January weather forecast
Jales, Brazil

January, the same as December, is another warm summer month in Jales, Brazil, with temperature in the range of an average low of 21.6°C (70.9°F) and an average high of 29.6°C (85.3°F).

Temperature

Jales's average high-temperature in January is a moderately hot 29.6°C (85.3°F), marking an insignificant difference from the 30.2°C (86.4°F) of December. Throughout the month of January, Jales witnesses an average temperature of 21.6°C (70.9°F).

Heat index

For most parts of January, the heat index is appraised at a torrid 37°C (98.6°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. 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. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In January, the average relative humidity in Jales is 83%.

Rainfall

January is the month with the most rainfall. Rain falls for 29.3 days and accumulates 219mm (8.62") of precipitation.

Daylight

In Jales, the average length of the day in January is 13h and 12min.
On the first day of January in Jales, Brazil, sunrise is at 05:45 and sunset at 19:05. On the last day of the month, sunrise is at 06:05 and sunset at 19:05 -03.

Sunshine

The month with the least sunshine is January, with an average of 7.1h of sunshine.

UV index

The months with the lowest UV index are January through July, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in January translates into this advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. 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. During bright days, sunglasses that offer UVA and UVB defense are recommended.