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May Weather in Columbus, United States

Last updated: June 24, 2025

In May, the average temperature in Columbus, United States hovers around 14°C (58°F). However, temperatures can vary significantly, with minimums dropping to -3°C (27°F) and maximums soaring to 31°C (88°F). Be prepared for some rain, as 148 mm (5.8 in) of precipitation is expected over approximately 16 days. The atmosphere will feel quite humid, with an average humidity level of around 80%.

May Temperature in Columbus

In May in Columbus, the average temperature is 14°C (58°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as -3°C (27°F). This diverse temperature range makes Columbus an ideal destination for travelers seeking both warm and cool experiences.

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

The chart illustrates May temperature patterns in Columbus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Columbus, May typically has an average temperature of 14°C (58°F), with highs reaching up to 31°C (88°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec252835455766706863523731
Data source: Temperature data for Columbus 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 Columbus

In Columbus in May, the precipitation amount is 148 mm (5.8 in) over a span of 16 days.

May Precipitation Trends in Columbus

The chart displays monthly precipitation patterns in Columbus, 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 Columbus, May typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec10711510813514815816512196139127119
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Columbus

In Columbus in May humidity is 80%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities sweltering and uncomfortable for travel.

May Average Humidity in Columbus

This chart illustrates the average monthly humidity levels in Columbus, 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 Columbus is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Columbus

In Columbus 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 Columbus.

Maximum UV Index Levels in Columbus for May

The chart shows the monthly maximum UV Index (UVI) for Columbus 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 Columbus typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Columbus 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 Columbus Compares to Other Months

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

This table compares monthly weather conditions in Columbus, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)106 mm (4.2 inches)89%moderate
February Weather-2°C (28°F)115 mm (4.5 inches)90%moderate
March Weather1°C (35°F)108 mm (4.2 inches)89%high
April Weather7°C (45°F)135 mm (5.3 inches)88%very high
May Weather14°C (58°F)148 mm (5.8 inches)80%very high
June Weather19°C (66°F)158 mm (6.2 inches)79%very high
July Weather21°C (71°F)165 mm (6.5 inches)74%very high
August Weather20°C (68°F)121 mm (4.8 inches)64%very high
September Weather17°C (63°F)96 mm (3.8 inches)67%very high
October Weather11°C (53°F)139 mm (5.5 inches)81%high
November Weather3°C (38°F)127 mm (5.0 inches)89%moderate
December Weather-1°C (31°F)119 mm (4.7 inches)88%low

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