January weather forecastDracena, Brazil

Weather in January

January, like December, is another tropical summer month in Dracena, Brazil, with an average temperature fluctuating between 30.3°C (86.5°F) and 21.8°C (71.2°F).

Temperature

Dracena observes a minor difference in average high-temperatures between December's 30.8°C (87.4°F) and January's 30.3°C (86.5°F). During the month of January, an average temperature of 21.8°C (71.2°F) is noted during the nights.

Heat index

During January, the heat index is calculated to be a very hot 39°C (102.2°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. 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. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In Dracena, the average relative humidity in January is 81%.

Rainfall

January is the month with the most rainfall. Rain falls for 27.4 days and accumulates 201mm (7.91") of precipitation.

Daylight

In Dracena, Brazil, the average length of the day in January is 13h and 16min.
On the first day of the month, sunrise is at 05:47 and sunset at 19:12. On the last day of January, sunrise is at 06:07 and sunset at 19:11 -03.

Sunshine

January and February, with an average of 7.4h of sunshine, are months with the least sunshine.

UV index

In January, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in January interprets into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.