April weather forecast
Round O, SC

Share

Weather in April

April in Round O, South Carolina, is a warm spring month, with an average temperature fluctuating between 56.7°F (13.7°C) and 75.7°F (24.3°C).

Temperature

As April arrives, Round O's weather shows a minor increase in high-temperatures, edging from March's refreshing 67.6°F (19.8°C) to a warm 75.7°F (24.3°C). In the month of April, an average of 56.7°F (13.7°C) marks the low-temperature.

Humidity

The average relative humidity in April is 74%.

Rainfall

In Round O, South Carolina, in April, during 11.2 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 149.7 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Snowfall

In Round O, snow does not fall in March through December.

Daylight

In April, the average length of the day is 13h and 1min.
On the first day of the month, sunrise is at 7:08 am and sunset at 7:42 pm. On the last day of April, sunrise is at 6:34 am and sunset at 8:03 pm EDT.

Sunshine

In April, the average sunshine is 9.5h.

UV index

In April, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In April, a daily maximum UV index of 6 leads to the following instructions:
Guard against overexposure. Protection from sun-induced harm is essential. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

The average high-temperature, in April, in Round O, is 75.7°F (24.3°C), while the average low-temperature is 56.7°F (13.7°C).

What is the average humidity in April?

The average relative humidity in April is 74%.

How many days does it rain in April?

In Round O, during April, the rain falls for 11.2 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow?

March through December are months without snowfall.

How many hours of daylight does Round O have in April?

In Round O, the average day length in April is 13h and 1min.

What time are sunrise and sunset in April?

On the first day of April, sunrise is at 7:08 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:03 pm EDT.

How long on average sun shines in April?

In April, the average sunshine duration is 9.5h.

What is the UV index reading in April?

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 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
Round O, SC

Average temperature in April - Round O, SC
  • Average high temperature in April: 75.7°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 (56.1°F).

  • Average low temperature in April: 56.7°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

Average pressure in April
Round O, SC

Average pressure in April - Round O, SC
  • Average pressure in April: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in April
Round O, SC

Average wind speed in April - Round O, SC
  • Average wind speed in April: 6.7mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in April
Round O, SC

Average humidity in April - Round O, SC
  • Average humidity in April: 74%

The months with the highest relative humidity are August and December (77%).
The months with the lowest relative humidity are January, March and November (72%).

Average rainfall in April
Round O, SC

Average rainfall in April - Round O, SC
  • Average rainfall in April: 1.65"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is November (0.75").

Average rainfall days in April
Round O, SC

Average rainfall days in April - Round O, SC
  • Average rainfall days in April: 11.2 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is November (6.2 days).

Average snowfall in April
Round O, SC

Average snowfall in April - Round O, SC
  • Average snowfall in April: 0"

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

Average snowfall days in April
Round O, SC

Average snowfall days in April - Round O, 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 April, May, June, July, August, September, October and November (0 days).

Average daylight in April /
Average sunshine in April
Round O, SC

Average daylight in April / Average sunshine in April - Round O, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in April
Round O, SC

Average sunshine days in April - Round O, SC
  • Average sunshine days in April: 17.5 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (6.9 days).

Average UV index in April
Round O, SC

Average UV index in April - Round O, 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).

Average cloud cover in April
Round O, SC

Average cloud cover in April - Round O, SC
  • Average cloud cover in April: 33

The month with the most cloud cover is December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 29).

Average visibility in April
Round O, SC

Average visibility in April - Round O, SC
  • Average visibility in April: 6mi

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

Round O, South Carolina, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location