April weather forecastFajardo, PR
April
Weather in April
April in Fajardo is synonymous with a grand showcase of sunlight, as daylight hours stretch to approximately 12.6 hours a day. As spring blossoms in other parts of the world, Fajardo continues its steady march with minor fluctuations in its weather statistics. A noteworthy aspect of April is the slight increase in rainfall, with the city clocking in 15.2 rainy days and 1.18in of rainfall in total. A charming blend of sunshine and rain, the city makes it a pleasant time for holiday enthusiasts. The UV index stands at 7 through the April, thus, protective gear like hats and sunscreens would add value to outdoor trips.Temperature
The arrival of April in Fajardo sees an average high-temperature of a still warm 80.4°F (26.9°C), hardly diverging from March's 79°F (26.1°C). Nighttime temperature reflects an average dip to a still warm 76.8°F (24.9°C) in April, subtly cooler than its daytime highs.Humidity
The average relative humidity in April is 77%.Rainfall
In Fajardo, Puerto Rico, during April, the rain falls for 15.2 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Fajardo, during the entire year, the rain falls for 216 days and collects up to 21.5" (546mm) of precipitation.Ocean temperature
In Fajardo, the average seawater temperature in April is 80.4°F (26.9°C).Note: Swimming, diving, and other activities in water temperatures between 77°F (25°C) and 84.2°F (29°C) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.
Daylight
The average length of the day in April is 12h and 34min.On the first day of April in Fajardo, sunrise is at 6:16 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 6:43 pm AST.
Sunshine
In April, the average sunshine is 9h.UV index
January, March through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 7 in April translates into the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Stay alert! Reflective properties of sand and water amplify the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Fajardo, PR
- Average high temperature in April: 80.4°F
The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is March (79°F).
- Average low temperature in April: 76.8°F
The months with the highest average low temperature are September and October (80.8°F).
The coldest months (with the lowest average low temperature) are February and March (75.7°F).
Average pressure in April
Fajardo, PR
- Average pressure in April: 29.99"Hg
The months with the highest atmospheric pressure are January and February (30.02"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).
Average wind speed in April
Fajardo, PR
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is July (12mph).
The calmest month (with the lowest average wind speed) is October (8.6mph).
Average humidity in April
Fajardo, PR
- Average humidity in April: 77%
The months with the highest relative humidity are May, June, July and August (79%).
The months with the lowest relative humidity are February and March (76%).
Average rainfall in April
Fajardo, PR
- Average rainfall in April: 1.18"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days in April
Fajardo, PR
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is February (13.8 days).
Average sea temperature in April
Fajardo, 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 (78.7°F).
Average daylight in April /
Average sunshine in April
Fajardo, 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: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in April
Fajardo, PR
- Average sunshine days in April: 9.5 days
The month with the most sunshine days is March (10 days).
The month with the least sunshine days is November (4.9 days).
Average UV index in April
Fajardo, PR
- Average UV index in April: 7
The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is February (UV index 6).
Average cloud cover in April
Fajardo, PR
- Average cloud cover in April: 36
The months with the most cloud cover are May and July (Cloud cover 40).
The months with the least cloud cover are February, September and October (Cloud cover 33).
Average visibility in April
Fajardo, 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).





