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May Weather in Hennessey, United States

Last updated: June 24, 2025

In Hennessey, United States during the month of May, the average temperature hovers around 21°C (70°F). Expect a range of 5°C (41°F) as the minimum to a sizzling 36°C (98°F) at its peak. Be prepared for some rain, with an average precipitation of 142 mm (5.6 in) spread over 12 days. Humidity levels are notably high, averaging at 82%, making it a warm and potentially sticky month!

May Temperature in Hennessey

In May in Hennessey, the average temperature is 21°C (70°F). Maximums can reach 36°C (98°F) and minimums can be as low as 5°C (41°F). This variation makes it essential for travelers to pack accordingly for both warm and cooler weather during their visit.

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

The chart illustrates May temperature patterns in Hennessey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hennessey, May typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (98°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec383953596980838176614943
Data source: Temperature data for Hennessey 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 Hennessey

In Hennessey in May, the total precipitation amount is 142 mm (5.6 in), occurring over the course of 12 days.

May Precipitation Trends in Hennessey

The chart displays monthly precipitation patterns in Hennessey, 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 Hennessey, May typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec44328591142102596865852526
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hennessey

In Hennessey in May, humidity is 82%. With an average temperature of 21°C (70°F), this humidity feels like a warm, sticky embrace that can quickly lead to discomfort for travelers, making outdoor activities less enjoyable and requiring frequent breaks for hydration.

May Average Humidity in Hennessey

This chart illustrates the average monthly humidity levels in Hennessey, 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 Hennessey is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%70%72%82%82%80%72%64%71%81%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hennessey

In Hennessey in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Hennessey.

Maximum UV Index Levels in Hennessey for May

The chart shows the monthly maximum UV Index (UVI) for Hennessey 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 Hennessey typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110753
Data source: Hennessey 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 Hennessey Compares to Other Months

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

This table compares monthly weather conditions in Hennessey, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)44 mm (1.7 inches)76%moderate
February Weather4°C (40°F)32 mm (1.2 inches)76%high
March Weather12°C (53°F)85 mm (3.3 inches)70%very high
April Weather15°C (59°F)91 mm (3.6 inches)72%very high
May Weather21°C (70°F)142 mm (5.6 inches)82%extreme
June Weather26°C (80°F)102 mm (4.0 inches)82%extreme
July Weather28°C (84°F)59 mm (2.3 inches)80%extreme
August Weather27°C (81°F)68 mm (2.7 inches)72%extreme
September Weather24°C (76°F)65 mm (2.6 inches)64%very high
October Weather16°C (61°F)85 mm (3.3 inches)71%high
November Weather10°C (49°F)25 mm (1.0 inches)81%moderate
December Weather6°C (43°F)26 mm (1.0 inches)84%moderate

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