March weather forecastCaiuá, Brazil

Weather in March

The first month of the autumn, March, is also a moderately hot month in Caiuá, Brazil, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 20.8°C (69.4°F).

Temperature

March's onset sees an average high-temperature of a still moderately hot 29.3°C (84.7°F), exhibiting a slight fluctuation from the previous month. During March, Caiuá records a consistent average nighttime temperature of 20.8°C (69.4°F).

Heat index

In March, the heat index is evaluated at a very hot 37°C (98.6°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Observations indicate that the heat index values are for shady locations with light wind. 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 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The most humid month is March, with an average relative humidity of 84%.

Rainfall

In March, the rain falls for 22.3 days. Throughout March, 126mm (4.96") of precipitation is accumulated. Throughout the year, in Caiuá, Brazil, there are 190.4 rainfall days, and 1184mm (46.61") of precipitation is accumulated.

Daylight

The average length of the day in March is 12h and 13min.
On the first day of March, sunrise is at 06:24 and sunset at 18:55. On the last day of the month, sunrise is at 06:35 and sunset at 18:28 -03.

Sunshine

The average sunshine in March is 8h.

UV index

The average daily maximum UV index in March in Caiuá is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 6 in March translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.