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
Pedras Grandes experiences an average high-temperature of a still moderately hot 27.8°C (82°F) with the onset of December, subtly varied from November's 25.8°C (78.4°F). Pedras Grandes throughout December, experiences an average nighttime temperature of 18.8°C (65.8°F).Heat index
During December, the heat index is estimated at a tropical 32°C (89.6°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
November and December, with an average relative humidity of 80%, are the least humid months.Rainfall
In Pedras Grandes, in December, during 15.4 rainfall days, 70mm (2.76") of precipitation is typically accumulated. Throughout the year, there are 172.3 rainfall days, and 881mm (34.69") of precipitation is accumulated.Daylight
The month with the longest days is December, with an average of 13h and 54min of daylight.On the first day of the month, sunrise is at 05:11 and sunset at 19:00. On the last day of December, sunrise is at 05:22 and sunset at 19:17 -03.
Sunshine
In Pedras Grandes, the average sunshine in December is 7.4h.UV index
January through March and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What are the least humid months?
What is the average humidity in December?
How many days does it rain in December?
When are the longest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Pedras Grandes?
How long on average sun shines in December?
What are the months with the highest UV index?
What is the UV index intensity in December?
Average temperature in December
Pedras Grandes, Brazil
- Average high temperature in December: 27.8°C
The warmest month (with the highest average high temperature) is February (28.8°C).
The month with the lowest average high temperature is July (19.8°C).
- Average low temperature in December: 18.8°C
The month with the highest average low temperature is February (19.9°C).
The coldest month (with the lowest average low temperature) is July (11.5°C).
Average pressure in December
Pedras Grandes, Brazil
- Average pressure in December: 1012.1mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed in December
Pedras Grandes, Brazil
- Average wind speed in December: 9.5km/h
The windiest months (with the highest average wind speed) are October and November (10.7km/h).
The calmest month (with the lowest average wind speed) is February (8.2km/h).
Average humidity in December
Pedras Grandes, Brazil
- Average humidity in December: 80%
The months with the highest relative humidity are March, May and June (83%).
The months with the lowest relative humidity are November and December (80%).
Average rainfall in December
Pedras Grandes, Brazil
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is January (106mm).
The driest month (with the least rainfall) is November (47mm).
Average rainfall days in December
Pedras Grandes, Brazil
- Average rainfall days in December: 15.4 days
The month with the highest number of rainy days is February (19.1 days).
The month with the least rainy days is June (10.8 days).
Average daylight in December /
Average sunshine in December
Pedras Grandes, Brazil
- Average daylight in December: 13h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 30min).
The month with the least sunshine is October (Average sunshine: 6h and 54min).
Average sunshine days in December
Pedras Grandes, Brazil
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is June (18.2 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in December
Pedras Grandes, Brazil
- Average UV index in December: 6
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is July (UV index 4).
Average cloud cover in December
Pedras Grandes, Brazil
- Average cloud cover in December: 47
The months with the most cloud cover are January and October (Cloud cover 48).
The months with the least cloud cover are June and August (Cloud cover 37).
Average visibility in December
Pedras Grandes, Brazil
- Average visibility in December: 8km
The months with the highest visibility are July, August and November (9km).
The months with the lowest visibility are January, February, March, April, May, June, September, October and December (8km).
