Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
As Vega Alta steps into April, the average high-temperature is measured at a still moderately hot 81.1°F (27.3°C), displaying minor differences from March's 80.2°F (26.8°C). The nights of April are characterized by an average low-temperature of 74.3°F (23.5°C), subtly descending from daytime highs.Heat index
The heat index value for April is appraised at a hot 86°F (30°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
The average relative humidity in April is 77%.Rainfall
In Vega Alta, in April, during 18.3 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 223.5 rainfall days, and 27.95" (710mm) of precipitation is accumulated.Daylight
In Vega Alta, the average length of the day in April is 12h and 34min.On the first day of April, sunrise is at 6:18 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 6:46 pm AST.
Sunshine
In April, the average sunshine is 8.9h.UV index
January through April and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 6 in April translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How many days does it rain in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Vega Alta have in April?
What is the month with the lowest UV index?
How high is the UV index in April?
Average temperature in April
Vega Alta, PR
- Average high temperature in April: 81.1°F
The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (79.9°F).
- Average low temperature in April: 74.3°F
The months with the highest average low temperature are August, September and October (78.4°F).
The coldest month (with the lowest average low temperature) is March (73°F).
Average pressure in April
Vega Alta, PR
- Average pressure in April: 29.98"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
Vega Alta, PR
- Average wind speed in April: 8.7mph
The windiest month (with the highest average wind speed) is July (10mph).
The calmest month (with the lowest average wind speed) is October (6.8mph).
Average humidity in April
Vega Alta, PR
- Average humidity in April: 77%
The months with the highest relative humidity are May, June, July and November (79%).
The month with the lowest relative humidity is March (76%).
Average rainfall in April
Vega Alta, PR
- Average rainfall in April: 1.81"
The wettest month (with the highest rainfall) is October (3.82").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in April
Vega Alta, PR
- Average rainfall days in April: 18.3 days
The month with the highest number of rainy days is October (24 days).
The months with the least rainy days are January and February (14.2 days).
Average daylight in April /
Average sunshine in April
Vega Alta, PR
- Average daylight in April: 12h and 4min
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 0min).
- Average sunshine in April: 8h and 5min
The months with the most sunshine are May and June (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in April
Vega Alta, PR
- Average sunshine days in April: 6.6 days
The month with the most sunshine days is January (9.8 days).
The months with the least sunshine days are October and November (3.5 days).
Average UV index in April
Vega Alta, PR
- Average UV index in April: 6
The months with the highest UV index are May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April and December (UV index 6).
Average cloud cover in April
Vega Alta, PR
- Average cloud cover in April: 31
The months with the most cloud cover are May, July and November (Cloud cover 34).
The month with the least cloud cover is September (Cloud cover 26).
Average visibility in April
Vega Alta, 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).
Vega Alta, Puerto Rico, USA
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