March weather forecast
Olinda, Brazil

The first month of the autumn, March, is a tropical month in Olinda, Brazil, with temperature in the range of an average low of 25.4°C (77.7°F) and an average high of 30.4°C (86.7°F).

Temperature

Olinda's warmest temperatures are experienced in March, with average high temperatures of 30.4°C (86.7°F) and lows of 25.4°C (77.7°F).

Heat index

The average heat index in March is computed to be a torrid 37°C (98.6°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In March, the average relative humidity in Olinda, Brazil, is 74%.

Rainfall

In Olinda, during March, the rain falls for 19.1 days and regularly aggregates up to 67mm (2.64") of precipitation. Throughout the year, in Olinda, Brazil, there are 250.3 rainfall days, and 716mm (28.19") of precipitation is accumulated.

Sea temperature

The month with the warmest seawater is March, with an average sea temperature of 28.9°C (84°F).
Note: Swimming, diving, and other water-related activities in temperatures between 25°C (77°F) and 29°C (84.2°F) are considered highly enjoyable and satisfying for longer durations without uneasiness.

Daylight

In March, the average length of the day is 12h and 8min.
On the first day of March, sunrise is at 05:23 and sunset at 17:39. On the last day of the month, sunrise is at 05:22 and sunset at 17:24 -03.

Sunshine

The month with the most sunshine is March, with an average of 8.1h of sunshine.

UV index

The months with the highest UV index are January through May, September through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In March, the UV index of 7 transforms into the following advice:
Shun overexposure. Protection from sun ravages is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Attention! UV strength is notably upped by the reflection of sand and water.