December weather forecast
Manzanares, Argentina

December

Weather in December

The first month of the summer, December, is still a warm month in Manzanares, Argentina, with an average temperature fluctuating between 16.7°C (62.1°F) and 29.7°C (85.5°F).

Temperature

In December, the average high-temperature marginally rises from a moderately hot 25.7°C (78.3°F) in November to a still warm 29.7°C (85.5°F). From significant daily highs, Manzanares's nights in December cool down to an average low-temperature of 16.7°C (62.1°F).

Heat index

The heat index for December is estimated at a hot 32°C (89.6°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are extremely significant for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In Manzanares, the average relative humidity in December is 58%.

Rainfall

In Manzanares, during December, the rain falls for 8.7 days and regularly aggregates up to 64mm (2.52") of precipitation. In Manzanares, during the entire year, the rain falls for 101.9 days and collects up to 583mm (22.95") of precipitation.

Snowfall

In Manzanares, snow does not fall in January through June, August through December.

Daylight

December has the longest days of the year, with an average of 14h and 24min of daylight.
On the first day of December, sunrise is at 05:36 and sunset at 19:54. On the last day of the month, sunrise is at 05:46 and sunset at 20:11 -03.

Sunshine

December has the most sunshine of the year, with an average of 11.1h of sunshine.

UV index

In Manzanares, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 6 in December suggests the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

How hot is it in December?
In Manzanares, in December, the average high-temperature is 29.7°C (85.5°F), and the average low-temperature is 16.7°C (62.1°F). In December, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 32°C (89.6°F).
What is the average humidity in December?
In Manzanares, the average relative humidity in December is 58%.
How much does it rain in December?
In Manzanares, in December, during 8.7 rainfall days, 64mm (2.52") of precipitation is typically accumulated.
When it does not snow?
January through June, August through December are months without snowfall.
When are the longest days?
December has the longest days of the year in Manzanares, with an average of 14h and 24min of daylight.
What is the average length of the day in December?
The average day length in December is 14h and 25min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 05:36 and sunset at 19:54. On the last day of the month, sunrise is at 05:46 and sunset at 20:11 -03.
What month has the most sunshine in Manzanares?
With an average of 11.1h of sunshine, December has the most sunshine of the year.
How long on average sun shines in December?
The average sunshine duration in December is 11.1h.
What is the UV index reading in December?
The average daily maximum UV index in December in Manzanares is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Manzanares, Argentina
Average temperature in December
Manzanares, Argentina
  • Average high temperature in December: 29.7°C

The warmest month (with the highest average high temperature) is January (31.6°C).
The month with the lowest average high temperature is July (14.2°C).

  • Average low temperature in December: 16.7°C

The month with the highest average low temperature is February (18.9°C).
The coldest month (with the lowest average low temperature) is July (7.2°C).

Average pressure in December - Manzanares, Argentina
Average pressure in December
Manzanares, Argentina
  • Average pressure in December: 1010.9mbar

The month with the highest atmospheric pressure is July (1019.2mbar).
The month with the lowest atmospheric pressure is December (1010.9mbar).

Average wind speed in December - Manzanares, Argentina
Average wind speed in December
Manzanares, Argentina
  • Average wind speed in December: 12.4km/h

The windiest month (with the highest average wind speed) is September (14.5km/h).
The calmest month (with the lowest average wind speed) is March (12km/h).

Average humidity in December - Manzanares, Argentina
Average humidity in December
Manzanares, Argentina
  • Average humidity in December: 58%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is January (56%).

Average rainfall in December - Manzanares, Argentina
Average rainfall in December
Manzanares, Argentina
  • Average rainfall in December: 64mm

The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the least rainfall) is June (34mm).

Average rainfall days in December - Manzanares, Argentina
Average rainfall days in December
Manzanares, Argentina
  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is October (10 days).
The month with the least rainy days is January (7.2 days).

Average snowfall days in December - Manzanares, Argentina
Average snowfall days in December
Manzanares, Argentina
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is July (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Manzanares, Argentina
Average daylight in December /
Average sunshine in December
Manzanares, Argentina
  • 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: 11h and 1min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

Average sunshine days in December - Manzanares, Argentina
Average sunshine days in December
Manzanares, Argentina
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is February (18.3 days).

Average UV index in December - Manzanares, Argentina
Average UV index in December
Manzanares, Argentina
  • Average UV index in December: 6

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are June and July (UV index 3).

Average cloud cover in December - Manzanares, Argentina
Average cloud cover in December
Manzanares, Argentina
  • Average cloud cover in December: 19

The month with the most cloud cover is July (Cloud cover 37).
The month with the least cloud cover is January (Cloud cover 17).

Average visibility in December - Manzanares, Argentina
Average visibility in December
Manzanares, Argentina
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).

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