April weather forecast
Slidell, LA

Weather in April

April in Slidell, Louisiana, is a warm spring month, with an average temperature varying between 61.7°F (16.5°C) and 77.4°F (25.2°C).

Temperature

In Slidell, the average high-temperature in April slightly increases from a pleasant 70.7°F (21.5°C) in March to a warm 77.4°F (25.2°C). In April, in Slidell, the average low-temperature is 61.7°F (16.5°C).

Humidity

In April, the average relative humidity is 74%.

Rainfall

In April, the rain falls for 11 days. Throughout April, 1.77" (45mm) of precipitation is accumulated. Throughout the year, in Slidell, there are 173.3 rainfall days, and 30.79" (782mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

In Slidell, Louisiana, the average length of the day in April is 12h and 56min.
On the first day of April in Slidell, Louisiana, sunrise is at 6:47 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:36 pm CDT.

Sunshine

In Slidell, Louisiana, the average sunshine in April is 9.9h.

UV index

In Slidell, Louisiana, 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in April interpret into the following advice:
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 Slidell?

In April, in Slidell, Louisiana, the average high-temperature is 77.4°F (25.2°C), and the average low-temperature is 61.7°F (16.5°C).

What is the average humidity in April in Slidell?

In April, the average relative humidity in Slidell is 74%.

How many days does it rain in April in Slidell?

In Slidell, during April, the rain falls for 11 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Slidell?

In Slidell, Louisiana, snow does not fall in February through December.

How many hours of daylight does Slidell have in April?

The average day length in April in Slidell, Louisiana, is 12h and 56min.

When is the sunrise / sunset in April in Slidell?

In April, on the first day of the month, sunrise is at 6:47 am and sunset at 7:17 pm. On the last day of the month, in Slidell, sunrise is at 6:16 am and sunset at 7:36 pm CDT.

How many hours of sunshine does Slidell have in April?

In April, the average sunshine duration in Slidell, Louisiana, is 9.9h.

How high is the UV index in April in Slidell?

In April, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Slidell, LA

Average temperature in April - Slidell, LA
  • Average high temperature in April: 77.4°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (59.4°F).

  • Average low temperature in April: 61.7°F

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).

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Average pressure in April
Slidell, LA

Average pressure in April - Slidell, LA
  • Average pressure in April: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in April
Slidell, LA

Average wind speed in April - Slidell, LA
  • Average wind speed in April: 8mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

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Average humidity in April
Slidell, LA

Average humidity in April - Slidell, LA
  • Average humidity in April: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in April
Slidell, LA

Average rainfall in April - Slidell, LA
  • Average rainfall in April: 1.77"

The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is November (1.5").

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Average rainfall days in April
Slidell, LA

Average rainfall days in April - Slidell, LA
  • Average rainfall days in April: 11 days

The month with the highest number of rainy days is August (23.5 days).
The month with the least rainy days is November (8 days).

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Average snowfall in April
Slidell, LA

Average snowfall in April - Slidell, LA
  • Average snowfall in April: 0"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in April
Slidell, LA

Average snowfall days in April - Slidell, LA
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).

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Average daylight in April /
Average sunshine in April
Slidell, LA

Average daylight in April / Average sunshine in April - Slidell, LA
  • Average daylight in April: 12h and 56min

The month with the longest days is June (Average daylight: 14h and 4min).
The month with the shortest days is December (Average daylight: 10h and 14min).

  • Average sunshine in April: 9h and 54min

The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in April
Slidell, LA

Average sunshine days in April - Slidell, LA
  • Average sunshine days in April: 16 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (5.1 days).

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Average UV index in April
Slidell, LA

Average UV index in April - Slidell, LA
  • 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 December (UV index 3).

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Average cloud cover in April
Slidell, LA

Average cloud cover in April - Slidell, LA
  • Average cloud cover in April: 32

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in April
Slidell, LA

Average visibility in April - Slidell, LA
  • 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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