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
December
Weather in December
Temperature
December's presence marks an average high-temperature of a still warm 27.9°C (82.2°F), subtly varied from November's 27°C (80.6°F). Ibiraçu encounters a steady low-temperature average of 21.7°C (71.1°F) throughout the month of December.Heat index
In December, the heat index is evaluated at a hot 33°C (91.4°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.Note that heat index values are valued for light wind and location in the shade. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
With an average relative humidity of 85%, December is the most humid month in Ibiraçu.Rainfall
In Ibiraçu, Brazil, in December, during 20 rainfall days, 119mm (4.69") of precipitation is typically accumulated. In Ibiraçu, during the entire year, the rain falls for 190.5 days and collects up to 756mm (29.76") of precipitation.Daylight
The month with the longest days is December, with an average of 13h and 18min of daylight.On the first day of December in Ibiraçu, sunrise is at 04:53 and sunset at 18:08. On the last day of the month, sunrise is at 05:05 and sunset at 18:24 -03.
Sunshine
The average sunshine in December is 8.3h.UV index
The months with the highest UV index in Ibiraçu are January through June, August, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 6 translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Ibiraçu?
What is the most humid month in Ibiraçu?
What is the average humidity in December in Ibiraçu?
How many days does it rain in December in Ibiraçu?
When are the longest days in Ibiraçu?
What is the average length of the day in December in Ibiraçu?
When are sunrise and sunset in December in Ibiraçu?
How many hours of sunshine does Ibiraçu have in December?
What are the months with the highest UV index in Ibiraçu?
How high is the UV index in December in Ibiraçu?
Average temperature in December
Ibiraçu, Brazil
- Average high temperature in December: 27.9°C
The warmest month (with the highest average high temperature) is February (29.3°C).
The month with the lowest average high temperature is July (24.8°C).
- Average low temperature in December: 21.7°C
The months with the highest average low temperature are January, February and March (21.8°C).
The coldest month (with the lowest average low temperature) is August (17.7°C).
Average pressure in December
Ibiraçu, Brazil
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is December (1012.7mbar).
Average wind speed in December
Ibiraçu, Brazil
- Average wind speed in December: 11km/h
The windiest month (with the highest average wind speed) is September (12.2km/h).
The calmest months (with the lowest average wind speed) are March and April (9.2km/h).
Average humidity in December
Ibiraçu, Brazil
- Average humidity in December: 85%
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in December
Ibiraçu, Brazil
- Average rainfall in December: 119mm
The wettest month (with the highest rainfall) is November (160mm).
The driest month (with the least rainfall) is June (22mm).
Average rainfall days in December
Ibiraçu, Brazil
- Average rainfall days in December: 20 days
The month with the highest number of rainy days is November (21.4 days).
The month with the least rainy days is June (11.7 days).
Average daylight in December /
Average sunshine in December
Ibiraçu, Brazil
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).
- Average sunshine in December: 8h and 2min
The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 6h and 48min).
Average sunshine days in December
Ibiraçu, Brazil
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is May (18.3 days).
The month with the least sunshine days is November (6.1 days).
Average UV index in December
Ibiraçu, Brazil
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June, August, October, November and December (UV index 6).
The months with the lowest UV index are July and September (UV index 5).
Average cloud cover in December
Ibiraçu, Brazil
- Average cloud cover in December: 49
The month with the most cloud cover is November (Cloud cover 55).
The months with the least cloud cover are February, June and July (Cloud cover 34).
Average visibility in December
Ibiraçu, Brazil
- Average visibility in December: 9km
The months with the highest visibility are June, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, July, October, November and December (9km).
