April weather forecast and climate
Jacksonville, FL

Water geysers at the fountain of Jacksonville in Florida, USA, with the cityscape
Water geysers at the fountain of Jacksonville in Florida, USA, with the cityscape

Weather in April

April in Jacksonville, Florida, is a moderately hot spring month, with average temperature ranging between min 62.4°F (16.9°C) and max 80.1°F (26.7°C).

Temperature

In Jacksonville, the average high-temperature slightly increases, from a pleasant 73.2°F (22.9°C) in March, to a warm 80.1°F (26.7°C). The average low-temperature, is 62.4°F (16.9°C).

Humidity

The average relative humidity in Jacksonville, Florida, is 70%.

Rainfall

In Jacksonville, Florida, 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

In Jacksonville, Florida, snow does not fall in January through November.

Ocean temperature

In April, the average ocean temperature in Jacksonville is 69.1°F (20.6°C).
Note: Swimming in 69.1°F (20.6°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

In April, the average length of the day in Jacksonville is 12.9h.

Sunshine

In Jacksonville, the average sunshine is 9.4h.

UV index

In Jacksonville, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for average individuals.
Note: In April, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in April in Jacksonville?

In April, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 62.4°F (16.9°C).

What is the average humidity in April in Jacksonville?

The average relative humidity in April in Jacksonville is 70%.

How many days does it rain in April in Jacksonville?

In Jacksonville, in April, it is raining for 12.3 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Jacksonville?

In Jacksonville snow does not fall in January through November.

How cold is the water in April in Jacksonville?

In April, the average ocean temperature is 69.1°F (20.6°C). For swimming, a surface water temperature of 69.1°F (20.6°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Jacksonville have in April?

In April, the average length of the day in Jacksonville, Florida, is 12.9h.

How many hours of sunshine does Jacksonville have in April?

In April, the average sunshine is 9.4h.

What is the UV index reading in April in Jacksonville?

In April, the average daily maximum UV index in Jacksonville, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in April
Jacksonville, FL

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).

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Average pressure in April
Jacksonville, FL

Average pressure in April - Jacksonville, FL
  • Average pressure in April: 30.03"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.98").

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Average wind speed in April
Jacksonville, FL

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).

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Average humidity in April
Jacksonville, FL

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%).

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Average rainfall in April
Jacksonville, FL

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").

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Average rainfall days in April
Jacksonville, FL

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).

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Average snowfall days in April
Jacksonville, FL

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).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in April
Jacksonville, FL

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).

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Average daylight in April /
Average sunshine in April
Jacksonville, FL

Average daylight in April / Average sunshine in April - Jacksonville, FL
  • Average daylight in April: 12.9h

The month with the longest days is June (Average daylight: 14.1h).
The month with the shortest days is December (Average daylight: 10.2h).

  • Average sunshine in April: 9.4h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days in April
Jacksonville, FL

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).

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Average UV index in April
Jacksonville, FL

Average UV index in April - Jacksonville, FL
  • Average UV index in April: 6

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).

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Average cloud cover in April
Jacksonville, FL

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).

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Average visibility in April
Jacksonville, FL

Average visibility in April - Jacksonville, FL
  • Average visibility in April: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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