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
The arrival of April signals a slight increase in the average high-temperature, moving from 75.7°F (24.3°C) in March to a still moderately hot 82°F (27.8°C). During April, the nighttime temperature averages of 63°F (17.2°C).Heat index
For April, the heat index is appraised at a tropical 87.8°F (31°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.Realize that the values for the heat index are set for shaded places and light winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. 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 of high significance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Humidity
In Lisbon, the average relative humidity in April is 73%.Rainfall
In Lisbon, in April, it is raining for 13.3 days, with typically 2.13" (54mm) of accumulated precipitation. In Lisbon, during the entire year, the rain falls for 200.1 days and collects up to 39.06" (992mm) of precipitation.Daylight
The average length of the day in April is 12h and 53min.On the first day of April, sunrise is at 7:15 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:02 pm EDT.
Sunshine
In Lisbon, the average sunshine in April is 9.3h.UV index
The average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 6 during April translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
How many hours of daylight does Lisbon have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Lisbon, FL
- Average high temperature in April: 82°F
The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (67.1°F).
- Average low temperature in April: 63°F
The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (49.6°F).
Average pressure in April
Lisbon, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in April
Lisbon, FL
- Average wind speed in April: 6.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in April
Lisbon, FL
- Average humidity in April: 73%
The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in April
Lisbon, FL
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is July (6.77").
The driest month (with the least rainfall) is November (1.34").
Average rainfall days in April
Lisbon, FL
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is August (28.6 days).
The month with the least rainy days is November (9.3 days).
Average daylight in April /
Average sunshine in April
Lisbon, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in April: 9h and 2min
The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in April
Lisbon, FL
- Average sunshine days in April: 13.7 days
The months with the most sunshine days are January and December (19.3 days).
The month with the least sunshine days is August (1 days).
Average UV index in April
Lisbon, FL
- Average UV index in April: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in April
Lisbon, FL
- Average cloud cover in April: 31
The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in April
Lisbon, FL
- 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).
Lisbon, Florida, USA
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