December weather forecast
Alagoinhas, Brazil

December

Weather in December

The first month of the summer, December, is also a hot month in Alagoinhas, Brazil, with an average temperature ranging between max 31.7°C (89.1°F) and min 21.3°C (70.3°F).

Temperature

In the transition from November to December, Alagoinhas reports an average high-temperature of a still hot 31.7°C (89.1°F), indicating a close resemblance to the prior month. Alagoinhas's nighttime temperature in December drops to an average of 21.3°C (70.3°F).

Heat index

In December, the average heat index is evaluated at an extremely hot 41°C (105.8°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. 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. 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 particular significance for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

January, February and December, with an average relative humidity of 75%, are the least humid months in Alagoinhas.

Rainfall

In Alagoinhas, in December, it is raining for 15.8 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, in Alagoinhas, there are 227.5 rainfall days, and 570mm (22.44") of precipitation is accumulated.

Daylight

The month with the longest days in Alagoinhas is December, with an average of 12h and 48min of daylight.
On the first day of the month, sunrise is at 04:59 and sunset at 17:46. On the last day of December, in Alagoinhas, sunrise is at 05:12 and sunset at 18:01 -03.

Sunshine

In December, the average sunshine is 7.4h.

UV index

The average daily maximum UV index in December in Alagoinhas is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 6 in December transforms into this advice:
Resist overexposure. Safeguarding from solar damage is indispensable. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

Is it hot in Alagoinhas during December?
An average high-temperature, in December, in Alagoinhas, is 31.7°C (89.1°F) and the average low-temperature is 21.3°C (70.3°F). In December, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 41°C (105.8°F).
What is the least humid month in Alagoinhas?
The months with the lowest humidity are January, February and December, with an average relative humidity of 75%.
What is the average humidity in December in Alagoinhas?
The average relative humidity in December is 75%.
How much does it rain in Alagoinhas in December?
In Alagoinhas, in December, during 15.8 rainfall days, 41mm (1.61") of precipitation is typically accumulated.
When are the longest days in Alagoinhas?
With an average of 12h and 48min of daylight, December has the longest days of the year in Alagoinhas.
What is the average length of the day in December in Alagoinhas?
The average day length in December in Alagoinhas is 12h and 50min.
What time are sunrise and sunset in December in Alagoinhas?
On the first day of December in Alagoinhas, Brazil, sunrise is at 04:59 and sunset at 17:46. On the last day of the month, sunrise is at 05:12 and sunset at 18:01 -03.
How long on average sun shines in December in Alagoinhas?
In December, the average sunshine duration in Alagoinhas is 7.4h.
What is the UV index intensity in December in Alagoinhas?
In Alagoinhas, Brazil, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Alagoinhas, Brazil
Average temperature in December
Alagoinhas, Brazil
  • Average high temperature in December: 31.7°C

The warmest month (with the highest average high temperature) is March (32.1°C).
The month with the lowest average high temperature is July (26.4°C).

  • Average low temperature in December: 21.3°C

The month with the highest average low temperature is March (21.8°C).
The coldest month (with the lowest average low temperature) is August (18.1°C).

Average pressure in December - Alagoinhas, Brazil
Average pressure in December
Alagoinhas, Brazil
  • Average pressure in December: 1012.2mbar

The months with the highest atmospheric pressure are July and August (1018mbar).
The months with the lowest atmospheric pressure are March and December (1012.2mbar).

Average wind speed in December - Alagoinhas, Brazil
Average wind speed in December
Alagoinhas, Brazil
  • Average wind speed in December: 9.5km/h

The windiest month (with the highest average wind speed) is November (9.7km/h).
The calmest month (with the lowest average wind speed) is April (7.6km/h).

Average humidity in December - Alagoinhas, Brazil
Average humidity in December
Alagoinhas, Brazil
  • Average humidity in December: 75%

The months with the highest relative humidity are May, June and July (86%).
The months with the lowest relative humidity are January, February and December (75%).

Average rainfall in December - Alagoinhas, Brazil
Average rainfall in December
Alagoinhas, Brazil
  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is April (83mm).
The driest month (with the least rainfall) is September (22mm).

Average rainfall days in December - Alagoinhas, Brazil
Average rainfall days in December
Alagoinhas, Brazil
  • Average rainfall days in December: 15.8 days

The month with the highest number of rainy days is May (23.3 days).
The month with the least rainy days is November (14.7 days).

Average daylight in December / Average sunshine in December - Alagoinhas, Brazil
Average daylight in December /
Average sunshine in December
Alagoinhas, Brazil
  • Average daylight in December: 12h and 5min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).

  • Average sunshine in December: 7h and 2min

The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is May (Average sunshine: 5h and 24min).

Average sunshine days in December - Alagoinhas, Brazil
Average sunshine days in December
Alagoinhas, Brazil
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is December (12.5 days).
The month with the least sunshine days is May (5.3 days).

Average UV index in December - Alagoinhas, Brazil
Average UV index in December
Alagoinhas, Brazil
  • Average UV index in December: 6

The months with the highest UV index are January, February, March and November (UV index 7).
The month with the lowest UV index is June (UV index 5).

Average cloud cover in December - Alagoinhas, Brazil
Average cloud cover in December
Alagoinhas, Brazil
  • Average cloud cover in December: 48

The month with the most cloud cover is May (Cloud cover 65).
The months with the least cloud cover are January, February and March (Cloud cover 46).

Average visibility in December - Alagoinhas, Brazil
Average visibility in December
Alagoinhas, Brazil
  • Average visibility in December: 8km

The months with the highest visibility are January, February, March, November and December (8km).
The months with the lowest visibility are May, June, July and August (6km).

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