April weather forecastHighland Park, SC
April
Weather in April
April is a moderately hot spring month in Highland Park, South Carolina, with an average temperature fluctuating between 74.8°F (23.8°C) and 58.5°F (14.7°C).Temperature
The arrival of April witnesses a small shift in the average high-temperature, moving from an enjoyable 66.7°F (19.3°C) in March to a warm 74.8°F (23.8°C). In the month of April, the average temperature dips to a refreshing 58.5°F (14.7°C) during the night.Humidity
The average relative humidity in April is 73%.Rainfall
In April, the rain falls for 13.4 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. In Highland Park, during the entire year, the rain falls for 172.6 days and collects up to 39.13" (994mm) of precipitation.Snowfall
March through November are months without snowfall.Daylight
In April, the average length of the day is 13h and 1min.On the first day of the month, sunrise is at 7:06 am and sunset at 7:40 pm. On the last day of April, sunrise is at 6:32 am and sunset at 8:01 pm EDT.
Sunshine
In Highland Park, the average sunshine in April is 9.6h.UV index
In Highland Park, the average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 6 during April translates into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Highland Park, SC
- Average high temperature in April: 74.8°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in April: 58.5°F
The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).
Average pressure in April
Highland Park, SC
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in April
Highland Park, 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 (5.8mph).
Average humidity in April
Highland Park, SC
- Average humidity in April: 73%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).
Average rainfall in April
Highland Park, SC
- Average rainfall in April: 3.07"
The wettest month (with the highest rainfall) is August (6.22").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in April
Highland Park, SC
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in April
Highland Park, SC
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Highland Park, 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 November (0 days).
Average daylight in April /
Average sunshine in April
Highland Park, 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 36min
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 36min).
Average sunshine days in April
Highland Park, SC
- Average sunshine days in April: 14.9 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in April
Highland Park, SC
- Average UV index in April: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in April
Highland Park, SC
- Average cloud cover in April: 31
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in April
Highland Park, 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).





