April weather forecast
Jackson, SC

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Weather in April

April in Jackson, South Carolina, is a moderately hot spring month, with an average temperature fluctuating between 74.5°F (23.6°C) and 55.9°F (13.3°C).

Temperature

With the transition into April, Jackson experiences an increase in average high-temperatures, moving up from a comfortable 65.5°F (18.6°C) in March to a warm 74.5°F (23.6°C). Nighttime temperature dips to a mean of 55.9°F (13.3°C) during April.

Humidity

In April, the average relative humidity in Jackson is 72%.

Rainfall

In April, the rain falls for 11.7 days. Throughout April, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 153.6 rainfall days, and 29.33" (745mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall.

Daylight

The average length of the day in April in Jackson is 13h and 2min.
On the first day of April in Jackson, sunrise is at 7:13 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:09 pm EDT.

Sunshine

In Jackson, the average sunshine in April is 9.1h.

UV index

The average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during April leads to these instructions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the usual temperature for Jackson in April?

The high-temperature, in April, in Jackson, records 74.5°F (23.6°C), while the low-temperature is 55.9°F (13.3°C).

What is the average humidity in April in Jackson?

In Jackson, the average relative humidity in April is 72%.

How many days does it rain in April in Jackson?

In Jackson, South Carolina, in April, during 11.7 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Jackson?

March through November are months without snowfall in Jackson, South Carolina.

How many hours of daylight does Jackson have in April?

In April, the average day length is 13h and 2min.

When is the sunrise / sunset in April in Jackson?

In April, on the first day of the month, sunrise is at 7:13 am and sunset at 7:47 pm. On the last day of the month, in Jackson, South Carolina, sunrise is at 6:39 am and sunset at 8:09 pm EDT.

How many hours of sunshine does Jackson have in April?

In Jackson, South Carolina, the average sunshine duration in April is 9.1h.

How high is the UV index in April in Jackson?

The average daily maximum UV index in April in Jackson is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Jackson, SC

Average temperature in April - Jackson, SC
  • Average high temperature in April: 74.5°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in April: 55.9°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).

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Average pressure in April
Jackson, SC

Average pressure in April - Jackson, SC
  • Average pressure in April: 30.02"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in April
Jackson, SC

Average wind speed in April - Jackson, SC
  • Average wind speed in April: 8.3mph

The windiest months (with the highest average wind speed) are February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Jackson, SC

Average humidity in April - Jackson, SC
  • Average humidity in April: 72%

The month with the highest relative humidity is December (75%).
The months with the lowest relative humidity are January, July and November (70%).

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Average rainfall in April
Jackson, SC

Average rainfall in April - Jackson, SC
  • Average rainfall in April: 2.95"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in April
Jackson, SC

Average rainfall days in April - Jackson, SC
  • Average rainfall days in April: 11.7 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in April
Jackson, SC

Average snowfall in April - Jackson, SC
  • Average snowfall in April: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in April
Jackson, SC

Average snowfall days in April - Jackson, SC
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in April /
Average sunshine in April
Jackson, SC

Average daylight in April / Average sunshine in April - Jackson, SC
  • Average daylight in April: 13h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in April
Jackson, SC

Average sunshine days in April - Jackson, SC
  • Average sunshine days in April: 16.9 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8.2 days).

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Average UV index in April
Jackson, SC

Average UV index in April - Jackson, SC
  • Average UV index in April: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in April
Jackson, SC

Average cloud cover in April - Jackson, SC
  • Average cloud cover in April: 31

The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in April
Jackson, SC

Average visibility in April - Jackson, SC
  • 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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Jackson, South Carolina, USA

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