December weather forecast
Matanzas, Chile

December

Weather in December

December, the first month of the summer in Matanzas, is also an agreeable month, with an average temperature fluctuating between 12.9°C (55.2°F) and 21.8°C (71.2°F).

Temperature

The commencement of December introduces an average high-temperature of a still pleasant 21.8°C (71.2°F), closely mirroring the preceding month. In the month of December, Matanzas's average low-temperature falls to a fresh 12.9°C (55.2°F).

Humidity

The average relative humidity in December in Matanzas is 69%.

Rainfall

In December, the rain falls for 1.3 days. Throughout December, 1mm (0.04") of precipitation is accumulated. Throughout the year, there are 43.8 rainfall days, and 227mm (8.94") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 14h and 24min of daylight.
On the first day of the month, sunrise is at 06:29 and sunset at 20:44. On the last day of December, in Matanzas, sunrise is at 06:39 and sunset at 21:02 -03.

Sunshine

In Matanzas, the average sunshine in December is 10h.

UV index

In December, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during December translates into these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What is the usual temperature for Matanzas in December?
An average high-temperature, in December, in Matanzas, is 21.8°C (71.2°F) and the average low-temperature is 12.9°C (55.2°F).
What is the average humidity in December in Matanzas?
The average relative humidity in December in Matanzas, Chile, is 69%.
How many days does it rain in December in Matanzas?
In Matanzas, during December, the rain falls for 1.3 days and regularly aggregates up to 1mm (0.04") of precipitation.
When are the longest days in Matanzas?
December has the longest days of the year in Matanzas, Chile, with an average of 14h and 24min of daylight.
How many hours of daylight does Matanzas have in December?
In December, the average day length in Matanzas is 14h and 22min.
What time are sunrise and sunset in December in Matanzas?
On the first day of December in Matanzas, sunrise is at 06:29 and sunset at 20:44. On the last day of the month, sunrise is at 06:39 and sunset at 21:02 -03.
How long on average sun shines in December in Matanzas?
In December, the average sunshine duration in Matanzas is 10h.
What is the UV index intensity in December in Matanzas?
The average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's 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 - Matanzas, Chile
Average temperature in December
Matanzas, Chile
  • Average high temperature in December: 21.8°C

The warmest month (with the highest average high temperature) is February (23.6°C).
The month with the lowest average high temperature is July (14.3°C).

  • Average low temperature in December: 12.9°C

The month with the highest average low temperature is January (14.8°C).
The coldest month (with the lowest average low temperature) is July (8.3°C).

Average pressure in December - Matanzas, Chile
Average pressure in December
Matanzas, Chile
  • Average pressure in December: 1015.5mbar

The month with the highest atmospheric pressure is July (1019.8mbar).
The month with the lowest atmospheric pressure is February (1014.2mbar).

Average wind speed in December - Matanzas, Chile
Average wind speed in December
Matanzas, Chile
  • Average wind speed in December: 14.5km/h

The windiest month (with the highest average wind speed) is November (15.1km/h).
The calmest month (with the lowest average wind speed) is May (11.7km/h).

Average humidity in December - Matanzas, Chile
Average humidity in December
Matanzas, Chile
  • Average humidity in December: 69%

The month with the highest relative humidity is August (76%).
The months with the lowest relative humidity are March and April (67%).

Average rainfall in December - Matanzas, Chile
Average rainfall in December
Matanzas, Chile
  • Average rainfall in December: 1mm

The wettest month (with the highest rainfall) is June (89mm).
The driest month (with the least rainfall) is February (0mm).

Average rainfall days in December - Matanzas, Chile
Average rainfall days in December
Matanzas, Chile
  • Average rainfall days in December: 1.3 days

The month with the highest number of rainy days is June (8.3 days).
The month with the least rainy days is February (0.3 days).

Average daylight in December / Average sunshine in December - Matanzas, Chile
Average daylight in December /
Average sunshine in December
Matanzas, 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: 10h and 0min

The month with the most sunshine is January (Average sunshine: 11h and 0min).
The month with the least sunshine is June (Average sunshine: 7h and 42min).

Average sunshine days in December - Matanzas, Chile
Average sunshine days in December
Matanzas, Chile
  • Average sunshine days in December: 29 days

The month with the most sunshine days is March (29.6 days).
The month with the least sunshine days is June (21.3 days).

Average UV index in December - Matanzas, Chile
Average UV index in December
Matanzas, Chile
  • Average UV index in December: 5

The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are May, June, July, August, September and October (UV index 4).

Average cloud cover in December - Matanzas, Chile
Average cloud cover in December
Matanzas, Chile
  • Average cloud cover in December: 12

The month with the most cloud cover is June (Cloud cover 32).
The month with the least cloud cover is February (Cloud cover 9).

Average visibility in December - Matanzas, Chile
Average visibility in December
Matanzas, 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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