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April Weather in South Charleston, United States

Last updated: June 24, 2025

In April, the average temperature in South Charleston, United States hovers around 11°C (52°F). Expect a chill in the air, with minimum temperatures dipping to -6°C (21°F) and occasional warm spells reaching up to 29°C (84°F). Be prepared for some rain, as 111 mm (4.4 in) of precipitation falls over approximately 13 days, with an average humidity level of 85%.

April Temperature in South Charleston

In April in South Charleston, the average temperature is 11°C (52°F). Maximums can reach 29°C (84°F), and minimums can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures during your travels, making layers essential for comfort.

April Weather in South Charleston: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in South Charleston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Charleston, April typically has an average temperature of 11°C (52°F), with highs reaching up to 29°C (84°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec313443526472767369584236
Data source: Temperature data for South Charleston generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in South Charleston

In South Charleston in April, the precipitation amount reaches 111 mm (4.4 in) over the course of 13 days.

April Precipitation Trends in South Charleston

The chart displays monthly precipitation patterns in South Charleston, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In South Charleston, April typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7911111611112513511487919598102
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in South Charleston

In South Charleston in April, humidity is 85%. With an average temperature of 11°C (52°F), this humidity feels like a damp blanket wrapping around you, making travel quite uncomfortable as the air feels heavy and can sap your energy.

April Average Humidity in South Charleston

This chart illustrates the average monthly humidity levels in South Charleston, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in South Charleston is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in South Charleston

In South Charleston in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Charleston.

Maximum UV Index Levels in South Charleston for April

The chart shows the monthly maximum UV Index (UVI) for South Charleston in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in South Charleston typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: South Charleston April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in South Charleston Compares to Other Months

Weather in South Charleston varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in South Charleston, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in South Charleston, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)79 mm (3.1 inches)88%moderate
February Weather1°C (35°F)111 mm (4.4 inches)88%moderate
March Weather6°C (43°F)116 mm (4.6 inches)87%high
April Weather11°C (52°F)111 mm (4.4 inches)85%very high
May Weather18°C (64°F)125 mm (4.9 inches)81%very high
June Weather22°C (72°F)135 mm (5.3 inches)82%very high
July Weather24°C (76°F)114 mm (4.5 inches)81%very high
August Weather23°C (74°F)87 mm (3.4 inches)73%very high
September Weather21°C (69°F)91 mm (3.6 inches)73%very high
October Weather14°C (58°F)95 mm (3.8 inches)78%high
November Weather6°C (42°F)98 mm (3.9 inches)89%moderate
December Weather2°C (37°F)102 mm (4.0 inches)87%moderate

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