January weather forecastJacupemba, Brazil

Weather in January

January in Jacupemba, Brazil, is a hot summer month, with an average temperature ranging between min 22°C (71.6°F) and max 30.3°C (86.5°F).

Temperature

January's onset brings an average high-temperature of a hot 30.3°C (86.5°F), showing a minute difference from December's 29.5°C (85.1°F). Throughout January, Jacupemba records an average temperature of 22°C (71.6°F) at night.

Heat index

The heat index in January is evaluated at a sweltering 39°C (102.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Jacupemba, in January, during 18 rainfall days, 84mm (3.31") of precipitation is typically accumulated. Throughout the year, in Jacupemba, there are 197 rainfall days, and 741mm (29.17") of precipitation is accumulated.

Daylight

In January, the average length of the day is 13h and 10min.
On the first day of the month, sunrise is at 05:05 and sunset at 18:22. On the last day of January, sunrise is at 05:24 and sunset at 18:23 -03.

Sunshine

In January, the average sunshine is 8.1h.

UV index

The months with the highest UV index are January and February, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in January transforms into the following instructions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun 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.