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 average temperature varying between 67.1°F (19.5°C) and 79.3°F (26.3°C).

Temperature

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

Humidity

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

Rainfall

In Port Saint John, Florida,, it is raining for 13.8 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Port Saint John, there are 202 rainfall days, and 40.2" (1021mm) of precipitation is accumulated.

Daylight

The average length of the day in April is 12.9h.

Sunshine

In Port Saint John, the average sunshine is 9.8h.

UV index

In Port Saint John, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

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

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

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

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

What is the average length of the day in April in Port Saint John?

In Port Saint John, Florida, the average length of the day in April is 12.9h.

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

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

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

In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV rays.

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"

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

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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

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: 12.9h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • Average sunshine in April: 9.8h

The month with the most sunshine is July (Average sunshine: 11h).
Months with the least sunshine are January, November and December (Average sunshine: 6.1).

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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

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

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

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

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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