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
December's presence records an average high-temperature of a still warm 27.1°C (80.8°F), closely mirroring November's climate. Arapeí's average low-temperature in the month of December is recorded at an enjoyable 18.1°C (64.6°F).Heat index
The heat index in December is appraised at a hot 30°C (86°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, 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 hold particular importance for children. 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 December, the average relative humidity is 84%.Rainfall
In December, in Arapeí, the rain falls for 27.4 days. Throughout December, 188mm (7.4") of precipitation is accumulated. In Arapeí, during the entire year, the rain falls for 234.4 days and collects up to 1133mm (44.61") of precipitation.Daylight
December has the longest days of the year in Arapeí, with an average of 13h and 30min of daylight.On the first day of December in Arapeí, sunrise is at 05:04 and sunset at 18:29. On the last day of the month, sunrise is at 05:16 and sunset at 18:46 -03.
Sunshine
In December, the average sunshine in Arapeí is 7.3h.UV index
February through July, September, November and December, with an average maximum UV index of 5, are months with the lowest UV index in Arapeí, Brazil. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 5 translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the average December temperature in Arapeí?
What is the average humidity in December in Arapeí?
How much does it rain in Arapeí in December?
When are the longest days in Arapeí?
How many hours of daylight does Arapeí have in December?
What time are sunrise and sunset in December in Arapeí?
How many hours of sunshine does Arapeí have in December?
When is the lowest UV index in Arapeí?
What is the UV index intensity in December in Arapeí?
Average temperature in December
Arapeí, Brazil
- Average high temperature in December: 27.1°C
The warmest month (with the highest average high temperature) is February (28.3°C).
The month with the lowest average high temperature is July (22.3°C).
- Average low temperature in December: 18.1°C
The month with the highest average low temperature is January (18.4°C).
The coldest month (with the lowest average low temperature) is July (12.3°C).
Average pressure in December
Arapeí, Brazil
- Average pressure in December: 1012.5mbar
The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is December (1012.5mbar).
Average wind speed in December
Arapeí, Brazil
- Average wind speed in December: 5.5km/h
The windiest month (with the highest average wind speed) is September (6.3km/h).
The calmest month (with the lowest average wind speed) is March (4.9km/h).
Average humidity in December
Arapeí, Brazil
- Average humidity in December: 84%
The month with the highest relative humidity is April (88%).
The month with the lowest relative humidity is September (75%).
Average rainfall in December
Arapeí, Brazil
- Average rainfall in December: 188mm
The wettest month (with the highest rainfall) is January (194mm).
The driest month (with the least rainfall) is June (20mm).
Average rainfall days in December
Arapeí, Brazil
- Average rainfall days in December: 27.4 days
The month with the highest number of rainy days is January (27.8 days).
The month with the least rainy days is August (9.8 days).
Average daylight in December /
Average sunshine in December
Arapeí, Brazil
- Average daylight in December: 13h and 3min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is September (Average sunshine: 8h and 30min).
The month with the least sunshine is November (Average sunshine: 7h and 0min).
Average sunshine days in December
Arapeí, Brazil
- Average sunshine days in December: 1.1 days
The month with the most sunshine days is August (18.8 days).
The month with the least sunshine days is December (1.1 days).
Average UV index in December
Arapeí, Brazil
- Average UV index in December: 5
The months with the highest UV index are January, August and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, September, November and December (UV index 5).
Average cloud cover in December
Arapeí, Brazil
- Average cloud cover in December: 54
The month with the most cloud cover is November (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Arapeí, Brazil
- Average visibility in December: 7km
The months with the highest visibility are August, September and October (8km).
The months with the lowest visibility are April and May (6km).
Arapeí, Brazil
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