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April Weather in Sistersville, United States

Last updated: June 24, 2025

In Sistersville, United States, the average temperature in April hovers around 12°C (54°F). Expect a wide range of temperatures, with a minimum of -4°C (24°F) and a maximum of 29°C (85°F). Rainfall is notable, averaging 148 mm (5.8 in) over the course of 14 days, and the air tends to be quite humid, with an average humidity level of 86%.

April Temperature in Sistersville

In April in Sistersville, the average temperature is 12°C (54°F). Maximum temperatures can reach up to 29°C (85°F), and minimums can dip as low as -4°C (24°F). This makes Sistersville an attractive destination for travelers seeking a wide range of weather experiences.

April Weather in Sistersville: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sistersville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sistersville, April typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (85°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec333844546471757369594438
Data source: Temperature data for Sistersville 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 Sistersville

In Sistersville in April, the total precipitation amount is 148 mm (5.8 in) over the course of 14 days.

April Precipitation Trends in Sistersville

The chart displays monthly precipitation patterns in Sistersville, 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 Sistersville, April typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec9312811514814117012710010511486118
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sistersville

In Sistersville in April, humidity is 86%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable and travel challenging due to the heavy, muggy atmosphere.

April Average Humidity in Sistersville

This chart illustrates the average monthly humidity levels in Sistersville, 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 Sistersville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sistersville

In Sistersville 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 Sistersville.

Maximum UV Index Levels in Sistersville for April

The chart shows the monthly maximum UV Index (UVI) for Sistersville 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 Sistersville typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Sistersville 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 Sistersville Compares to Other Months

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

This table compares monthly weather conditions in Sistersville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)93 mm (3.7 inches)88%moderate
February Weather3°C (38°F)128 mm (5.0 inches)88%moderate
March Weather7°C (45°F)115 mm (4.5 inches)88%high
April Weather12°C (54°F)148 mm (5.8 inches)86%very high
May Weather18°C (64°F)141 mm (5.6 inches)82%very high
June Weather22°C (71°F)170 mm (6.7 inches)84%very high
July Weather24°C (76°F)126 mm (5.0 inches)82%very high
August Weather23°C (74°F)100 mm (3.9 inches)73%very high
September Weather21°C (69°F)105 mm (4.1 inches)73%very high
October Weather15°C (59°F)114 mm (4.5 inches)81%high
November Weather7°C (44°F)86 mm (3.4 inches)89%moderate
December Weather4°C (39°F)118 mm (4.7 inches)86%moderate

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