January weather forecast
Porto Seguro, Brazil

In Porto Seguro, Brazil, January is characterized by warm temperatures and relatively high humidity. A slight sea breeze provides respite from the heat with average wind speeds at 12.4km/h (7.7mph). This is the month of the year with the highest recorded temperature, with the mercury often rising from 24°C (75.2°F) to 28.9°C (84°F). The city's vast beaches become a favorite spot for both tourists and locals. Daily sunshine hours average around 10.4, providing ample opportunity for outdoor activities.

Temperature

January in Porto Seguro welcomes an average high-temperature of a still warm 28.9°C (84°F), not much different from the preceding month. During the nights of January, Porto Seguro records an average low-temperature of 24°C (75.2°F), reflecting a modest decrease from daytime highs.

Heat index

For most parts of January, the heat index is computed to be a hot 34°C (93.2°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', determines the feeling of heat when you account for the relative humidity. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The months with the lowest humidity are January, February and September, with an average relative humidity of 78%.

Rainfall

In Porto Seguro, in January, it is raining for 19.5 days, with typically 67mm (2.64") of accumulated precipitation. Throughout the year, in Porto Seguro, Brazil, there are 228.4 rainfall days, and 919mm (36.18") of precipitation is accumulated.

Sea temperature

In Porto Seguro, in January, the average water temperature is 27.2°C (81°F).
Note: Water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm, making water activities enjoyable for prolonged periods without any uncomfortable sensations.

Daylight

In Porto Seguro, the average length of the day in January is 12h and 59min.
On the first day of the month, sunrise is at 05:06 and sunset at 18:12. On the last day of January, in Porto Seguro, sunrise is at 05:24 and sunset at 18:14 -03.

Sunshine

In Porto Seguro, the average sunshine in January is 10.4h.

UV index

The months with the highest UV index in Porto Seguro, Brazil, are January through March, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 7 in January converts into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Stay alert! Reflective properties of sand and water amplify the Sun's UV radiation.