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 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
During December, Porto Calvo records an average high-temperature of a still warm 28.5°C (83.3°F), marking a slight divergence from November's 28.2°C (82.8°F). An average low-temperature of 24.2°C (75.6°F) is witnessed throughout the month of December in Porto Calvo, a mere drop from the daytime peak.Heat index
The heat index value during December is calculated to be a hot 33°C (91.4°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. 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. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
March and December, with an average relative humidity of 76%, are the least humid months in Porto Calvo.Rainfall
In December, the rain falls for 16.8 days. Throughout December, 33mm (1.3") of precipitation is accumulated. In Porto Calvo, during the entire year, the rain falls for 250.9 days and collects up to 879mm (34.61") of precipitation.Daylight
With an average of 12h and 36min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 04:52 and sunset at 17:29. On the last day of the month, sunrise is at 05:05 and sunset at 17:44 -03.
Sunshine
In Porto Calvo, the average sunshine in December is 8h.UV index
The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is December in Porto Calvo?
What are the least humid months in Porto Calvo?
What is the average humidity in December in Porto Calvo?
How much does it rain in Porto Calvo in December?
When are the longest days in Porto Calvo?
What is the average length of the day in December in Porto Calvo?
What time are sunrise and sunset in December in Porto Calvo?
How long on average sun shines in December in Porto Calvo?
What is the month with the highest UV index in Porto Calvo?
What is the UV index intensity in December in Porto Calvo?
Average temperature in December
Porto Calvo, Brazil
- Average high temperature in December: 28.5°C
The warmest month (with the highest average high temperature) is March (29.6°C).
The month with the lowest average high temperature is July (26°C).
- Average low temperature in December: 24.2°C
The month with the highest average low temperature is March (25.1°C).
The coldest month (with the lowest average low temperature) is August (22.4°C).
Average pressure in December
Porto Calvo, Brazil
- Average pressure in December: 1012.5mbar
The month with the highest atmospheric pressure is August (1016.9mbar).
The month with the lowest atmospheric pressure is March (1012.1mbar).
Average wind speed in December
Porto Calvo, Brazil
- Average wind speed in December: 15km/h
The windiest month (with the highest average wind speed) is September (16km/h).
The calmest month (with the lowest average wind speed) is April (11.3km/h).
Average humidity in December
Porto Calvo, Brazil
- Average humidity in December: 76%
The months with the highest relative humidity are June and July (82%).
The months with the lowest relative humidity are March and December (76%).
Average rainfall in December
Porto Calvo, Brazil
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is May (136mm).
The driest month (with the least rainfall) is November (26mm).
Average rainfall days in December
Porto Calvo, Brazil
- Average rainfall days in December: 16.8 days
The month with the highest number of rainy days is July (26.8 days).
The month with the least rainy days is November (15.7 days).
Average daylight in December /
Average sunshine in December
Porto Calvo, Brazil
- Average daylight in December: 12h and 4min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in December: 8h and 0min
The month with the most sunshine is March (Average sunshine: 8h and 18min).
The month with the least sunshine is July (Average sunshine: 6h and 54min).
Average sunshine days in December
Porto Calvo, Brazil
- Average sunshine days in December: 6.7 days
The month with the most sunshine days is March (7 days).
The month with the least sunshine days is July (2.1 days).
Average UV index in December
Porto Calvo, Brazil
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in December
Porto Calvo, Brazil
- Average cloud cover in December: 41
The month with the most cloud cover is July (Cloud cover 50).
The month with the least cloud cover is March (Cloud cover 38).
Average visibility in December
Porto Calvo, Brazil
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Porto Calvo, Brazil
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