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May Weather in Metropolis, United States

Last updated: June 24, 2025

In May, the average temperature in Metropolis, United States is a pleasant 21°C (69°F). However, temperatures can vary, with a minimum of 5°C (41°F) and soaring up to 33°C (92°F). Visitors should also prepare for a humid experience, as the average humidity sits at 82%, accompanied by 141 mm (5.5 in) of precipitation over 13 days during the month.

May Temperature in Metropolis

In May in Metropolis, the average temperature is 21°C (69°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop to as low as 5°C (41°F). This diverse climate makes Metropolis an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Metropolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Metropolis, May typically has an average temperature of 21°C (69°F), with highs reaching up to 33°C (92°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec374050576977807874624743
Data source: Temperature data for Metropolis 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 Metropolis

In Metropolis in May, the precipitation amount is 141 mm (5.5 in), falling over the course of 13 days.

May Precipitation Trends in Metropolis

The chart displays monthly precipitation patterns in Metropolis, 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 Metropolis, May typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061401511371411029479791279397
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Metropolis

In Metropolis in May humidity is 82%. With an average temperature of 21°C (69°F), this humidity feels like a sweltering embrace, making outdoor activities feel more strenuous and prompting travelers to seek shade and cooling breezes.

May Average Humidity in Metropolis

This chart illustrates the average monthly humidity levels in Metropolis, 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 Metropolis is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Metropolis

In Metropolis 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 Metropolis.

Maximum UV Index Levels in Metropolis for May

The chart shows the monthly maximum UV Index (UVI) for Metropolis 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 Metropolis typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111110109753
Data source: Metropolis 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 Metropolis Compares to Other Months

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

This table compares monthly weather conditions in Metropolis, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)106 mm (4.2 inches)86%moderate
February Weather5°C (41°F)140 mm (5.5 inches)84%high
March Weather10°C (50°F)151 mm (6.0 inches)84%high
April Weather14°C (58°F)137 mm (5.4 inches)80%very high
May Weather21°C (69°F)141 mm (5.5 inches)82%extreme
June Weather25°C (77°F)102 mm (4.0 inches)83%extreme
July Weather27°C (81°F)94 mm (3.7 inches)79%very high
August Weather25°C (78°F)79 mm (3.1 inches)76%very high
September Weather23°C (74°F)79 mm (3.1 inches)75%very high
October Weather16°C (62°F)127 mm (5.0 inches)74%high
November Weather8°C (47°F)93 mm (3.7 inches)85%moderate
December Weather6°C (43°F)97 mm (3.8 inches)88%moderate

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