April weather forecast
Old Man Bay, Cayman Islands

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Weather in April

April's weather in Old Man Bay sees temperatures rising slightly when compared to March, indicating the advent of warmer days. While the beginning of the month might carry over some dry conditions from March, chalk it up to the increased rainfall towards the end of April. This period is characterized by an increase in daylight hours, resulting in more hours to enjoy outdoor activities. A rise in UV index suggests visitors should take necessary sun protection measures. The highlight of April remains the surge in rainfall, from 24mm (0.94") in March to 36mm (1.42"), ushering in the wet season.

Temperature

Old Man Bay's entry into April measures an average high-temperature of a still warm 27.1°C (80.8°F), closely parallel to the preceding month. During April, Old Man Bay's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 26.4°C (79.5°F).

Heat index

In April, the heat index is evaluated at a tropical 30°C (86°F). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Old Man Bay, the average relative humidity in April is 76%.

Rainfall

In Old Man Bay, in April, during 16.7 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, there are 241.1 rainfall days, and 854mm (33.62") of precipitation is accumulated.

Daylight

In April, the average length of the day is 12h and 36min.
On the first day of April, sunrise is at 06:17 and sunset at 18:38. On the last day of the month, sunrise is at 05:56 and sunset at 18:47 EST.

Sunshine

The average sunshine in April is 9.1h.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index in Old Man Bay. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In April, the UV index of 7 transforms into the following advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in April in Old Man Bay?

April temperatures vary between a high-temperature of 27.1°C (80.8°F) and a low-temperature of 26.4°C (79.5°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in April is evaluated at 30°C (86°F).

What is the average humidity in April in Old Man Bay?

In April, the average relative humidity in Old Man Bay, Cayman Islands, is 76%.

How much does it rain in Old Man Bay in April?

In Old Man Bay, in April, during 16.7 rainfall days, 36mm (1.42") of precipitation is typically accumulated.

What is the average length of the day in April in Old Man Bay?

In April, the average day length in Old Man Bay, Cayman Islands, is 12h and 36min.

When is the sunrise / sunset in April in Old Man Bay?

In April, on the first day of the month, sunrise is at 06:17 and sunset at 18:38. On the last day of the month, in Old Man Bay, sunrise is at 05:56 and sunset at 18:47 EST.

How many hours of sunshine does Old Man Bay have in April?

The average sunshine duration in April in Old Man Bay is 9.1h.

When is the highest UV index in Old Man Bay?

February through December, with an average maximum UV index of 7, are months with the highest UV index in Old Man Bay, Cayman Islands.

What is the UV index reading in April in Old Man Bay?

The average daily maximum UV index in April in Old Man Bay, Cayman Islands, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in April
Old Man Bay, Cayman Islands

Average temperature in April - Old Man Bay, Cayman Islands
  • Average high temperature in April: 27.1°C

The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is February (26.2°C).

  • Average low temperature in April: 26.4°C

The month with the highest average low temperature is August (28.6°C).
The coldest month (with the lowest average low temperature) is March (24.9°C).

Average pressure in April
Old Man Bay, Cayman Islands

Average pressure in April - Old Man Bay, Cayman Islands
  • Average pressure in April: 1014.4mbar

The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is October (1011.7mbar).

Average wind speed in April
Old Man Bay, Cayman Islands

Average wind speed in April - Old Man Bay, Cayman Islands
  • Average wind speed in April: 20.7km/h

The windiest month (with the highest average wind speed) is December (26.4km/h).
The calmest month (with the lowest average wind speed) is September (17.2km/h).

Average humidity in April
Old Man Bay, Cayman Islands

Average humidity in April - Old Man Bay, Cayman Islands
  • Average humidity in April: 76%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is September (74%).

Average rainfall in April
Old Man Bay, Cayman Islands

Average rainfall in April - Old Man Bay, Cayman Islands
  • Average rainfall in April: 36mm

The wettest month (with the highest rainfall) is October (159mm).
The driest month (with the least rainfall) is March (24mm).

Average rainfall days in April
Old Man Bay, Cayman Islands

Average rainfall days in April - Old Man Bay, Cayman Islands
  • Average rainfall days in April: 16.7 days

The month with the highest number of rainy days is October (26.5 days).
The month with the least rainy days is March (16 days).

Average daylight in April /
Average sunshine in April
Old Man Bay, Cayman Islands

Average daylight in April / Average sunshine in April - Old Man Bay, Cayman Islands
  • Average daylight in April: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in April: 9h and 1min

The months with the most sunshine are May and July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in April
Old Man Bay, Cayman Islands

Average sunshine days in April - Old Man Bay, Cayman Islands
  • Average sunshine days in April: 8.8 days

The month with the most sunshine days is March (9.3 days).
The month with the least sunshine days is November (2.5 days).

Average UV index in April
Old Man Bay, Cayman Islands

Average UV index in April - Old Man Bay, Cayman Islands
  • Average UV index in April: 7

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

Average cloud cover in April
Old Man Bay, Cayman Islands

Average cloud cover in April - Old Man Bay, Cayman Islands
  • Average cloud cover in April: 28

The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is April (Cloud cover 28).

Average visibility in April
Old Man Bay, Cayman Islands

Average visibility in April - Old Man Bay, Cayman Islands
  • 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).

Old Man Bay, Cayman Islands

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