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
In the transition from November to December, Hidrolina reports an average high-temperature of a still moderately hot 28.6°C (83.5°F), indicating a close resemblance to the prior month. In the month of December, the average temperature dips to an agreeable 20.3°C (68.5°F) during the night.Heat index
For December, the heat index is estimated at a hot 34°C (93.2°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
The average relative humidity in December is 83%.Rainfall
In Hidrolina, Brazil, in December, it is raining for 26.3 days, with typically 167mm (6.57") of accumulated precipitation. Throughout the year, there are 192.3 rainfall days, and 1039mm (40.91") of precipitation is accumulated.Daylight
With an average of 13h and 0min of daylight, December has the longest days of the year.On the first day of December in Hidrolina, sunrise is at 05:38 and sunset at 18:35. On the last day of the month, sunrise is at 05:51 and sunset at 18:50 -03.
Sunshine
The months with the least sunshine in Hidrolina are January and December, with an average of 7.2h of sunshine.UV index
The months with the lowest UV index are January through July, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily maximum UV index of 6 leads to the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Hidrolina in December?
What is the average humidity in December in Hidrolina?
How much does it rain in Hidrolina in December?
When are the longest days in Hidrolina?
What is the average length of the day in December in Hidrolina?
When is the sunrise / sunset in December in Hidrolina?
What is the month with the least sunshine in Hidrolina?
How many hours of sunshine does Hidrolina have in December?
What are the months with the lowest UV index in Hidrolina?
How high is the UV index in December in Hidrolina?
Average temperature in December
Hidrolina, Brazil
- Average high temperature in December: 28.6°C
The warmest month (with the highest average high temperature) is September (35.1°C).
The month with the lowest average high temperature is January (28.3°C).
- Average low temperature in December: 20.3°C
The month with the highest average low temperature is October (21.8°C).
The coldest month (with the lowest average low temperature) is July (16.6°C).
Average pressure in December
Hidrolina, Brazil
- Average pressure in December: 1011.1mbar
The month with the highest atmospheric pressure is July (1016.3mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in December
Hidrolina, Brazil
- Average wind speed in December: 5.6km/h
The windiest months (with the highest average wind speed) are August and September (7.7km/h).
The calmest month (with the lowest average wind speed) is March (4.7km/h).
Average humidity in December
Hidrolina, Brazil
- Average humidity in December: 83%
The month with the highest relative humidity is March (86%).
The month with the lowest relative humidity is September (38%).
Average rainfall in December
Hidrolina, Brazil
- Average rainfall in December: 167mm
The wettest month (with the highest rainfall) is November (177mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in December
Hidrolina, Brazil
- Average rainfall days in December: 26.3 days
The month with the highest number of rainy days is March (27.3 days).
The month with the least rainy days is July (0.9 days).
Average daylight in December /
Average sunshine in December
Hidrolina, Brazil
- Average daylight in December: 13h and 0min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 18min).
- Average sunshine in December: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 7h and 12min).
Average sunshine days in December
Hidrolina, Brazil
- Average sunshine days in December: 4.4 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is March (3 days).
Average UV index in December
Hidrolina, Brazil
- Average UV index in December: 6
The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, October, November and December (UV index 6).
Average cloud cover in December
Hidrolina, Brazil
- Average cloud cover in December: 52
The months with the most cloud cover are January and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in December
Hidrolina, Brazil
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and March (7km).
