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August Weather in Morgantown, United States

Last updated: June 24, 2025

In August, the average temperature in Morgantown, United States hovers around 25°C (78°F), creating a pleasantly warm atmosphere. However, temperatures can fluctuate significantly, with minimums dropping to 13°C (57°F) and maximums soaring to 38°C (100°F). Expect about 113 mm (4.4 in) of precipitation spread over 13 days, bringing an average humidity of 74% to the region.

August Temperature in Morgantown

In August in Morgantown, the average temperature is 25°C (78°F). The maximum can reach 38°C (100°F), while the minimum can be as low as 13°C (57°F). Be prepared for warm days and cooler evenings while enjoying your travels!

August Weather in Morgantown: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Morgantown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Morgantown, August typically has an average temperature of 25°C (78°F), with highs reaching up to 38°C (100°F) and lows dropping to around 13°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec384250586976807873624743
Data source: Temperature data for Morgantown 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.

August Precipitation in Morgantown

In Morgantown in August, the precipitation amount is 113 mm (4.4 in) over the course of 13 days.

August Precipitation Trends in Morgantown

The chart displays monthly precipitation patterns in Morgantown, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Morgantown, August typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec9516713515811713812211311911390117
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Morgantown

In Morgantown in August humidity is 74%. With an average temperature of 25°C (78°F), this humidity feels like you're enveloped in a warm, thick blanket, making outdoor activities feel more strenuous and necessitating frequent breaks and hydration for comfortable travel.

August Average Humidity in Morgantown

This chart illustrates the average monthly humidity levels in Morgantown, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Morgantown is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Morgantown

In Morgantown in August, 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 Morgantown.

Maximum UV Index Levels in Morgantown for August

The chart shows the monthly maximum UV Index (UVI) for Morgantown in August, 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 August, the maximum UV index in Morgantown typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101110109753
Data source: Morgantown August 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 August Weather in Morgantown Compares to Other Months

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

This table compares monthly weather conditions in Morgantown, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)95 mm (3.7 inches)87%moderate
February Weather6°C (42°F)167 mm (6.6 inches)86%high
March Weather10°C (51°F)135 mm (5.3 inches)86%high
April Weather14°C (58°F)158 mm (6.2 inches)82%very high
May Weather21°C (69°F)117 mm (4.6 inches)82%very high
June Weather25°C (77°F)138 mm (5.4 inches)83%extreme
July Weather27°C (80°F)122 mm (4.8 inches)80%very high
August Weather25°C (78°F)113 mm (4.4 inches)74%very high
September Weather23°C (73°F)119 mm (4.7 inches)71%very high
October Weather17°C (62°F)113 mm (4.5 inches)78%high
November Weather8°C (47°F)90 mm (3.6 inches)88%moderate
December Weather6°C (43°F)117 mm (4.6 inches)88%moderate

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