April weather forecast
Mariel, Cuba

Weather in April

April, the same as March, is another warm spring month in Mariel, Cuba, with average temperature varying between 22.8°C (73°F) and 29.4°C (84.9°F).

Temperature

In April, the average high-temperature is almost the same as in March - a still moderately hot 29.4°C (84.9°F). In April, the average low-temperature is 22.8°C (73°F).

Heat index

In April, the average heat index is computed to be a tropical 34°C (93.2°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like clothing, differences in body mass, height, and shape, metabolic differences, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Mariel, the average relative humidity is 72%.

Rainfall

In Mariel, it is raining for 7.8 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, in Mariel, there are 144.5 rainfall days, and 485mm (19.09") of precipitation is accumulated.

Sea temperature

In April, the average sea temperature in Mariel is 26.9°C (80.4°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In Mariel, the average length of the day in April is 12.7h.

Sunshine

In Mariel, the average sunshine is 9.5h.

UV index

March through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Mariel?

The average high-temperature, in April, in Mariel, is 29.4°C (84.9°F), while the average low-temperature is 22.8°C (73°F). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in April is computed to be 34°C (93.2°F).

What is the average humidity in April in Mariel?

In April, the average relative humidity in Mariel is 72%.

How much does it rain in Mariel in April?

In Mariel, in April, during 7.8 rainfall days, 22mm (0.87") of precipitation is typically accumulated.

What is the sea water temperature in April in Mariel?

In Mariel, the average seawater temperature in April is 26.9°C (80.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Mariel have in April?

In Mariel, the average length of the day in April is 12.7h.

How long on average sun shines in April in Mariel?

In April, the average sunshine in Mariel is 9.5h.

When is the highest UV index in Mariel?

Months with the highest UV index in Mariel, Cuba, are March through October, with an average maximum UV index of 7.

How high is the UV index in April in Mariel?

In April, the average daily maximum UV index in Mariel, Cuba, is 7. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.

Average temperature in April
Mariel, Cuba

Average temperature in April - Mariel, Cuba
  • Average high temperature in April: 29.4°C

The warmest month (with the highest average high temperature) is August (31.6°C).
The month with the lowest average high temperature is January (24.9°C).

  • Average low temperature in April: 22.8°C

The month with the highest average low temperature is August (25.9°C).
The coldest month (with the lowest average low temperature) is January (19.6°C).

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Average pressure in April
Mariel, Cuba

Average pressure in April - Mariel, Cuba
  • Average pressure in April: 1015.3mbar

The month with the highest atmospheric pressure is January (1018.3mbar).
The month with the lowest atmospheric pressure is October (1013.1mbar).

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Average wind speed in April
Mariel, Cuba

Average wind speed in April - Mariel, Cuba
  • Average wind speed in April: 12.4km/h

The windiest months (with the highest average wind speed) are January and November (14.2km/h).
The calmest month (with the lowest average wind speed) is July (9.4km/h).

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Average humidity in April
Mariel, Cuba

Average humidity in April - Mariel, Cuba
  • Average humidity in April: 72%

Months with the highest relative humidity are October and December (79%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in April
Mariel, Cuba

Average rainfall in April - Mariel, Cuba
  • Average rainfall in April: 22mm

The wettest month (with the highest rainfall) is August (73mm).
The driest month (with the least rainfall) is March (8mm).

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Average rainfall days in April
Mariel, Cuba

Average rainfall days in April - Mariel, Cuba
  • Average rainfall days in April: 7.8 days

The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is March (5.8 days).

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Average sea temperature in April
Mariel, Cuba

Average sea temperature in April - Mariel, Cuba
  • Average sea temperature in April: 26.9°C

The best month for swimming (with the highest average sea temperature) is August (30.2°C).
The coldest month (with the lowest average sea temperature) is January (24.8°C).

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Average daylight in April /
Average sunshine in April
Mariel, Cuba

Average daylight in April / Average sunshine in April - Mariel, Cuba
  • Average daylight in April: 12.7h

The month with the longest days is June (Average daylight: 13.5h).
The month with the shortest days is December (Average daylight: 10.7h).

  • Average sunshine in April: 9.5h

The month with the most sunshine is May (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in April
Mariel, Cuba

Average sunshine days in April - Mariel, Cuba
  • Average sunshine days in April: 21.2 days

The month with the most sunshine days is March (24.7 days).
The month with the least sunshine days is September (9.8 days).

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Average UV index in April
Mariel, Cuba

Average UV index in April - Mariel, Cuba
  • Average UV index in April: 7

Months with the highest UV index are March, April, May, June, July, August, September and October (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 6).

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Average cloud cover in April
Mariel, Cuba

Average cloud cover in April - Mariel, Cuba
  • Average cloud cover in April: 19

The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is April (Cloud cover 19).

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Average visibility in April
Mariel, Cuba

Average visibility in April - Mariel, Cuba
  • Average visibility in April: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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