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
December
Weather in December
Temperature
The coming of December brings a minor shift in Chascomús's weather, with average high-temperatures adjusting from November's 23.8°C (74.8°F) to a still warm 27.7°C (81.9°F). The average low-temperature in Chascomús, Argentina, during December nights is an enjoyable 17.7°C (63.9°F).Heat index
In December, the average heat index is estimated at 29°C (84.2°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in December is 62%.Rainfall
In Chascomús, Argentina, during December, the rain falls for 8.1 days and regularly aggregates up to 50mm (1.97") of precipitation. In Chascomús, during the entire year, the rain falls for 105.2 days and collects up to 559mm (22.01") of precipitation.Snowfall
January through June, August through December are months without snowfall.Daylight
The month with the longest days in Chascomús, Argentina, is December, with an average of 14h and 30min of daylight.On the first day of December, sunrise is at 05:29 and sunset at 19:53. On the last day of the month, sunrise is at 05:39 and sunset at 20:10 -03.
Sunshine
With an average of 11.1h of sunshine, December has the most sunshine of the year in Chascomús.UV index
The average daily maximum UV index in December in Chascomús is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Chascomús?
What is the average humidity in December in Chascomús?
How many days does it rain in December in Chascomús?
When it does not snow in Chascomús?
When are the longest days in Chascomús?
What is the average length of the day in December in Chascomús?
When is the sunrise / sunset in December in Chascomús?
What month has the most sunshine in Chascomús?
How many hours of sunshine does Chascomús have in December?
What is the UV index reading in December in Chascomús?
Average temperature in December
Chascomús, Argentina
- Average high temperature in December: 27.7°C
The warmest month (with the highest average high temperature) is January (29.5°C).
The month with the lowest average high temperature is July (13.2°C).
- Average low temperature in December: 17.7°C
The month with the highest average low temperature is January (19.9°C).
The coldest month (with the lowest average low temperature) is July (7.7°C).
Average pressure in December
Chascomús, Argentina
- Average pressure in December: 1011.1mbar
The month with the highest atmospheric pressure is July (1019mbar).
The month with the lowest atmospheric pressure is December (1011.1mbar).
Average wind speed in December
Chascomús, Argentina
- Average wind speed in December: 16km/h
The windiest month (with the highest average wind speed) is September (17.6km/h).
The calmest month (with the lowest average wind speed) is May (15.2km/h).
Average humidity in December
Chascomús, Argentina
- Average humidity in December: 62%
The months with the highest relative humidity are May and July (78%).
The month with the lowest relative humidity is January (60%).
Average rainfall in December
Chascomús, Argentina
- Average rainfall in December: 50mm
The wettest month (with the highest rainfall) is October (67mm).
The driest month (with the least rainfall) is January (24mm).
Average rainfall days in December
Chascomús, Argentina
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is July (9.7 days).
The month with the least rainy days is January (7.6 days).
Average snowfall days in December
Chascomús, 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
Chascomús, Argentina
- Average daylight in December: 14h and 3min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- 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 54min).
Average sunshine days in December
Chascomús, Argentina
- Average sunshine days in December: 21.3 days
The month with the most sunshine days is January (21.8 days).
The months with the least sunshine days are February and October (18.8 days).
Average UV index in December
Chascomús, 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 May, June and July (UV index 3).
Average cloud cover in December
Chascomús, Argentina
- Average cloud cover in December: 19
The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility in December
Chascomús, Argentina
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
