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May Weather in Ironton, United States

Last updated: June 24, 2025

In Ironton, United States, the average temperature in May is a comfortable 12°C (54°F). Expect minimums as low as -1°C (31°F) and maximums soaring to 30°C (86°F). During this month, the region sees an average precipitation of 64 mm (2.5 in) spread over 10 days, with humidity levels hovering around 76%. Stay prepared for a mix of weather as you explore!

May Temperature in Ironton

In May in Ironton, the average temperature is 12°C (54°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop to as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates May temperature patterns in Ironton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ironton, May typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec121228385468726861463019
Data source: Temperature data for Ironton 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 Ironton

In Ironton in May, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

May Precipitation Trends in Ironton

The chart displays monthly precipitation patterns in Ironton, 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 Ironton, May typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec20244068648088921131123053
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ironton

In Ironton in May, humidity is 76%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration while exploring.

May Average Humidity in Ironton

This chart illustrates the average monthly humidity levels in Ironton, 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 Ironton is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%88%83%76%76%76%77%77%82%88%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ironton

In Ironton in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ironton.

Maximum UV Index Levels in Ironton for May

The chart shows the monthly maximum UV Index (UVI) for Ironton 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 Ironton typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810987532
Data source: Ironton 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 Ironton Compares to Other Months

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

This table compares monthly weather conditions in Ironton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)19 mm (0.8 inches)92%low
February Weather-11°C (12°F)24 mm (0.9 inches)93%moderate
March Weather-2°C (29°F)40 mm (1.6 inches)88%moderate
April Weather3°C (38°F)68 mm (2.7 inches)83%high
May Weather12°C (54°F)64 mm (2.5 inches)76%very high
June Weather20°C (68°F)80 mm (3.2 inches)76%very high
July Weather22°C (72°F)88 mm (3.5 inches)76%very high
August Weather20°C (69°F)92 mm (3.6 inches)77%very high
September Weather16°C (61°F)113 mm (4.4 inches)77%high
October Weather8°C (46°F)112 mm (4.4 inches)82%moderate
November Weather-1°C (30°F)30 mm (1.2 inches)87%moderate
December Weather-7°C (20°F)53 mm (2.1 inches)89%low

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