January weather forecast
Brejo dos Santos, Brazil

January, the same as December, in Brejo dos Santos, Brazil, is another tropical summer month, with an average temperature ranging between max 33.8°C (92.8°F) and min 23.1°C (73.6°F).

Temperature

Brejo dos Santos commences January with an average high-temperature of a still hot 33.8°C (92.8°F), maintaining a close resemblance to the previous month. In Brejo dos Santos, the average temperature during the nights of January drops to a warm 23.1°C (73.6°F).

Heat index

January's mean heat index is evaluated at a blisteringly hot 41°C (105.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. 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 quite important for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. 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. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In January, the average relative humidity in Brejo dos Santos is 58%.

Rainfall

In January, in Brejo dos Santos, Brazil, the rain falls for 18.9 days. Throughout January, 69mm (2.72") of precipitation is accumulated. In Brejo dos Santos, during the entire year, the rain falls for 148.4 days and collects up to 508mm (20") of precipitation.

Daylight

In Brejo dos Santos, Brazil, the average length of the day in January is 12h and 26min.
On the first day of the month, sunrise is at 05:20 and sunset at 17:49. On the last day of January, sunrise is at 05:33 and sunset at 17:56 -03.

Sunshine

The average sunshine in January in Brejo dos Santos is 9h.

UV index

January through March, August through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In January, an average UV index of 7 transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.