April weather forecast
Port Saint John, FL

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Weather in April

April, like March, in Port Saint John, Florida, is another warm spring month, with an average temperature varying between 67.1°F (19.5°C) and 79.3°F (26.3°C).

Temperature

The start of April marks an average high-temperature of a still moderately hot 79.3°F (26.3°C), hardly distinguishable from the conditions in March. Port Saint John experiences an average low-temperature of 67.1°F (19.5°C) in month of April.

Humidity

The average relative humidity in April is 74%.

Rainfall

In April, in Port Saint John, the rain falls for 13.8 days. Throughout April, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 202 rainfall days, and 40.2" (1021mm) of precipitation is accumulated.

Daylight

In Port Saint John, the average length of the day in April is 12h and 52min.
On the first day of April in Port Saint John, sunrise is at 7:12 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:57 pm EDT.

Sunshine

In April, the average sunshine is 9.8h.

UV index

In Port Saint John, the average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in April converts into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the temperature in April in Port Saint John?

April temperatures in Port Saint John, Florida, vary between a high-temperature of 79.3°F (26.3°C) and a low-temperature of 67.1°F (19.5°C).

What is the average humidity in April in Port Saint John?

In April, the average relative humidity in Port Saint John, Florida, is 74%.

How much does it rain in Port Saint John in April?

In Port Saint John, in April, it is raining for 13.8 days, with typically 2.01" (51mm) of accumulated precipitation.

How many hours of daylight does Port Saint John have in April?

In April, the average day length in Port Saint John is 12h and 52min.

When is the sunrise / sunset in April in Port Saint John?

On the first day of April in Port Saint John, sunrise is at 7:12 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:57 pm EDT.

How many hours of sunshine does Port Saint John have in April?

In April, the average sunshine duration in Port Saint John, Florida, is 9.8h.

What is the UV index intensity in April in Port Saint John?

In April, the average daily maximum UV index in Port Saint John is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Port Saint John, FL

Average temperature in April - Port Saint John, FL
  • Average high temperature in April: 79.3°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (68.4°F).

  • Average low temperature in April: 67.1°F

The month with the highest average low temperature is August (77.9°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

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Average pressure in April
Port Saint John, FL

Average pressure in April - Port Saint John, FL
  • Average pressure in April: 30.03"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in April
Port Saint John, FL

Average wind speed in April - Port Saint John, FL
  • Average wind speed in April: 8.4mph

The windiest months (with the highest average wind speed) are January and November (8.8mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average humidity in April
Port Saint John, FL

Average humidity in April - Port Saint John, FL
  • Average humidity in April: 74%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in April
Port Saint John, FL

Average rainfall in April - Port Saint John, FL
  • Average rainfall in April: 2.01"

The wettest month (with the highest rainfall) is August (6.81").
The driest month (with the least rainfall) is March (1.42").

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Average rainfall days in April
Port Saint John, FL

Average rainfall days in April - Port Saint John, FL
  • Average rainfall days in April: 13.8 days

The months with the highest number of rainy days are July and August (25.8 days).
The month with the least rainy days is February (10.8 days).

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Average daylight in April /
Average sunshine in April
Port Saint John, FL

Average daylight in April / Average sunshine in April - Port Saint John, FL
  • Average daylight in April: 12h and 5min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in April: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The months with the least sunshine are January, November and December (Average sunshine: 6h and 6min).

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Average sunshine days in April
Port Saint John, FL

Average sunshine days in April - Port Saint John, FL
  • Average sunshine days in April: 12.9 days

The months with the most sunshine days are January and March (17.2 days).
The month with the least sunshine days is August (2.3 days).

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Average UV index in April
Port Saint John, FL

Average UV index in April - Port Saint John, FL
  • Average UV index in April: 6

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover in April
Port Saint John, FL

Average cloud cover in April - Port Saint John, FL
  • Average cloud cover in April: 27

The months with the most cloud cover are January, November and December (Cloud cover 35).
The month with the least cloud cover is May (Cloud cover 26).

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Average visibility in April
Port Saint John, FL

Average visibility in April - Port Saint John, 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).

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Port Saint John, Florida, USA

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