April weather forecastGuánica, PR
April
Weather in April
April in Guánica, Puerto Rico brings a noticeable increase in rain and humidity, subtly hinting at the impending wet season. These showers, coupled with consistently balmy temperatures, foster lush, vibrant vegetation, adding vivid colors to the scenic beauty. Those planning beach activities should be aware of the rising sea temperatures, which may result in minor discomfort for some swimmer. On the brighter side, the increasing daylight hours make April perfect for exploring Guánica's topographical locale and natural reserves. Despite the increasing rainfall, the pleasant weather conditions contribute to an enjoyable holiday experience.Temperature
The arrival of April denotes a barely perceptible change in the average high-temperatures to a still warm 83.7°F (28.7°C) from March's 82.4°F (28°C). Guánica's temperature tends to fall to an average low of 73.2°F (22.9°C) during the nights of April.Heat index
The heat index in April is calculated to be a tropical 91.4°F (33°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.Heat index's context suggests values are appropriate for shady areas and slight breezes. 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 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
The average relative humidity in April is 76%.Rainfall
In April, the rain falls for 19.3 days. Throughout April, 1.34" (34mm) of precipitation is accumulated. Throughout the year, there are 224.9 rainfall days, and 23.58" (599mm) of precipitation is accumulated.Snowfall
January through August, October through December are months without snowfall.Ocean temperature
In Guánica, in April, the average water temperature is 80.4°F (26.9°C).Note: Water temperatures from 77°F (25°C) to 84.2°F (29°C) make swimming, diving, and similar activities highly pleasurable and enjoyable for long periods without discomfort.
Daylight
The average length of the day in April is 12h and 34min.On the first day of April, sunrise is at 6:21 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 6:48 pm AST.
Sunshine
In April, the average sunshine is 9h.UV index
The months with the highest UV index are April through October, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 7 in April suggests the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Watch out! Reflections from sand and water can surge UV radiation exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Guánica, PR
- Average high temperature in April: 83.7°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is January (81.9°F).
- Average low temperature in April: 73.2°F
The months with the highest average low temperature are July, August and October (76.6°F).
The coldest month (with the lowest average low temperature) is March (71.4°F).
Average pressure in April
Guánica, PR
- Average pressure in April: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.89"Hg).
Average wind speed in April
Guánica, PR
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is July (8mph).
The calmest month (with the lowest average wind speed) is November (5.6mph).
Average humidity in April
Guánica, PR
- Average humidity in April: 76%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is March (75%).
Average rainfall in April
Guánica, PR
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is September (3.58").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in April
Guánica, PR
- Average rainfall days in April: 19.3 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).
Average snowfall days in April
Guánica, PR
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average sea temperature in April
Guánica, PR
- Average sea temperature in April: 80.4°F
The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (79.1°F).
Average daylight in April /
Average sunshine in April
Guánica, PR
- Average daylight in April: 12h and 36min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).
Average sunshine days in April
Guánica, PR
- Average sunshine days in April: 7.6 days
The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is November (5.1 days).
Average UV index in April
Guánica, PR
- Average UV index in April: 7
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 6).
Average cloud cover in April
Guánica, PR
- Average cloud cover in April: 26
The month with the most cloud cover is May (Cloud cover 30).
The months with the least cloud cover are January and February (Cloud cover 22).
Average visibility in April
Guánica, PR
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





