January weather forecastBacabal, Brazil

Weather in January

January, like December, is another hot summer month in Bacabal, Brazil, with an average temperature varying between 30.8°C (87.4°F) and 22.3°C (72.1°F).

Temperature

Bacabal's average high-temperature marks a still hot 30.8°C (87.4°F) with the advent of January, closely mirroring that of the preceding month. Throughout January, Bacabal witnesses a nighttime temperature average of 22.3°C (72.1°F).

Heat index

The heat index in January is evaluated at an extremely hot 42°C (107.6°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. 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 hold particular importance for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In January, the average relative humidity in Bacabal is 86%.

Rainfall

In Bacabal, in January, during 30.1 rainfall days, 207mm (8.15") of precipitation is typically accumulated. Throughout the year, there are 252.6 rainfall days, and 1329mm (52.32") of precipitation is accumulated.

Daylight

In Bacabal, Brazil, the average length of the day in January is 12h and 20min.
On the first day of the month, sunrise is at 05:51 and sunset at 18:13. On the last day of January, in Bacabal, sunrise is at 06:03 and sunset at 18:21 -03.

Sunshine

In Bacabal, the average sunshine in January is 7.1h.

UV index

The months with the lowest UV index are January through April, June and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: In January, a regular UV index of 6 translates into these guidelines:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.