December weather forecastComodoro, Brazil
December
Weather in December
The first month of the summer, December, is still a warm month in Comodoro, Brazil, with an average temperature ranging between min 21.1°C (70°F) and max 28.1°C (82.6°F).Temperature
The advent of December brings an average high-temperature of a still moderately hot 28.1°C (82.6°F), almost identical to the preceding month. In Comodoro, the average nighttime temperature during December is an agreeable 21.1°C (70°F).Heat index
The heat index for December is evaluated at a tropical 34°C (93.2°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
In Comodoro, Brazil, the average relative humidity in December is 88%.Rainfall
The month with the most rainfall is December, when the rain falls for 29 days and typically aggregates up to 266mm (10.47") of precipitation.Daylight
December has the longest days of the year, with an average of 12h and 54min of daylight.On the first day of the month, sunrise is at 05:22 and sunset at 18:14. On the last day of December, in Comodoro, Brazil, sunrise is at 05:34 and sunset at 18:29 -04.
Sunshine
The average sunshine in December is 7h.UV index
The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During December, 6 as the daily maximum UV index converts into the following advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Comodoro, Brazil
- Average high temperature in December: 28.1°C
The warmest month (with the highest average high temperature) is September (34.1°C).
The month with the lowest average high temperature is February (27.3°C).
- Average low temperature in December: 21.1°C
The month with the highest average low temperature is October (21.4°C).
The coldest month (with the lowest average low temperature) is July (17.3°C).
Average pressure in December
Comodoro, Brazil
- Average pressure in December: 1009.7mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in December
Comodoro, Brazil
- Average wind speed in December: 4.6km/h
The windiest month (with the highest average wind speed) is August (5.3km/h).
The calmest month (with the lowest average wind speed) is March (4km/h).
Average humidity in December
Comodoro, Brazil
- Average humidity in December: 88%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (49%).
Average rainfall in December
Comodoro, Brazil
- Average rainfall in December: 266mm
The wettest month (with the highest rainfall) is December (266mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in December
Comodoro, Brazil
- Average rainfall days in December: 29 days
The month with the highest number of rainy days is January (29.8 days).
The month with the least rainy days is July (3.6 days).
Average daylight in December /
Average sunshine in December
Comodoro, Brazil
- Average daylight in December: 12h and 54min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).
- Average sunshine in December: 7h and 0min
The months with the most sunshine are September and October (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in December
Comodoro, Brazil
- Average sunshine days in December: 1.6 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is February (0.5 days).
Average UV index in December
Comodoro, Brazil
- Average UV index in December: 6
The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).
Average cloud cover in December
Comodoro, Brazil
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in December
Comodoro, Brazil
- Average visibility in December: 6km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, March and December (6km).





