April weather forecast
Port Saint John, FL

Weather in April

April, the same as March, is another warm spring month in Port Saint John, Florida, with temperature in the range of an average low of 67.1°F (19.5°C) and an average high of 79.3°F (26.3°C).

Temperature

In Port Saint John, the average high-temperature in April is essentially the same as in March - a still moderately hot 79.3°F (26.3°C). In April, the average low-temperature is 67.1°F (19.5°C).

Humidity

The average relative humidity in April is 74%.

Rainfall

In Port Saint John, Florida, it is raining for 13.8 days, with typically 2.01" (51mm) of accumulated precipitation. In Port Saint John, during the entire year, the rain falls for 202 days and collects up to 40.2" (1021mm) of precipitation.

Daylight

In Port Saint John, the average length of the day in April is 12h and 52min.
On the first day of April, sunrise is at 7:13 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:57 pm EDT.

Sunshine

In April, the average sunshine is 9.8h.

UV index

The average daily maximum UV index in April in Port Saint John is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in April transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in April in Port Saint John?

In Port Saint John, Florida, in April, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 67.1°F (19.5°C).

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

The average relative humidity in April is 74%.

How many days does it rain in April in Port Saint John?

In Port Saint John, Florida, during April, the rain falls for 13.8 days and regularly aggregates up to 2.01" (51mm) of precipitation.

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

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

What time are sunrise and sunset in April in Port Saint John?

On the first day of April in Port Saint John, sunrise is at 7:13 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:57 pm EDT.

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

The average sunshine duration in April is 9.8h.

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

In Port Saint John, Florida, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
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 52min

The month with the longest days is June (Average daylight: 13h and 56min).
The month with the shortest days is December (Average daylight: 10h and 22min).

  • Average sunshine in April: 9h and 48min

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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