December weather forecastVilla Sara, Uruguay

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Villa Sara, Uruguay, with an average temperature fluctuating between 28.2°C (82.8°F) and 15.3°C (59.5°F).

Temperature

Villa Sara's transition into December brings a slight rise in the average high-temperature, moving from a warm 25.2°C (77.4°F) in November to a still moderately hot 28.2°C (82.8°F). Nightfall in December introduces a considerable dip in temperature, settling at an average of 15.3°C (59.5°F).

Heat index

December's mean heat index is estimated at a tropical 31°C (87.8°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In Villa Sara, the average relative humidity in December is 70%.

Rainfall

In Villa Sara, in December, during 11.3 rainfall days, 63mm (2.48") of precipitation is typically accumulated. In Villa Sara, during the entire year, the rain falls for 139.1 days and collects up to 799mm (31.46") of precipitation.

Daylight

The month with the longest days is December, with an average of 14h and 18min of daylight.
On the first day of December, sunrise is at 05:21 and sunset at 19:32. On the last day of the month, sunrise is at 05:31 and sunset at 19:50 -03.

Sunshine

December has the most sunshine of the year, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index are January through March and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 6 in December transforms into this advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

In December, in Villa Sara, the average high-temperature is 28.2°C (82.8°F), and the average low-temperature is 15.3°C (59.5°F). In December, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 31°C (87.8°F).

The average relative humidity in December in Villa Sara is 70%.

In December, in Villa Sara, the rain falls for 11.3 days. Throughout December, 63mm (2.48") of precipitation is accumulated.

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

In Villa Sara, the average day length in December is 14h and 19min.

On the first day of December, sunrise is at 05:21 and sunset at 19:32. On the last day of the month, sunrise is at 05:31 and sunset at 19:50 -03.

December has the most sunshine of the year, with an average of 10.3h of sunshine.

The average sunshine duration in December in Villa Sara is 10.3h.

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

In Villa Sara, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health risk 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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Villa Sara, Uruguay

  • Average high temperature in December: 28.2°C

The warmest month (with the highest average high temperature) is January (29.8°C).
The month with the lowest average high temperature is July (15.3°C).

  • Average low temperature in December: 15.3°C

The month with the highest average low temperature is February (17.5°C).
The coldest month (with the lowest average low temperature) is July (7.2°C).

Average pressure in December
Villa Sara, Uruguay

  • Average pressure in December: 1011.4mbar

The month with the highest atmospheric pressure is July (1019.3mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).

Average wind speed in December
Villa Sara, Uruguay

  • Average wind speed in December: 14.4km/h

The windiest months (with the highest average wind speed) are September and October (15.4km/h).
The calmest month (with the lowest average wind speed) is May (12.6km/h).

Average humidity in December
Villa Sara, Uruguay

  • Average humidity in December: 70%

The months with the highest relative humidity are May and July (82%).
The month with the lowest relative humidity is January (68%).

Average rainfall in December
Villa Sara, Uruguay

  • Average rainfall in December: 63mm

The wettest month (with the highest rainfall) is October (99mm).
The driest months (with the least rainfall) are March and April (44mm).

Average rainfall days in December
Villa Sara, Uruguay

  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is January (13.2 days).
The month with the least rainy days is June (9.6 days).

Average daylight in December /
Average sunshine in December
Villa Sara, Uruguay

  • 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: 10h and 18min

The month with the most sunshine is December (Average sunshine: 10h and 18min).
The month with the least sunshine is July (Average sunshine: 5h and 36min).

Average sunshine days in December
Villa Sara, Uruguay

  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is May (18.6 days).
The month with the least sunshine days is February (13.6 days).

Average UV index in December
Villa Sara, Uruguay

  • Average UV index in December: 6

The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is May (UV index 3).

Average cloud cover in December
Villa Sara, Uruguay

  • Average cloud cover in December: 28

The month with the most cloud cover is September (Cloud cover 42).
The month with the least cloud cover is December (Cloud cover 28).

Average visibility in December
Villa Sara, Uruguay

  • Average visibility in December: 9km

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