April weather forecastJohnsonville, SC
April
Weather in April
April is an agreeable spring month in Johnsonville, South Carolina, with an average temperature varying between 55.2°F (12.9°C) and 72.9°F (22.7°C).Temperature
An upsurge in temperatures occurs as March gives way to April, with average highs shifting from an enjoyable 63.9°F (17.7°C) to an agreeable 72.9°F (22.7°C). Johnsonville cools down to an average low-temperature of 55.2°F (12.9°C) throughout the month of April.Humidity
In Johnsonville, South Carolina, the average relative humidity in April is 77%.Rainfall
In Johnsonville, in April, it is raining for 12.1 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, there are 147.1 rainfall days, and 21.77" (553mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
The average length of the day in April is 13h and 3min.On the first day of the month, sunrise is at 7:04 am and sunset at 7:38 pm. On the last day of April, sunrise is at 6:29 am and sunset at 8:00 pm EDT.
Sunshine
The average sunshine in April is 9.6h.UV index
In Johnsonville, South Carolina, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 5 during April translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Johnsonville, SC
- Average high temperature in April: 72.9°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (53.8°F).
- Average low temperature in April: 55.2°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in April
Johnsonville, 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
Johnsonville, SC
- Average wind speed in April: 7.6mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Johnsonville, SC
- Average humidity in April: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (74%).
Average rainfall in April
Johnsonville, SC
- Average rainfall in April: 1.85"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Johnsonville, SC
- Average rainfall days in April: 12.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in April
Johnsonville, 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
Johnsonville, SC
- Average snowfall days in April: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in April /
Average sunshine in April
Johnsonville, SC
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 9h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in April
Johnsonville, SC
- Average sunshine days in April: 14.9 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in April
Johnsonville, SC
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in April
Johnsonville, SC
- Average cloud cover in April: 34
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in April
Johnsonville, 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).





