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May Weather in Waynesburg, United States

Last updated: June 24, 2025

In May, the average temperature in Waynesburg, United States is a pleasant 17°C (63°F). However, be prepared for some variability, as the temperature can dip to a chilly -1°C (30°F) at its lowest and soar up to a sweltering 31°C (88°F) at its peak. Rainfall is notable during this month, with a total precipitation of 148 mm (5.8 in) spread over 18 days. With an average humidity of 82%, it's advisable to stay hydrated and enjoy the lush, vibrant atmosphere!

May Temperature in Waynesburg

In May in Waynesburg, the average temperature is 17°C (63°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop to as low as -1°C (30°F). Travelers should prepare for a wide range of temperatures and pack accordingly.

May Weather in Waynesburg: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Waynesburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waynesburg, May typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec323643526370757368584337
Data source: Temperature data for Waynesburg 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.

May Precipitation in Waynesburg

In Waynesburg in May, the total precipitation amount is 148 mm (5.8 in), occurring over the course of 18 days.

May Precipitation Trends in Waynesburg

The chart displays monthly precipitation patterns in Waynesburg, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Waynesburg, May typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec8812111913214816714110112012087116
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Waynesburg

In Waynesburg in May, humidity is 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

May Average Humidity in Waynesburg

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

May UV Index in Waynesburg

In Waynesburg in May, 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 Waynesburg.

Maximum UV Index Levels in Waynesburg for May

The chart shows the monthly maximum UV Index (UVI) for Waynesburg in May, 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 May, the maximum UV index in Waynesburg typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Waynesburg May 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 May Weather in Waynesburg Compares to Other Months

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

This table compares monthly weather conditions in Waynesburg, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)88 mm (3.5 inches)88%moderate
February Weather2°C (36°F)121 mm (4.8 inches)88%moderate
March Weather6°C (43°F)119 mm (4.7 inches)88%high
April Weather11°C (53°F)132 mm (5.2 inches)86%very high
May Weather17°C (63°F)148 mm (5.8 inches)82%very high
June Weather21°C (70°F)167 mm (6.6 inches)84%very high
July Weather24°C (75°F)141 mm (5.5 inches)82%very high
August Weather23°C (73°F)101 mm (4.0 inches)73%very high
September Weather20°C (68°F)120 mm (4.7 inches)73%very high
October Weather14°C (58°F)120 mm (4.7 inches)81%high
November Weather6°C (43°F)87 mm (3.4 inches)89%moderate
December Weather3°C (37°F)116 mm (4.6 inches)86%moderate

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