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May Weather in Blennerhassett, United States

Last updated: June 24, 2025

In May, the average temperature in Blennerhassett, United States hovers around 18°C (65°F), with extremes that can dip to a chilly 0°C (32°F) and soar to a warm 32°C (90°F). With 147 mm (5.8 in) of precipitation spread over 16 days, be prepared for a fair share of rainy weather. Coupled with an average humidity of 82%, the climate can feel quite humid, making it important to stay hydrated and comfortable during your visit!

May Temperature in Blennerhassett

In May in Blennerhassett, the average temperature is 18°C (65°F). Maximums can reach 32°C (90°F), and minimums can be as low as 0°C (32°F). This makes Blennerhassett an ideal destination for travelers seeking a blend of warm days and cooler nights.

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

The chart illustrates May temperature patterns in Blennerhassett, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Blennerhassett, May typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec343845546572777570594439
Data source: Temperature data for Blennerhassett 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 Blennerhassett

In Blennerhassett in May, the precipitation amount is 147 mm (5.8 in) spread over 16 days.

May Precipitation Trends in Blennerhassett

The chart displays monthly precipitation patterns in Blennerhassett, 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 Blennerhassett, May typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec9112511514314715311212310411382117
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Blennerhassett

In Blennerhassett in May, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

May Average Humidity in Blennerhassett

This chart illustrates the average monthly humidity levels in Blennerhassett, 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 Blennerhassett 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 Blennerhassett

In Blennerhassett 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 Blennerhassett.

Maximum UV Index Levels in Blennerhassett for May

The chart shows the monthly maximum UV Index (UVI) for Blennerhassett 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 Blennerhassett typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098653
Data source: Blennerhassett 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 Blennerhassett Compares to Other Months

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

This table compares monthly weather conditions in Blennerhassett, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)91 mm (3.6 inches)88%moderate
February Weather4°C (39°F)125 mm (4.9 inches)88%moderate
March Weather7°C (46°F)115 mm (4.5 inches)88%high
April Weather12°C (55°F)143 mm (5.6 inches)86%very high
May Weather18°C (65°F)147 mm (5.8 inches)82%very high
June Weather22°C (72°F)153 mm (6.0 inches)84%very high
July Weather25°C (77°F)112 mm (4.4 inches)82%very high
August Weather24°C (75°F)123 mm (4.8 inches)73%very high
September Weather21°C (70°F)104 mm (4.1 inches)73%very high
October Weather15°C (60°F)113 mm (4.4 inches)81%high
November Weather7°C (45°F)82 mm (3.2 inches)89%moderate
December Weather4°C (39°F)117 mm (4.6 inches)86%moderate

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