January weather forecastSerrinha, Brazil

Weather in January

January, like December, is a hot summer month in Serrinha, Brazil, with temperature in the range of an average high of 32.4°C (90.3°F) and an average low of 21.3°C (70.3°F).

Temperature

Serrinha, Brazil, marks the onset of January with an average high-temperature of a still tropical 32.4°C (90.3°F), subtly divergent from December's 32.3°C (90.1°F). During January, an average low-temperature of 21.3°C (70.3°F) is observed in Serrinha.

Heat index

For most parts of January, the heat index is appraised at a blistering 42°C (107.6°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Serrinha, the average relative humidity in January is 70%.

Rainfall

In Serrinha, in January, it is raining for 13.8 days, with typically 32mm (1.26") of accumulated precipitation. In Serrinha, during the entire year, the rain falls for 176.7 days and collects up to 347mm (13.66") of precipitation.

Daylight

In Serrinha, the average length of the day in January is 12h and 43min.
On the first day of January, sunrise is at 05:15 and sunset at 18:03. On the last day of the month, sunrise is at 05:30 and sunset at 18:07 -03.

Sunshine

The month with the most sunshine is January, with an average of 9.4h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 7, are months with the highest UV index in Serrinha. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the UV index of 7 transforms into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.