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
Riacho dos Machados enters December recording an average high-temperature of a still warm 28.5°C (83.3°F), consistent with the temperature of the month gone by. In Riacho dos Machados, an average low-temperature of 19.1°C (66.4°F) is recorded during December nights.Heat index
Throughout December, the heat index is appraised at a tropical 33°C (91.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.Realize that the values for the heat index are set for shaded places and light winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
In Riacho dos Machados, Brazil, the average relative humidity in December is 78%.Rainfall
In Riacho dos Machados, during December, the rain falls for 23 days and regularly aggregates up to 109mm (4.29") of precipitation. In Riacho dos Machados, during the entire year, the rain falls for 151.8 days and collects up to 685mm (26.97") of precipitation.Daylight
With an average of 13h and 6min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:11 and sunset at 18:11. On the last day of the month, sunrise is at 05:23 and sunset at 18:27 -03.
Sunshine
The average sunshine in December is 8.3h.UV index
In Riacho dos Machados, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 6 suggests this advice:
Fend off overexposure. Sun protection is vital. 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. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is December?
What is the average humidity in December?
How many days does it rain in December?
When are the longest days?
How many hours of daylight does Riacho dos Machados have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the UV index reading in December?
Average temperature in December
Riacho dos Machados, Brazil
- Average high temperature in December: 28.5°C
The warmest month (with the highest average high temperature) is October (31.1°C).
The month with the lowest average high temperature is June (26.2°C).
- Average low temperature in December: 19.1°C
The month with the highest average low temperature is November (19.2°C).
The coldest month (with the lowest average low temperature) is July (14.9°C).
Average pressure in December
Riacho dos Machados, Brazil
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in December
Riacho dos Machados, Brazil
- Average wind speed in December: 7.7km/h
The windiest month (with the highest average wind speed) is August (11.8km/h).
The calmest month (with the lowest average wind speed) is March (7.4km/h).
Average humidity in December
Riacho dos Machados, Brazil
- Average humidity in December: 78%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is September (54%).
Average rainfall in December
Riacho dos Machados, Brazil
- Average rainfall in December: 109mm
The wettest month (with the highest rainfall) is November (125mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Riacho dos Machados, Brazil
- Average rainfall days in December: 23 days
The month with the highest number of rainy days is December (23 days).
The month with the least rainy days is August (1.5 days).
Average daylight in December /
Average sunshine in December
Riacho dos Machados, Brazil
- Average daylight in December: 13h and 1min
The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in December: 8h and 2min
The month with the most sunshine is September (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).
Average sunshine days in December
Riacho dos Machados, Brazil
- Average sunshine days in December: 6.8 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is November (6.7 days).
Average UV index in December
Riacho dos Machados, Brazil
- Average UV index in December: 6
The month with the highest UV index is September (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in December
Riacho dos Machados, Brazil
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is September (Cloud cover 16).
Average visibility in December
Riacho dos Machados, Brazil
- Average visibility in December: 8km
The months with the highest visibility are July, August, September and October (10km).
The months with the lowest visibility are January, March, April and December (8km).
