April weather forecast
Rio Claro, Brazil

April

Weather in April

April, like March, in Rio Claro, Brazil, is a moderately hot autumn month, with an average temperature ranging between max 26.1°C (79°F) and min 16.3°C (61.3°F).

Temperature

With April's advent, Rio Claro sees an average high-temperature of a still moderately hot 26.1°C (79°F), subtly shifted from March's 27.4°C (81.3°F). Rio Claro, in April, witnesses an average low-temperature of 16.3°C (61.3°F).

Humidity

In Rio Claro, Brazil, the average relative humidity in April is 84%.

Rainfall

In Rio Claro, during April, the rain falls for 14.4 days and regularly aggregates up to 48mm (1.89") of precipitation. In Rio Claro, during the entire year, the rain falls for 185.9 days and collects up to 870mm (34.25") of precipitation.

Daylight

The average length of the day in April in Rio Claro is 11h and 34min.
On the first day of the month, sunrise is at 06:18 and sunset at 18:09. On the last day of April, in Rio Claro, sunrise is at 06:29 and sunset at 17:45 -03.

Sunshine

In April, the average sunshine in Rio Claro is 8.1h.

UV index

April through July and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 5 in April, converts into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the usual temperature for Rio Claro in April?
The high-temperature, in April, in Rio Claro, records 26.1°C (79°F), while the low-temperature is 16.3°C (61.3°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in March is appraised at 31°C (87.8°F).
What is the average humidity in April in Rio Claro?
In April, the average relative humidity in Rio Claro, Brazil, is 84%.
How much does it rain in Rio Claro in April?
In April, in Rio Claro, Brazil, the rain falls for 14.4 days. Throughout April, 48mm (1.89") of precipitation is accumulated.
How many hours of daylight does Rio Claro have in April?
The average day length in April is 11h and 34min.
What time are sunrise and sunset in April in Rio Claro?
In April, on the first day of the month, sunrise is at 06:18 and sunset at 18:09. On the last day of the month, in Rio Claro, sunrise is at 06:29 and sunset at 17:45 -03.
How many hours of sunshine does Rio Claro have in April?
In Rio Claro, Brazil, the average sunshine duration in April is 8.1h.
What are the months with the lowest UV index in Rio Claro?
The months with the lowest UV index are April through July and December, with an average maximum UV index of 5.
What is the UV index reading in April in Rio Claro?
In April, the average daily maximum UV index in Rio Claro is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Rio Claro, Brazil
  • Average high temperature in April: 26.1°C

The warmest month (with the highest average high temperature) is October (29.4°C).
The month with the lowest average high temperature is June (22.8°C).

  • Average low temperature in April: 16.3°C

The month with the highest average low temperature is December (19.5°C).
The coldest month (with the lowest average low temperature) is June (13.4°C).

Average pressure in April
Rio Claro, Brazil
  • Average pressure in April: 1015.8mbar

The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is December (1011.7mbar).

Average wind speed in April
Rio Claro, Brazil
  • Average wind speed in April: 6.5km/h

The windiest month (with the highest average wind speed) is October (8.9km/h).
The calmest months (with the lowest average wind speed) are March and April (6.5km/h).

Average humidity in April
Rio Claro, Brazil
  • Average humidity in April: 84%

The month with the highest relative humidity is March (86%).
The month with the lowest relative humidity is September (63%).

Average rainfall in April
Rio Claro, Brazil
  • Average rainfall in April: 48mm

The wettest month (with the highest rainfall) is January (154mm).
The driest month (with the least rainfall) is August (21mm).

Average rainfall days in April
Rio Claro, Brazil
  • Average rainfall days in April: 14.4 days

The month with the highest number of rainy days is January (25.9 days).
The month with the least rainy days is August (5.9 days).

Average daylight in April /
Average sunshine in April
Rio Claro, 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 1min

The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).

Average sunshine days in April
Rio Claro, Brazil
  • Average sunshine days in April: 14.1 days

The month with the most sunshine days is August (24.6 days).
The month with the least sunshine days is January (4.3 days).

Average UV index in April
Rio Claro, Brazil
  • Average UV index in April: 5

The months with the highest UV index are January, February, March, August, September, October and November (UV index 6).
The months with the lowest UV index are April, May, June, July and December (UV index 5).

Average cloud cover in April
Rio Claro, Brazil
  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in April
Rio Claro, Brazil
  • Average visibility in April: 7km

The months with the highest visibility are July, August, September, October and November (9km).
The months with the lowest visibility are January, March, April and May (7km).

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