January weather forecast
Todos os Santos, Brazil

January, the same as December, is another warm summer month in Todos os Santos, Brazil, with temperature in the range of an average high of 29.2°C (84.6°F) and an average low of 23.7°C (74.7°F).

Temperature

Todos os Santos's shift into January sets the average high-temperature at a still warm 29.2°C (84.6°F), a figure that deviates only slightly from December's 28.2°C (82.8°F). The average temperature drops to a still moderately hot 23.7°C (74.7°F) during the night in the month of January.

Heat index

During January, the heat index is estimated at a very hot 35°C (95°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

The average relative humidity in January in Todos os Santos is 79%.

Rainfall

In January, in Todos os Santos, Brazil, the rain falls for 19.8 days. Throughout January, 102mm (4.02") of precipitation is accumulated. Throughout the year, there are 192.5 rainfall days, and 812mm (31.97") of precipitation is accumulated.

Daylight

In January, the average length of the day is 13h and 21min.
On the first day of the month, sunrise is at 05:11 and sunset at 18:41. On the last day of January, sunrise is at 05:32 and sunset at 18:40 -03.

Sunshine

In January, the average sunshine in Todos os Santos is 8.5h.

UV index

The month with the highest UV index is January, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in January translates into these instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.