April weather forecastSerrinha, Brazil
April
Weather in April
April, the same as March, in Serrinha, Brazil, is another hot autumn month, with an average temperature varying between 31°C (87.8°F) and 21.3°C (70.3°F).Temperature
Serrinha notes an average high-temperature of a still tropical 31°C (87.8°F) in April, hardly diverging from March. During April, an average low-temperature of 21.3°C (70.3°F) is observed.Heat index
April's heat index is appraised at an extremely hot 40°C (104°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', measures the perceived warmth when incorporating the humidity present in the air. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.
Humidity
The average relative humidity in April in Serrinha, Brazil, is 77%.Rainfall
In April, the rain falls for 17.5 days. Throughout April, 42mm (1.65") of precipitation is accumulated. Throughout the year, in Serrinha, there are 176.7 rainfall days, and 347mm (13.66") of precipitation is accumulated.Daylight
In Serrinha, the average length of the day in April is 11h and 50min.On the first day of April in Serrinha, sunrise is at 05:40 and sunset at 17:39. On the last day of the month, sunrise is at 05:42 and sunset at 17:24 -03.
Sunshine
The average sunshine in April in Serrinha is 5.7h.UV index
The average daily maximum UV index in April in Serrinha is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 6 in April translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Serrinha, Brazil
- Average high temperature in April: 31°C
The warmest month (with the highest average high temperature) is March (32.8°C).
The month with the lowest average high temperature is July (26.9°C).
- Average low temperature in April: 21.3°C
The months with the highest average low temperature are February and March (21.9°C).
The coldest month (with the lowest average low temperature) is August (17.6°C).
Average pressure in April
Serrinha, Brazil
- Average pressure in April: 1013.2mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The months with the lowest atmospheric pressure are March and December (1012.2mbar).
Average wind speed in April
Serrinha, Brazil
- Average wind speed in April: 11.6km/h
The windiest month (with the highest average wind speed) is October (14.8km/h).
The calmest month (with the lowest average wind speed) is April (11.6km/h).
Average humidity in April
Serrinha, Brazil
- Average humidity in April: 77%
The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are February, November and December (69%).
Average rainfall in April
Serrinha, Brazil
- Average rainfall in April: 42mm
The wettest month (with the highest rainfall) is March (45mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in April
Serrinha, Brazil
- Average rainfall days in April: 17.5 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is December (12.1 days).
Average daylight in April /
Average sunshine in April
Serrinha, Brazil
- Average daylight in April: 11h and 48min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).
- Average sunshine in April: 5h and 42min
The month with the most sunshine is January (Average sunshine: 9h and 24min).
The months with the least sunshine are May and June (Average sunshine: 4h and 42min).
Average sunshine days in April
Serrinha, Brazil
- Average sunshine days in April: 9.8 days
The month with the most sunshine days is December (16 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in April
Serrinha, Brazil
- Average UV index in April: 6
The months with the highest UV index are January, February, March, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in April
Serrinha, Brazil
- Average cloud cover in April: 57
The months with the most cloud cover are May and June (Cloud cover 65).
The months with the least cloud cover are February and March (Cloud cover 43).
Average visibility in April
Serrinha, Brazil
- Average visibility in April: 8km
The months with the highest visibility are January, February, March, October, November and December (9km).
The months with the lowest visibility are May, June, July and August (7km).





