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 snowfall days in April
- Average sea temperature 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 beginning of April marks a minor shift in the average high-temperature, moving from March's agreeable 73.2°F (22.9°C) to a warm 80.1°F (26.7°C). The average nighttime temperature in Jacksonville lowers to a comfortable 62.4°F (16.9°C) throughout April.Humidity
In April, the average relative humidity is 70%.Rainfall
In Jacksonville, in April, during 12.3 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 172.6 rainfall days, and 25.35" (644mm) of precipitation is accumulated.Snowfall
January through November are months without snowfall.Ocean temperature
In Jacksonville, in April, the average water temperature is 69.1°F (20.6°C).Note: Most people find swimming in 69.1°F (20.6°C) unenjoyable. As the water temperature falls from 69.8°F (21°C) to 59°F (15°C), controlling one's breathing becomes harder.
Daylight
In Jacksonville, the average length of the day in April is 12h and 56min.On the first day of April in Jacksonville, sunrise is at 7:14 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:04 pm EDT.
Sunshine
In Jacksonville, the average sunshine in April is 9.4h.UV index
The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 6 in April, converts into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jacksonville in April?
What is the average humidity in April?
How much does it rain in Jacksonville in April?
When it does not snow?
What is the ocean temperature in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Jacksonville have in April?
What is the UV index reading in April?
Average temperature in April
Jacksonville, FL
- Average high temperature in April: 80.1°F
The warmest months (with the highest average high temperature) are July and August (91.4°F).
The month with the lowest average high temperature is January (63.1°F).
- Average low temperature in April: 62.4°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (47.8°F).
Average pressure in April
Jacksonville, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in April
Jacksonville, FL
- Average wind speed in April: 6.8mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in April
Jacksonville, FL
- Average humidity in April: 70%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is March (69%).
Average rainfall in April
Jacksonville, FL
- Average rainfall in April: 2.09"
The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in April
Jacksonville, FL
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is November (9 days).
Average snowfall days in April
Jacksonville, FL
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Jacksonville, FL
- Average sea temperature in April: 69.1°F
The best month for swimming (with the highest average sea temperature) is August (83.5°F).
The coldest month (with the lowest average sea temperature) is February (60.4°F).
Average daylight in April /
Average sunshine in April
Jacksonville, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in April
Jacksonville, FL
- Average sunshine days in April: 16.3 days
The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in April
Jacksonville, 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
Jacksonville, FL
- Average cloud cover in April: 29
The month with the most cloud cover is December (Cloud cover 39).
The month with the least cloud cover is May (Cloud cover 27).
Average visibility in April
Jacksonville, 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).
Jacksonville, Florida, USA
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