April weather forecast
Sulphur, KY

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Weather in April

April in Sulphur, Kentucky, is an enjoyable spring month, with an average temperature varying between 65.3°F (18.5°C) and 46.2°F (7.9°C).

Temperature

April marks a rise in the average high-temperature, moving from March's cool 53.6°F (12°C) to a refreshing 65.3°F (18.5°C). During April, Sulphur records a consistent average nighttime temperature of 46.2°F (7.9°C).

Humidity

The average relative humidity in April is 77%.

Rainfall

The month with the most rainfall is April, when the rain falls for 16 days and typically aggregates up to 3.94" (100mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Sulphur aggregates 0.39" (10mm) of snow. Throughout the year, there are 33.6 snowfall days, and 10.2" (259mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 14min.
On the first day of the month, sunrise is at 7:24 am and sunset at 8:04 pm. On the last day of April, sunrise is at 6:44 am and sunset at 8:32 pm EDT.

Sunshine

In April, the average sunshine is 7.6h.

UV index

In Sulphur, Kentucky, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 5 in April leads to these guidelines:
Take precautions - Protection against sunburn is recommended. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

April temperatures vary between a high-temperature of 65.3°F (18.5°C) and a low-temperature of 46.2°F (7.9°C).

What is the average humidity in April?

In Sulphur, the average relative humidity in April is 77%.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 16 days and accumulates 3.94" (100mm) of precipitation.

How many days does it rain in April in Sulphur?

In Sulphur, in April, during 16 rainfall days, 3.94" (100mm) of precipitation is typically accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.8 snowfall days, in April, Sulphur aggregates 0.39" (10mm) of snow.

What is the average length of the day in April?

The average day length in April is 13h and 14min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 7:24 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 8:32 pm EDT.

How many hours of sunshine does Sulphur have in April?

In Sulphur, the average sunshine duration in April is 7.6h.

How high is the UV index in April?

In Sulphur, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Sulphur, KY

Average temperature in April - Sulphur, KY
  • Average high temperature in April: 65.3°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in April: 46.2°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in April
Sulphur, KY

Average pressure in April - Sulphur, KY
  • Average pressure in April: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in April
Sulphur, KY

Average wind speed in April - Sulphur, KY
  • Average wind speed in April: 7.9mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in April
Sulphur, KY

Average humidity in April - Sulphur, KY
  • Average humidity in April: 77%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and October (74%).

Average rainfall in April
Sulphur, KY

Average rainfall in April - Sulphur, KY
  • Average rainfall in April: 3.94"

The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in April
Sulphur, KY

Average rainfall days in April - Sulphur, KY
  • Average rainfall days in April: 16 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (11 days).

Average snowfall in April
Sulphur, KY

Average snowfall in April - Sulphur, KY
  • Average snowfall in April: 0.39"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Sulphur, KY

Average snowfall days in April - Sulphur, KY
  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Sulphur, KY

Average daylight in April / Average sunshine in April - Sulphur, KY
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in April
Sulphur, KY

Average sunshine days in April - Sulphur, KY
  • Average sunshine days in April: 12.2 days

The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9.9 days).

Average UV index in April
Sulphur, KY

Average UV index in April - Sulphur, KY
  • Average UV index in April: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
Sulphur, KY

Average cloud cover in April - Sulphur, KY
  • Average cloud cover in April: 43

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in April
Sulphur, KY

Average visibility in April - Sulphur, KY
  • Average visibility in April: 6mi

The months with the highest visibility are April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July and December (5mi).

Sulphur, Kentucky, USA

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