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May Weather in De Witt, United States

Last updated: June 24, 2025

In May, the average temperature in De Witt, United States hovers around 17°C (64°F). Expect a range of temperatures with a minimum of 2°C (36°F) and a maximum reaching up to 37°C (99°F). During this month, anticipate 150 mm (5.9 in) of precipitation spread over 14 days, contributing to an average humidity of 78%.

May Temperature in De Witt

In May in De Witt, the average temperature is 17°C (64°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 2°C (36°F). This makes it an ideal destination for travelers seeking a range of weather experiences, from warm sunny days to cooler evenings.

May Weather in De Witt: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in De Witt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In De Witt, May typically has an average temperature of 17°C (64°F), with highs reaching up to 37°C (99°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec272743516377797571534133
Data source: Temperature data for De Witt 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 De Witt

In De Witt in May, the total precipitation amount is 150 mm (5.9 in), occurring over a span of 14 days.

May Precipitation Trends in De Witt

The chart displays monthly precipitation patterns in De Witt, 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 De Witt, May typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec30259348150915984821082637
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in De Witt

In De Witt in May humidity is 78%. With average temperature 17°C (64°F), this humidity feels like a warm embrace, making travel feel sticky and heavy, as the air wraps around you and the moments spent outdoors leave you longing for a cool respite.

May Average Humidity in De Witt

This chart illustrates the average monthly humidity levels in De Witt, 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 De Witt is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in De Witt

In De Witt 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 De Witt.

Maximum UV Index Levels in De Witt for May

The chart shows the monthly maximum UV Index (UVI) for De Witt 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 De Witt typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111198643
Data source: De Witt 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 De Witt Compares to Other Months

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

This table compares monthly weather conditions in De Witt, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)30 mm (1.2 inches)76%moderate
February Weather-3°C (28°F)25 mm (1.0 inches)80%moderate
March Weather6°C (43°F)92 mm (3.6 inches)73%high
April Weather11°C (52°F)48 mm (1.9 inches)74%very high
May Weather17°C (64°F)150 mm (5.9 inches)78%very high
June Weather25°C (77°F)91 mm (3.6 inches)82%extreme
July Weather26°C (80°F)59 mm (2.3 inches)83%extreme
August Weather24°C (76°F)84 mm (3.3 inches)80%very high
September Weather21°C (71°F)82 mm (3.2 inches)75%very high
October Weather12°C (54°F)108 mm (4.2 inches)75%high
November Weather5°C (42°F)26 mm (1.0 inches)82%moderate
December Weather1°C (33°F)37 mm (1.5 inches)83%moderate

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