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May Weather in Cornish, United States

Last updated: June 24, 2025

In May, the average temperature in Cornish, United States hovers around 13°C (56°F), with fluctuations between a minimum of 1°C (34°F) and a maximum of 34°C (93°F). During this time, expect about 74 mm (2.9 in) of precipitation spread over 10 days, contributing to an average humidity level of 72%. 🌦️

May Temperature in Cornish

In May in Cornish, the average temperature is 13°C (56°F). Temperatures can soar to a maximum of 34°C (93°F) and drop to a minimum of 1°C (34°F). Be prepared for a wide range of temperatures during your visit!

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

The chart illustrates May temperature patterns in Cornish, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cornish, May typically has an average temperature of 13°C (56°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec242633455666727164523828
Data source: Temperature data for Cornish 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 Cornish

In Cornish in May, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.

May Precipitation Trends in Cornish

The chart displays monthly precipitation patterns in Cornish, 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 Cornish, May typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec79897712374871468264121107114
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Cornish

In Cornish in May, humidity is 72%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making outdoor activities somewhat uncomfortable and reminding travelers to stay hydrated and seek shade whenever possible.

May Average Humidity in Cornish

This chart illustrates the average monthly humidity levels in Cornish, 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 Cornish is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Cornish

In Cornish 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 Cornish.

Maximum UV Index Levels in Cornish for May

The chart shows the monthly maximum UV Index (UVI) for Cornish 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 Cornish typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Cornish 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 Cornish Compares to Other Months

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

This table compares monthly weather conditions in Cornish, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)79 mm (3.1 inches)86%low
February Weather-3°C (26°F)89 mm (3.5 inches)84%moderate
March Weather0°C (33°F)77 mm (3.0 inches)82%moderate
April Weather7°C (45°F)123 mm (4.8 inches)80%very high
May Weather13°C (56°F)74 mm (2.9 inches)72%very high
June Weather19°C (67°F)87 mm (3.4 inches)72%very high
July Weather22°C (72°F)145 mm (5.7 inches)67%very high
August Weather22°C (71°F)82 mm (3.2 inches)66%very high
September Weather18°C (64°F)64 mm (2.5 inches)71%high
October Weather11°C (52°F)121 mm (4.8 inches)78%moderate
November Weather3°C (39°F)107 mm (4.2 inches)84%moderate
December Weather-2°C (28°F)114 mm (4.5 inches)81%low

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