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May Weather in Morris, United States

Last updated: June 24, 2025

In Morris, United States, the average temperature in May hovers around 17°C (63°F). Expect a range that can dip as low as -1°C (31°F) and soar up to a steamy 35°C (95°F). Rainfall is not uncommon, with an average precipitation amount of 165 mm (6.5 in) spread over 16 days. With an average humidity level of 79%, you might want to prepare for some muggy moments!

May Temperature in Morris

In May in Morris, the average temperature is 17°C (63°F). Maximum temperatures can reach 35°C (95°F) and minimums can drop to as low as -1°C (31°F). Be prepared for a wide range of weather conditions if you're planning to travel during this time.

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

The chart illustrates May temperature patterns in Morris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Morris, May typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec262841506373767369554034
Data source: Temperature data for Morris 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 Morris

In Morris in May, the precipitation amount is 165 mm (6.5 in) over a period of 16 days.

May Precipitation Trends in Morris

The chart displays monthly precipitation patterns in Morris, 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 Morris, May typically receives around 165 mm (6.5 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec64689311916514310193911365856
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Morris

In Morris in May, humidity is 79%. With an average temperature of 17°C (63°F), this humidity feels like a warm, muggy embrace, making outdoor activities less comfortable and prompting travelers to seek shaded areas or cool refreshments more frequently.

May Average Humidity in Morris

This chart illustrates the average monthly humidity levels in Morris, 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 Morris is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Morris

In Morris in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Morris.

Maximum UV Index Levels in Morris for May

The chart shows the monthly maximum UV Index (UVI) for Morris 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 Morris typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Morris 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 Morris Compares to Other Months

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

This table compares monthly weather conditions in Morris, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)64 mm (2.5 inches)82%moderate
February Weather-2°C (28°F)68 mm (2.7 inches)83%moderate
March Weather5°C (41°F)93 mm (3.7 inches)84%high
April Weather10°C (50°F)119 mm (4.7 inches)85%very high
May Weather17°C (63°F)165 mm (6.5 inches)79%very high
June Weather23°C (73°F)143 mm (5.6 inches)82%very high
July Weather24°C (76°F)101 mm (4.0 inches)80%very high
August Weather23°C (74°F)93 mm (3.6 inches)81%very high
September Weather20°C (69°F)91 mm (3.6 inches)80%very high
October Weather13°C (56°F)136 mm (5.4 inches)82%high
November Weather4°C (40°F)58 mm (2.3 inches)88%moderate
December Weather1°C (34°F)56 mm (2.2 inches)84%low

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