January weather forecast
Coreaú, Brazil

January, like December, is another hot summer month in Coreaú, Brazil, with an average temperature varying between 22.8°C (73°F) and 31.8°C (89.2°F).

Temperature

Coreaú signifies an average high-temperature of a still tropical 31.8°C (89.2°F) in January, closely mirroring the 33.7°C (92.7°F) of December. During January, Coreaú's temperature averages to a pleasant 22.8°C (73°F) at night.

Heat index

The heat index for January is calculated to be a scorching 42°C (107.6°F). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 remain especially vital for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In Coreaú, the average relative humidity in January is 75%.

Rainfall

In January, the rain falls for 24.7 days. Throughout January, 172mm (6.77") of precipitation is accumulated. In Coreaú, during the entire year, the rain falls for 204.6 days and collects up to 1055mm (41.54") of precipitation.

Daylight

In Coreaú, Brazil, the average length of the day in January is 12h and 18min.
On the first day of the month, sunrise is at 05:36 and sunset at 17:55. On the last day of January, sunrise is at 05:47 and sunset at 18:04 -03.

Sunshine

In Coreaú, Brazil, the average sunshine in January is 7.4h.

UV index

The months with the lowest UV index are January through June, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during January translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. 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.