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May Weather in Frankfort, United States

Last updated: June 24, 2025

In May, the average temperature in Frankfort, United States is a pleasant 18°C (65°F). However, temperatures can fluctuate significantly, with a minimum of 2°C (36°F) and a maximum reaching up to 37°C (98°F). During this month, you can expect about 204 mm (8.0 in) of precipitation spread over 14 days, resulting in an average humidity of 82%.

May Temperature in Frankfort

In May in Frankfort, the average temperature is 18°C (65°F), with maximums reaching up to 37°C (98°F) and minimums dropping as low as 2°C (36°F). This wide range of temperatures suggests that travelers should pack versatile clothing to comfortably enjoy their stay.

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

The chart illustrates May temperature patterns in Frankfort, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Frankfort, May typically has an average temperature of 18°C (65°F), with highs reaching up to 37°C (98°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec293045536577807672554336
Data source: Temperature data for Frankfort 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 Frankfort

In Frankfort in May, the total precipitation amount is 204 mm (8.0 in) over a span of 14 days.

May Precipitation Trends in Frankfort

The chart displays monthly precipitation patterns in Frankfort, 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 Frankfort, May typically receives around 204 mm (8.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec3030897620410084101651193426
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Frankfort

In Frankfort 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 Frankfort

This chart illustrates the average monthly humidity levels in Frankfort, 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 Frankfort is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Frankfort

In Frankfort 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 Frankfort.

Maximum UV Index Levels in Frankfort for May

The chart shows the monthly maximum UV Index (UVI) for Frankfort 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 Frankfort typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Frankfort 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 Frankfort Compares to Other Months

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

This table compares monthly weather conditions in Frankfort, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)30 mm (1.2 inches)76%moderate
February Weather-1°C (30°F)30 mm (1.2 inches)77%moderate
March Weather7°C (45°F)89 mm (3.5 inches)70%high
April Weather12°C (53°F)76 mm (3.0 inches)73%very high
May Weather18°C (65°F)204 mm (8.0 inches)82%very high
June Weather25°C (77°F)100 mm (3.9 inches)82%extreme
July Weather27°C (80°F)84 mm (3.3 inches)81%extreme
August Weather25°C (77°F)101 mm (4.0 inches)78%very high
September Weather22°C (72°F)65 mm (2.6 inches)71%very high
October Weather13°C (55°F)119 mm (4.7 inches)71%high
November Weather6°C (43°F)34 mm (1.3 inches)81%moderate
December Weather2°C (36°F)26 mm (1.0 inches)84%moderate

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