21:06 -03.
How long on average sun shines in December in Longaví?
In December, the average sunshine duration is 10.6h.
When is the highest UV index in Longaví?
January, February and December, with an average maximum UV index of 6, are months with the highest UV index in Longaví, Chile.
How high is the UV index in December in Longaví?
In Longaví, the average daily maximum UV index in December is 6. A UV Index 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Longaví, Chile
Average temperature in December
Longaví, 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 - Longaví, Chile
Average pressure in December
Longaví, 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 - Longaví, Chile
Average wind speed in December
Longaví, 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 - Longaví, Chile
Average humidity in December
Longaví, 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 - Longaví, Chile
Average rainfall in December
Longaví, 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 - Longaví, Chile
Average rainfall days in December
Longaví, 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 - Longaví, Chile
Average daylight in December /
Average sunshine in December
Longaví, Chile
  • Average daylight in December: 14h and 4min

The month with the longest days is December (Average daylight: 14h and 36min).
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 - Longaví, Chile
Average sunshine days in December
Longaví, 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 - Longaví, Chile
Average UV index in December
Longaví, 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 - Longaví, Chile
Average cloud cover in December
Longaví, 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 - Longaví, Chile
Average visibility in December
Longaví, 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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