Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's onset witnesses a minor shift in the average high-temperature, moving from a moderately hot 26.3°C (79.3°F) in November to a hot 30.3°C (86.5°F). Henderson's December nights cool down significantly from the day's heat, to an average low-temperature of 15.4°C (59.7°F).Heat index
The heat index value during December is calculated to be a tropical 32°C (89.6°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In December, the average relative humidity in Henderson is 50%.Rainfall
The month with the most rainfall in Henderson, Argentina, is December, when the rain falls for 8 days and typically aggregates up to 60mm (2.36") of precipitation.Snowfall
January through June, August through December are months without snowfall.Daylight
The month with the longest days in Henderson is December, with an average of 14h and 36min of daylight.On the first day of December in Henderson, sunrise is at 05:42 and sunset at 20:09. On the last day of the month, sunrise is at 05:52 and sunset at 20:27 -03.
Sunshine
December has the most sunshine of the year, with an average of 11.5h of sunshine.UV index
The months with the highest UV index in Henderson are January, February and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
How hot does it get in Henderson in December?
What is the average humidity in December in Henderson?
What is the rainiest month in Henderson?
How much does it rain in Henderson in December?
When it does not snow in Henderson?
When are the longest days in Henderson?
How many hours of daylight does Henderson have in December?
When are sunrise and sunset in December in Henderson?
What month has the most sunshine in Henderson?
How long on average sun shines in December in Henderson?
What are the months with the highest UV index in Henderson?
What is the UV index reading in December in Henderson?
Average temperature in December
Henderson, Argentina
- Average high temperature in December: 30.3°C
The warmest month (with the highest average high temperature) is January (32°C).
The month with the lowest average high temperature is July (13.6°C).
- Average low temperature in December: 15.4°C
The month with the highest average low temperature is January (16.8°C).
The coldest month (with the lowest average low temperature) is July (5.4°C).
Average pressure in December
Henderson, Argentina
- Average pressure in December: 1010.3mbar
The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1010.3mbar).
Average wind speed in December
Henderson, Argentina
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is September (15.7km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).
Average humidity in December
Henderson, Argentina
- Average humidity in December: 50%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is January (48%).
Average rainfall in December
Henderson, Argentina
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is December (60mm).
The driest months (with the least rainfall) are June and July (14mm).
Average rainfall days in December
Henderson, Argentina
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is October (10.2 days).
The month with the least rainy days is August (4.1 days).
Average snowfall days in December
Henderson, 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
Henderson, Argentina
- 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 42min).
- Average sunshine in December: 11h and 3min
The month with the most sunshine is December (Average sunshine: 11h and 30min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).
Average sunshine days in December
Henderson, Argentina
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is August (26.2 days).
The months with the least sunshine days are October and November (19.2 days).
Average UV index in December
Henderson, Argentina
- 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 and July (UV index 3).
Average cloud cover in December
Henderson, Argentina
- Average cloud cover in December: 15
The month with the most cloud cover is May (Cloud cover 34).
The month with the least cloud cover is January (Cloud cover 14).
Average visibility in December
Henderson, Argentina
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is May (9km).
Henderson, Argentina
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