December weather forecastBotumirim, Brazil

December

Weather in December

December, the first month of the summer in Botumirim, is also a moderately hot month, with an average temperature fluctuating between 18.5°C (65.3°F) and 27.2°C (81°F).

Temperature

December's beginning signals an average high-temperature of a still moderately hot 27.2°C (81°F), barely different from November's 27.1°C (80.8°F). Botumirim observes an average low-temperature of 18.5°C (65.3°F) during December.

Heat index

In December, the heat index is evaluated at a hot 31°C (87.8°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

In December, the average relative humidity is 86%.

Rainfall

The months with the most rainfall are November and December, with an average 163mm (6.42") of precipitation.

Daylight

December has the longest days of the year, with an average of 13h and 6min of daylight.
On the first day of December, sunrise is at 05:09 and sunset at 18:13. On the last day of the month, sunrise is at 05:21 and sunset at 18:28 -03.

Sunshine

The average sunshine in December is 7.2h.

UV index

The months with the highest UV index are January through March, August through October and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during December translates into the following directions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. 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. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

The high-temperature, in December, in Botumirim, is 27.2°C (81°F), while the low-temperature averages to 18.5°C (65.3°F). In December, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 31°C (87.8°F).

In Botumirim, the average relative humidity in December is 86%.

The months with the most rainfall are November and December, with an average 163mm (6.42") of precipitation.

In Botumirim, during December, the rain falls for 23.2 days and regularly aggregates up to 163mm (6.42") of precipitation.

With an average of 13h and 6min of daylight, December has the longest days of the year.

The average day length in December is 13h and 7min.

On the first day of December, sunrise is at 05:09 and sunset at 18:13. On the last day of the month, sunrise is at 05:21 and sunset at 18:28 -03.

In December, the average sunshine duration is 7.2h.

The months with the highest UV index are January through March, August through October and December, with an average maximum UV index of 6.

In December, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Botumirim, Brazil

  • Average high temperature in December: 27.2°C

The warmest month (with the highest average high temperature) is October (29.2°C).
The month with the lowest average high temperature is June (24.4°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is December (18.5°C).
The coldest month (with the lowest average low temperature) is July (13.6°C).

Average pressure in December
Botumirim, Brazil

  • Average pressure in December: 1013.1mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1013.1mbar).

Average wind speed in December
Botumirim, Brazil

  • Average wind speed in December: 6.5km/h

The windiest month (with the highest average wind speed) is September (8.7km/h).
The calmest months (with the lowest average wind speed) are March and May (5.8km/h).

Average humidity in December
Botumirim, Brazil

  • Average humidity in December: 86%

The month with the highest relative humidity is April (87%).
The month with the lowest relative humidity is September (65%).

Average rainfall in December
Botumirim, Brazil

  • Average rainfall in December: 163mm

The wettest months (with the highest rainfall) are November and December (163mm).
The driest month (with the least rainfall) is July (5mm).

Average rainfall days in December
Botumirim, Brazil

  • Average rainfall days in December: 23.2 days

The month with the highest number of rainy days is November (23.5 days).
The month with the least rainy days is August (6 days).

Average daylight in December /
Average sunshine in December
Botumirim, Brazil

  • Average daylight in December: 13h and 6min

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 6min).

  • Average sunshine in December: 7h and 12min

The month with the most sunshine is September (Average sunshine: 8h and 42min).
The months with the least sunshine are April and November (Average sunshine: 6h and 36min).

Average sunshine days in December
Botumirim, Brazil

  • Average sunshine days in December: 5.6 days

The month with the most sunshine days is August (20.7 days).
The month with the least sunshine days is November (4.8 days).

Average UV index in December
Botumirim, Brazil

  • Average UV index in December: 6

The months with the highest UV index are January, February, March, August, September, October and December (UV index 6).
The months with the lowest UV index are April, May, June, July and November (UV index 5).

Average cloud cover in December
Botumirim, Brazil

  • Average cloud cover in December: 58

The month with the most cloud cover is April (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in December
Botumirim, Brazil

  • Average visibility in December: 7km

The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are January, April and May (6km).