January weather forecast
Paulistana, Brazil

January, the same as December, in Paulistana, Brazil, is a hot summer month, with temperature in the range of an average high of 30.2°C (86.4°F) and an average low of 20°C (68°F).

Temperature

Paulistana notes an average high-temperature of a still hot 30.2°C (86.4°F) in January, displaying minor variation from December. Paulistana records an average temperature drop to an agreeable 20°C (68°F) in January.

Heat index

The average heat index in January is evaluated at a very hot 35°C (95°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. 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 particularly relevant to babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In January, the average relative humidity is 68%.

Rainfall

In Paulistana, in January, it is raining for 23.8 days, with typically 132mm (5.2") of accumulated precipitation. In Paulistana, during the entire year, the rain falls for 155.7 days and collects up to 821mm (32.32") of precipitation.

Daylight

In Paulistana, Brazil, the average length of the day in January is 12h and 32min.
On the first day of January, sunrise is at 05:30 and sunset at 18:05. On the last day of the month, sunrise is at 05:44 and sunset at 18:11 -03.

Sunshine

The month with the most sunshine in Paulistana, Brazil, is January, with an average of 9.6h of sunshine.

UV index

The months with the lowest UV index are January through August and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 6 in January transforms into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. 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. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.