December weather forecastZapallar, Chile

December

Weather in December

December, the first month of the summer in Zapallar, is an agreeable month, with an average temperature ranging between min 14°C (57.2°F) and max 20.3°C (68.5°F).

Temperature

The commencement of December notes an average high-temperature of a pleasant 20.3°C (68.5°F), exhibiting little difference from the previous month. The temperature dips to an average of 14°C (57.2°F) during December nights.

Humidity

January, February, August, September and December, with an average relative humidity of 73%, are the most humid months.

Rainfall

December is the last month it rains. During 0.8 rainfall days, in December, Zapallar aggregates 2mm (0.08") of precipitation. Throughout the year, in Zapallar, Chile, there are 31.1 rainfall days, and 146mm (5.75") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 14h and 18min of daylight.
On the first day of the month, sunrise is at 06:30 and sunset at 20:39. On the last day of December, in Zapallar, sunrise is at 06:41 and sunset at 20:56 -03.

Sunshine

In December, the average sunshine in Zapallar, Chile, is 9.8h.

UV index

The months with the highest UV index in Zapallar are January through April, November and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 in December translates into this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

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

Frequently asked questions

The average high-temperature, in December, in Zapallar, is 20.3°C (68.5°F), while the average low-temperature is 14°C (57.2°F).

The months with the highest humidity in Zapallar, Chile, are January, February, August, September and December, with an average relative humidity of 73%.

In Zapallar, Chile, the average relative humidity in December is 73%.

December is the last month it rains in Zapallar, Chile. During 0.8 rainfall days, in December, Zapallar aggregates 2mm (0.08") of precipitation.

With an average of 14h and 18min of daylight, December has the longest days of the year in Zapallar, Chile.

In December, the average day length in Zapallar is 14h and 15min.

In December, on the first day of the month, sunrise is at 06:30 and sunset at 20:39. On the last day of the month, in Zapallar, Chile, sunrise is at 06:41 and sunset at 20:56 -03.

In December, the average sunshine duration is 9.8h.

The months with the highest UV index in Zapallar, Chile, are January through April, November and December, with an average maximum UV index of 5.

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.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

19.3°C

20.3°C

21.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16.1km/h

15.4km/h

14.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

28.5

29.7

Average UV index

Average cloud cover

12%

10%

Average visibility

10km

Average temperature in December
Zapallar, Chile

Average high temperature in December: 20.3°C

The warmest months (with the highest average high temperature) are January and February (21.3°C).
The month with the lowest average high temperature is July (14.8°C).

Average low temperature in December: 14°C

The months with the highest average low temperature are January and February (15.8°C).
The coldest month (with the lowest average low temperature) is August (9.8°C).

Average pressure in December
Zapallar, Chile

Average pressure in December: 1015.5mbar

The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is February (1014.4mbar).

Average wind speed in December
Zapallar, Chile

Average wind speed in December: 14km/h

The windiest month (with the highest average wind speed) is November (14.5km/h).
The calmest month (with the lowest average wind speed) is May (10.6km/h).

Average humidity in December
Zapallar, Chile

Average humidity in December: 73%

The months with the highest relative humidity are January, February, August, September and December (73%).
The months with the lowest relative humidity are April and June (70%).

Average rainfall in December
Zapallar, Chile

Average rainfall in December: 2mm

The wettest month (with the highest rainfall) is June (58mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in December
Zapallar, Chile

Average rainfall days in December: 0.8 days

The month with the highest number of rainy days is June (6.2 days).
The month with the least rainy days is January (0.4 days).

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

Average daylight in December: 14h and 18min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

Average sunshine in December: 9h and 48min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 24min).

Average sunshine days in December
Zapallar, Chile

Average sunshine days in December: 29.7 days

The month with the most sunshine days is January (30 days).
The month with the least sunshine days is June (23.1 days).

Average UV index in December
Zapallar, Chile

Average UV index in December: 5

The months with the highest UV index are January, February, March, April, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August, September and October (UV index 4).

Average cloud cover in December
Zapallar, Chile

Average cloud cover in December: 9

The months with the most cloud cover are June and August (Cloud cover 24).
The month with the least cloud cover is February (Cloud cover 8).

Average visibility in December
Zapallar, 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).