April weather forecast
Waterloo, Saint Vincent and the Grenadines

Weather in April

April, like March, in Waterloo, Saint Vincent and the Grenadines, is another warm spring month, with temperature in the range of an average low of 26°C (78.8°F) and an average high of 27.1°C (80.8°F).

Temperature

In April, the average high-temperature is practically the same as in March - a still warm 27.1°C (80.8°F). The average low-temperature, in Waterloo, is 26°C (78.8°F).

Heat index

In April, the average heat index is evaluated at a hot 30°C (86°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like clothing, metabolic differences, differences in body mass, height, and shape, 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 particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Waterloo, the average relative humidity in April is 77%.

Rainfall

In April, in Waterloo, the rain falls for 12.4 days. Throughout April, 17mm (0.67") of precipitation is accumulated. In Waterloo, Saint Vincent and the Grenadines, during the entire year, the rain falls for 164.4 days and collects up to 289mm (11.38") of precipitation.

Daylight

In April, the average length of the day is 12h and 26min.
On the first day of April in Waterloo, sunrise is at 06:00 and sunset at 18:16. On the last day of the month, sunrise is at 05:43 and sunset at 18:19 AST.

Sunshine

In April, the average sunshine is 10.1h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 7 in April transform into the following instructions:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in April in Waterloo?

The average high-temperature, in April, is 27.1°C (80.8°F), while the average low-temperature is 26°C (78.8°F). in April, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 30°C (86°F).

What is the average humidity in April in Waterloo?

In Waterloo, the average relative humidity in April is 77%.

How many days does it rain in April in Waterloo?

In Waterloo, during April, the rain falls for 12.4 days and regularly aggregates up to 17mm (0.67") of precipitation.

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

The average day length in April in Waterloo is 12h and 26min.

What time are sunrise and sunset in April in Waterloo?

On the first day of April, sunrise is at 06:00 and sunset at 18:16. On the last day of the month, sunrise is at 05:43 and sunset at 18:19 AST.

How many hours of sunshine does Waterloo have in April?

In April, the average sunshine duration in Waterloo is 10.1h.

When is the highest UV index in Waterloo?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Waterloo.

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

The months with the lowest UV index in Waterloo, Saint Vincent and the Grenadines, are January through December, with an average maximum UV index of 7.

What is the UV index intensity in April in Waterloo?

In Waterloo, the average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.

Average temperature in April
Waterloo, Saint Vincent and the Grenadines

Average temperature in April - Waterloo, Saint Vincent and the Grenadines
  • Average high temperature in April: 27.1°C

The warmest month (with the highest average high temperature) is September (28.7°C).
The month with the lowest average high temperature is February (26.3°C).

  • Average low temperature in April: 26°C

The month with the highest average low temperature is September (27.9°C).
The coldest month (with the lowest average low temperature) is January (25.3°C).

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Average pressure in April
Waterloo, Saint Vincent and the Grenadines

Average pressure in April - Waterloo, Saint Vincent and the Grenadines
  • Average pressure in April: 1013.8mbar

The month with the highest atmospheric pressure is June (1014.6mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).

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Average wind speed in April
Waterloo, Saint Vincent and the Grenadines

Average wind speed in April - Waterloo, Saint Vincent and the Grenadines
  • Average wind speed in April: 24.9km/h

The windiest month (with the highest average wind speed) is February (28.4km/h).
The calmest month (with the lowest average wind speed) is September (19.7km/h).

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Average humidity in April
Waterloo, Saint Vincent and the Grenadines

Average humidity in April - Waterloo, Saint Vincent and the Grenadines
  • Average humidity in April: 77%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is February (75%).

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Average rainfall in April
Waterloo, Saint Vincent and the Grenadines

Average rainfall in April - Waterloo, Saint Vincent and the Grenadines
  • Average rainfall in April: 17mm

The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is February (12mm).

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Average rainfall days in April
Waterloo, Saint Vincent and the Grenadines

Average rainfall days in April - Waterloo, Saint Vincent and the Grenadines
  • Average rainfall days in April: 12.4 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (8.7 days).

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Average daylight in April /
Average sunshine in April
Waterloo, Saint Vincent and the Grenadines

Average daylight in April / Average sunshine in April - Waterloo, Saint Vincent and the Grenadines
  • Average daylight in April: 12h and 26min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 22min).

  • Average sunshine in April: 10h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in April
Waterloo, Saint Vincent and the Grenadines

Average sunshine days in April - Waterloo, Saint Vincent and the Grenadines
  • Average sunshine days in April: 13.8 days

The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in April
Waterloo, Saint Vincent and the Grenadines

Average UV index in April - Waterloo, Saint Vincent and the Grenadines
  • Average UV index in April: 7

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

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Average cloud cover in April
Waterloo, Saint Vincent and the Grenadines

Average cloud cover in April - Waterloo, Saint Vincent and the Grenadines
  • Average cloud cover in April: 40

The month with the most cloud cover is June (Cloud cover 44).
The months with the least cloud cover are February and September (Cloud cover 35).

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Average visibility in April
Waterloo, Saint Vincent and the Grenadines

Average visibility in April - Waterloo, Saint Vincent and the Grenadines
  • Average visibility in April: 10km

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

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