Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April's onset brings an average high-temperature of a still warm 27.4°C (81.3°F), showing a minute difference from March's 28.8°C (83.8°F). April is noted for a mean low-temperature of 17.9°C (64.2°F).Heat index
In April, the heat index is estimated at a hot 31°C (87.8°F). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
The average relative humidity in April in São João do Caiuá is 82%.Rainfall
In São João do Caiuá, during April, the rain falls for 12.1 days and regularly aggregates up to 71mm (2.8") of precipitation. In São João do Caiuá, during the entire year, the rain falls for 188.5 days and collects up to 1243mm (48.94") of precipitation.Daylight
The average length of the day in April is 11h and 34min.On the first day of the month, sunrise is at 06:37 and sunset at 18:28. On the last day of April, in São João do Caiuá, Brazil, sunrise is at 06:48 and sunset at 18:04 -03.
Sunshine
The average sunshine in April is 8.3h.UV index
The months with the lowest UV index in São João do Caiuá are April through July, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in April interprets into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the average April temperature in São João do Caiuá?
What is the average humidity in April in São João do Caiuá?
How much does it rain in São João do Caiuá in April?
How many hours of daylight does São João do Caiuá have in April?
When is the sunrise / sunset in April in São João do Caiuá?
How long on average sun shines in April in São João do Caiuá?
What is the month with the lowest UV index in São João do Caiuá?
How high is the UV index in April in São João do Caiuá?
Average temperature in April
São João do Caiuá, Brazil
- Average high temperature in April: 27.4°C
The warmest months (with the highest average high temperature) are October and November (30°C).
The month with the lowest average high temperature is June (22.8°C).
- Average low temperature in April: 17.9°C
The months with the highest average low temperature are January and February (20.8°C).
The coldest month (with the lowest average low temperature) is July (14.2°C).
Average pressure in April
São João do Caiuá, Brazil
- Average pressure in April: 1014.2mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).
Average wind speed in April
São João do Caiuá, Brazil
- Average wind speed in April: 7.8km/h
The windiest month (with the highest average wind speed) is August (11km/h).
The calmest months (with the lowest average wind speed) are February and March (7.7km/h).
Average humidity in April
São João do Caiuá, Brazil
- Average humidity in April: 82%
The months with the highest relative humidity are May and June (86%).
The month with the lowest relative humidity is September (66%).
Average rainfall in April
São João do Caiuá, Brazil
- Average rainfall in April: 71mm
The wettest month (with the highest rainfall) is January (208mm).
The driest month (with the least rainfall) is July (41mm).
Average rainfall days in April
São João do Caiuá, Brazil
- Average rainfall days in April: 12.1 days
The month with the highest number of rainy days is January (26.1 days).
The month with the least rainy days is August (6.8 days).
Average daylight in April /
Average sunshine in April
São João do Caiuá, Brazil
- Average daylight in April: 11h and 4min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 7h and 12min).
Average sunshine days in April
São João do Caiuá, Brazil
- Average sunshine days in April: 16.8 days
The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is January (3.8 days).
Average UV index in April
São João do Caiuá, Brazil
- Average UV index in April: 5
The months with the highest UV index are January, February, March, August, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June and July (UV index 5).
Average cloud cover in April
São João do Caiuá, Brazil
- Average cloud cover in April: 36
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in April
São João do Caiuá, Brazil
- Average visibility in April: 8km
The months with the highest visibility are July, August, September, October and November (9km).
The months with the lowest visibility are January, May and June (7km).
São João do Caiuá, Brazil
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