January weather forecast
Anajás, Brazil

January, the same as December, in Anajás, Brazil, is another hot summer month, with temperature in the range of an average low of 22.4°C (72.3°F) and an average high of 31°C (87.8°F).

Temperature

The shift into January uncovers an average high-temperature of a still hot 31°C (87.8°F), subtly different from the previous month. Anajás observes an average nighttime low-temperature of 22.4°C (72.3°F) during the month of January.

Heat index

January's mean heat index is estimated at a blistering 43°C (109.4°F). Precaution: Heat cramps along with heat exhaustion are possible. Heatstroke is a serious risk with continued exertion.
Data suggests that the heat index is set for environments in shade and with a light wind. 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 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in January in Anajás, Brazil, is 86%.

Rainfall

In Anajás, during January, the rain falls for 30.1 days and regularly aggregates up to 175mm (6.89") of precipitation. In Anajás, Brazil, during the entire year, the rain falls for 282.9 days and collects up to 1449mm (57.05") of precipitation.

Daylight

The average length of the day in January is 12h and 10min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:28. On the last day of January, sunrise is at 06:28 and sunset at 18:37 -03.

Sunshine

The average sunshine in January in Anajás is 6.1h.

UV index

The months with the lowest UV index in Anajás are January through April and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a daily maximum UV index of 6 leads to the following instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.