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May Weather in Mount Morris, United States

Last updated: June 24, 2025

In May, the average temperature in Mount Morris, United States hovers around 14°C (58°F), with thrilling fluctuations between a brisk -3°C (27°F) and a warm 33°C (91°F). Expect to encounter 113 mm (4.4 in) of precipitation across 14 days, contributing to a noteworthy average humidity of 82%. Prepare for a month filled with variable weather!

May Temperature in Mount Morris

In May in Mount Morris, the average temperature is 14°C (58°F). Maximum temperatures can reach 33°C (91°F), while minimum temperatures can drop as low as -3°C (27°F). Be sure to pack for a range of weather conditions during your travels!

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

The chart illustrates May temperature patterns in Mount Morris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Morris, May typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec262834455867717063533831
Data source: Temperature data for Mount 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 Mount Morris

In Mount Morris in May, the precipitation amount is 113 mm (4.4 in) occurring over a span of 14 days.

May Precipitation Trends in Mount Morris

The chart displays monthly precipitation patterns in Mount 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 Mount Morris, May typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec7480721081138412783721318286
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mount Morris

In Mount Morris in May, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

May Average Humidity in Mount Morris

This chart illustrates the average monthly humidity levels in Mount 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 Mount Morris is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mount Morris

In Mount Morris 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 Mount Morris.

Maximum UV Index Levels in Mount Morris for May

The chart shows the monthly maximum UV Index (UVI) for Mount 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 Mount Morris typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Mount 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 Mount Morris Compares to Other Months

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

This table compares monthly weather conditions in Mount Morris, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)74 mm (2.9 inches)91%moderate
February Weather-2°C (28°F)80 mm (3.1 inches)91%moderate
March Weather1°C (35°F)72 mm (2.8 inches)88%high
April Weather7°C (46°F)107 mm (4.2 inches)88%very high
May Weather14°C (58°F)113 mm (4.4 inches)82%very high
June Weather19°C (67°F)84 mm (3.3 inches)79%very high
July Weather22°C (72°F)127 mm (5.0 inches)77%very high
August Weather21°C (70°F)83 mm (3.3 inches)72%very high
September Weather17°C (64°F)72 mm (2.8 inches)76%very high
October Weather12°C (53°F)131 mm (5.2 inches)83%high
November Weather3°C (39°F)82 mm (3.2 inches)88%moderate
December Weather-1°C (31°F)86 mm (3.4 inches)87%low

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