April weather forecast
Antonina do Norte, Brazil

April, the same as March, in Antonina do Norte, Brazil, is a hot autumn month, with temperature in the range of an average high of 31.3°C (88.3°F) and an average low of 21.5°C (70.7°F).

Temperature

The transition into April marks the average high-temperature at a still tropical 31.3°C (88.3°F), differing minimally from March's 32.2°C (90°F). The average low-temperature, in April, in Antonina do Norte, is a pleasant 21.5°C (70.7°F).

Heat index

For April, the heat index is computed to be a scorching 41°C (105.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

April is the most humid month, with an average relative humidity of 77%.

Rainfall

In Antonina do Norte, in April, it is raining for 23.9 days, with typically 107mm (4.21") of accumulated precipitation. In Antonina do Norte, during the entire year, the rain falls for 168.6 days and collects up to 686mm (27.01") of precipitation.

Daylight

In Antonina do Norte, the average length of the day in April is 11h and 58min.
On the first day of April, sunrise is at 05:42 and sunset at 17:44. On the last day of the month, sunrise is at 05:40 and sunset at 17:33 -03.

Sunshine

The average sunshine in April is 7h.

UV index

February, April through June, with an average maximum UV index of 6, are months with the lowest UV index in Antonina do Norte. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In April, the UV index of 6 transforms into the following advice:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.