December weather forecast and climate
Soure, Brazil

December, the first month of the summer, in Soure, is still a tropical month, with average temperature fluctuating between 30.5°C (86.9°F) and 26.1°C (79°F).

Temperature

In Soure, the average high-temperature is relatively the same as in November - a still tropical 30.5°C (86.9°F). The average low-temperature, in Soure, Brazil, is 26.1°C (79°F).

Heat index

The average heat index is evaluated at a torrid 37.7°C (99.9°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, clothing, metabolic differences), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity is 75%.

Rainfall

In Soure, Brazil, it is raining for 25.2 days, with typically 205mm (8.07") of accumulated precipitation. In Soure, during the entire year, the rain falls for 296.2 days and collects up to 2404mm (94.65") of precipitation.

Sea temperature

In December, the average sea temperature in Soure, Brazil, is 28.4°C (83.1°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

Months with the longest days are January, November and December, with an average of 12.2h of daylight.

Sunshine

The average sunshine in Soure is 8.1h.

UV index

February, March, May through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in December in Soure?

The average high-temperature, in December, in Soure, is 30.5°C (86.9°F), while the average low-temperature is 26.1°C (79°F). In December, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that represents influence of the relative humidity to air temperaure, is estimated at 37.7°C (99.9°F).

What is the average humidity in December in Soure?

The average relative humidity in December in Soure, Brazil, is 75%.

How many days does it rain in December in Soure?

In Soure, in December, during 25.2 rainfall days, 205mm (8.07") of precipitation is typically accumulated.

What is the water temperature in December in Soure?

In Soure, Brazil, in December, the average water temperature is 28.4°C (83.1°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

When are the longest days in Soure?

January, November and December, with an average of 12.2h of daylight, are months with the longest days in Soure.

How many hours of daylight does Soure have in December?

In Soure, Brazil, the average length of the day in December is 12.2h.

How many hours of sunshine does Soure have in December?

In Soure, the average sunshine in December is 8.1h.

What are the months with the highest UV index in Soure?

February, March, May through December, with an average maximum UV index of 7, are months with the highest UV index in Soure.

What is the UV index intensity in December in Soure?

The average daily maximum UV index in December in Soure is 7. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Soure, Brazil
  • Average high temperature in December: 30.5°C

The warmest month (with the highest average high temperature) is October (31.4°C).
The month with the lowest average high temperature is April (28.7°C).

  • Average low temperature in December: 26.1°C

The month with the highest average low temperature is November (26.5°C).
The coldest month (with the lowest average low temperature) is April (24.8°C).

Average pressure in December - Soure, Brazil
  • Average pressure in December: 1009.8mbar

The month with the highest atmospheric pressure is July (1012.7mbar).
The month with the lowest atmospheric pressure is November (1009.3mbar).

Average wind speed in December - Soure, Brazil
  • Average wind speed in December: 16.1km/h

The windiest month (with the highest average wind speed) is November (17km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).

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

The month with the highest relative humidity is April (85%).
Months with the lowest relative humidity are October and November (72%).

Average rainfall in December - Soure, Brazil
  • Average rainfall in December: 205mm

The wettest month (with the highest rainfall) is April (375mm).
The driest month (with the least rainfall) is October (29mm).

Average rainfall days in December - Soure, Brazil
  • Average rainfall days in December: 25.2 days

The month with the highest number of rainy days is March (30.6 days).
The month with the least rainy days is October (12.7 days).

Average sea temperature in December - Soure, Brazil
  • Average sea temperature in December: 28.4°C

The best months for swimming (with the highest average sea temperature) are May, July, August and November (28.8°C).
The coldest month (with the lowest average sea temperature) is October (28.3°C).

Average daylight in December / Average sunshine in December - Soure, Brazil
  • Average daylight in December: 12.2h

Months with the longest days are January, November and December (Average daylight: 12.2h).
Months with the shortest days are February, March, April, May, June, July, August, September and October (Average daylight: 12.1h).

  • Average sunshine in December: 8.1h

The month with the most sunshine is October (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 6.8h).

Average sunshine days in December - Soure, Brazil
  • Average sunshine days in December: 1.7 days

The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is February (0 days).

Average UV index in December - Soure, Brazil
  • Average UV index in December: 7

Months with the highest UV index are February, March, May, June, July, August, September, October, November and December (UV index 7).
Months with the lowest UV index are January and April (UV index 6).

Average cloud cover in December - Soure, Brazil
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December - Soure, Brazil
  • Average visibility in December: 10km

Months with the highest visibility are July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May and June (9km).