April weather forecast
Nantes, Brazil

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Weather in April

April, like March, in Nantes, Brazil, is a moderately hot autumn month, with an average temperature varying between 18.4°C (65.1°F) and 27.6°C (81.7°F).

Temperature

As Nantes transitions into April, the average high-temperature stands at a still warm 27.6°C (81.7°F), offering little variation from the preceding month. In Nantes, April's nights observe an average temperature dip to an enjoyable 18.4°C (65.1°F).

Heat index

For most parts of April, the heat index is appraised at a hot 31°C (87.8°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. 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 particularly relevant to children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In April, the average relative humidity in Nantes is 81%.

Rainfall

In Nantes, during April, the rain falls for 14.1 days and regularly aggregates up to 72mm (2.83") of precipitation. Throughout the year, in Nantes, there are 196.8 rainfall days, and 1260mm (49.61") of precipitation is accumulated.

Daylight

In Nantes, the average length of the day in April is 11h and 34min.
On the first day of the month, sunrise is at 06:33 and sunset at 18:24. On the last day of April, in Nantes, sunrise is at 06:44 and sunset at 18:00 -03.

Sunshine

The average sunshine in April is 8.5h.

UV index

The months with the lowest UV index in Nantes, Brazil, are April and May, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 5 during April, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are April temperatures in Nantes?

An average high-temperature, in April, in Nantes, is 27.6°C (81.7°F) and the average low-temperature is 18.4°C (65.1°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in April is appraised at 31°C (87.8°F).

What is the average humidity in April in Nantes?

The average relative humidity in April is 81%.

How many days does it rain in April in Nantes?

In Nantes, Brazil, during April, the rain falls for 14.1 days and regularly aggregates up to 72mm (2.83") of precipitation.

What is the average length of the day in April in Nantes?

In Nantes, the average day length in April is 11h and 34min.

When are sunrise and sunset in April in Nantes?

In April, on the first day of the month, sunrise is at 06:33 and sunset at 18:24. On the last day of the month, sunrise is at 06:44 and sunset at 18:00 -03.

How many hours of sunshine does Nantes have in April?

In April, the average sunshine duration in Nantes, Brazil, is 8.5h.

What is the month with the lowest UV index in Nantes?

April and May, with an average maximum UV index of 5, are months with the lowest UV index in Nantes, Brazil.

What is the UV index intensity in April in Nantes?

In April, the average daily maximum UV index in Nantes, Brazil, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Nantes, Brazil

Average temperature in April - Nantes, Brazil
  • Average high temperature in April: 27.6°C

The warmest month (with the highest average high temperature) is October (30.9°C).
The month with the lowest average high temperature is June (24.1°C).

  • Average low temperature in April: 18.4°C

The months with the highest average low temperature are January and December (21.3°C).
The coldest months (with the lowest average low temperature) are June and July (15.3°C).

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Average pressure in April
Nantes, Brazil

Average pressure in April - Nantes, Brazil
  • Average pressure in April: 1014mbar

The month with the highest atmospheric pressure is July (1018.1mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).

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Average wind speed in April
Nantes, Brazil

Average wind speed in April - Nantes, Brazil
  • Average wind speed in April: 8km/h

The windiest month (with the highest average wind speed) is August (11.1km/h).
The calmest months (with the lowest average wind speed) are February and March (7.8km/h).

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Average humidity in April
Nantes, Brazil

Average humidity in April - Nantes, Brazil
  • Average humidity in April: 81%

The months with the highest relative humidity are February and March (84%).
The months with the lowest relative humidity are August and September (59%).

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Average rainfall in April
Nantes, Brazil

Average rainfall in April - Nantes, Brazil
  • Average rainfall in April: 72mm

The wettest month (with the highest rainfall) is January (233mm).
The driest month (with the least rainfall) is July (29mm).

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Average rainfall days in April
Nantes, Brazil

Average rainfall days in April - Nantes, Brazil
  • Average rainfall days in April: 14.1 days

The month with the highest number of rainy days is January (28.5 days).
The month with the least rainy days is August (5.3 days).

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Average daylight in April /
Average sunshine in April
Nantes, Brazil

Average daylight in April / Average sunshine in April - Nantes, 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 3min

The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

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Average sunshine days in April
Nantes, Brazil

Average sunshine days in April - Nantes, Brazil
  • Average sunshine days in April: 13.8 days

The month with the most sunshine days is August (25.1 days).
The month with the least sunshine days is January (2 days).

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Average UV index in April
Nantes, Brazil

Average UV index in April - Nantes, Brazil
  • Average UV index in April: 5

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

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Average cloud cover in April
Nantes, Brazil

Average cloud cover in April - Nantes, Brazil
  • Average cloud cover in April: 34

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in April
Nantes, Brazil

Average visibility in April - Nantes, Brazil
  • Average visibility in April: 8km

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May and June (8km).

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Nantes, Brazil

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