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
The arrival of December coincides with an average high-temperature of a still moderately hot 28.7°C (83.7°F), indicating a minimal shift from November's 29°C (84.2°F). An average low-temperature of 20.5°C (68.9°F) is recorded in the month of December.Heat index
The heat index in December is evaluated at a hot 34°C (93.2°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.Be aware that heat index ratings are designed for shaded locations and minor 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 'real feel' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. 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
In Monte Alto, the average relative humidity in December is 82%.Rainfall
In Monte Alto, during December, the rain falls for 29.5 days and regularly aggregates up to 212mm (8.35") of precipitation. In Monte Alto, during the entire year, the rain falls for 217.6 days and collects up to 1401mm (55.16") of precipitation.Daylight
December has the longest days of the year in Monte Alto, Brazil, with an average of 13h and 24min of daylight.On the first day of December in Monte Alto, sunrise is at 05:23 and sunset at 18:43. On the last day of the month, sunrise is at 05:35 and sunset at 18:59 -03.
Sunshine
In December, the average sunshine in Monte Alto is 7.4h.UV index
The months with the lowest UV index are February through June, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 5 suggests these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
Is it hot in Monte Alto during December?
What is the average humidity in December in Monte Alto?
How many days does it rain in December in Monte Alto?
When are the longest days in Monte Alto?
How many hours of daylight does Monte Alto have in December?
When is the sunrise / sunset in December in Monte Alto?
How long on average sun shines in December in Monte Alto?
What are the months with the lowest UV index in Monte Alto?
What is the UV index reading in December in Monte Alto?
Average temperature in December
Monte Alto, Brazil
- Average high temperature in December: 28.7°C
The warmest month (with the highest average high temperature) is September (30.6°C).
The month with the lowest average high temperature is June (24°C).
- Average low temperature in December: 20.5°C
The month with the highest average low temperature is December (20.5°C).
The coldest month (with the lowest average low temperature) is June (14.8°C).
Average pressure in December
Monte Alto, Brazil
- Average pressure in December: 1010.8mbar
The month with the highest atmospheric pressure is July (1018.7mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).
Average wind speed in December
Monte Alto, Brazil
- Average wind speed in December: 8.3km/h
The windiest month (with the highest average wind speed) is August (10.5km/h).
The calmest month (with the lowest average wind speed) is February (7.4km/h).
Average humidity in December
Monte Alto, Brazil
- Average humidity in December: 82%
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are August and September (55%).
Average rainfall in December
Monte Alto, Brazil
- Average rainfall in December: 212mm
The wettest month (with the highest rainfall) is January (259mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in December
Monte Alto, Brazil
- Average rainfall days in December: 29.5 days
The months with the highest number of rainy days are January and December (29.5 days).
The month with the least rainy days is August (3.8 days).
Average daylight in December /
Average sunshine in December
Monte Alto, Brazil
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in December: 7h and 2min
The months with the most sunshine are August and September (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).
Average sunshine days in December
Monte Alto, Brazil
- Average sunshine days in December: 1.1 days
The month with the most sunshine days is August (26.6 days).
The months with the least sunshine days are February and December (1.1 days).
Average UV index in December
Monte Alto, Brazil
- Average UV index in December: 5
The months with the highest UV index are January, July, August, September and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, November and December (UV index 5).
Average cloud cover in December
Monte Alto, Brazil
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in December
Monte Alto, Brazil
- Average visibility in December: 8km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January and March (7km).
Monte Alto, Brazil
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