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July Weather in Sistersville, United States

Last updated: June 24, 2025

In Sistersville, United States, the average temperature in July is a pleasant 24°C (76°F). Expect a minimum of 13°C (56°F) and a maximum that can reach up to 34°C (94°F). However, be prepared for some rainy days, as the area receives about 126 mm (5.0 in) of precipitation over 13 days. The air tends to be quite humid, with an average humidity level of 82%.

July Temperature in Sistersville

In July in Sistersville, the average temperature is 24°C (76°F). Maximums can reach 34°C (94°F), while minimums can dip as low as 13°C (56°F). This mild weather makes Sistersville an ideal destination for travelers seeking comfortable temperatures.

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

The chart illustrates July 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, July typically has an average temperature of 24°C (76°F), with highs reaching up to 34°C (94°F) and lows dropping to around 13°C (56°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.

July Precipitation in Sistersville

In Sistersville in July, the precipitation amount is 126 mm (5.0 in) over the course of 13 days.

July Precipitation Trends in Sistersville

The chart displays monthly precipitation patterns in Sistersville, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Sistersville, July typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec9312811514814117012710010511486118
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Sistersville

In Sistersville in July, humidity is 82%. With an average temperature of 24°C (76°F), this humidity feels like wearing a warm, damp blanket, making travel uncomfortable and sticky as you explore.

July Average Humidity in Sistersville

This chart illustrates the average monthly humidity levels in Sistersville, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Sistersville is approximately 82%, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in Sistersville

In Sistersville in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sistersville.

Maximum UV Index Levels in Sistersville for July

The chart shows the monthly maximum UV Index (UVI) for Sistersville in July, 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 July, the maximum UV index in Sistersville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Sistersville July 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 July 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 July’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 July’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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