May Weather in Corning, United States

Last updated: June 24, 2025

In Corning, United States, the average temperature in May hovers around 21°C (71°F). However, be prepared for a wide range, as temperatures can drop to a chilly 5°C (42°F) or soar up to a sizzling 40°C (104°F). Expect 36 mm (1.4 in) of rainfall spread over 3 days, contributing to an average humidity level of 74%.

May Temperature in Corning

In May in Corning, the average temperature is 21°C (71°F). Maximums can reach 40°C (104°F), while minimums can drop as low as 5°C (42°F). Be prepared for a wide range of temperatures while traveling during this time.

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

The chart illustrates May temperature patterns in Corning, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Corning, May typically has an average temperature of 21°C (71°F), with highs reaching up to 40°C (104°F) and lows dropping to around 5°C (42°F).

Data source: Temperature data for Corning generated using information from the Copernicus Climate Change Service.

May Precipitation in Corning

In Corning in May, the precipitation amount is 36 mm (1.4 in) over a period of 3 days.

May Precipitation Trends in Corning

The chart displays monthly precipitation patterns in Corning, 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 Corning, May typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Corning

In Corning in May, humidity is 74%. With an average temperature of 21°C (71°F), this humidity feels like traveling through a warm, damp blanket, making outdoor excursions feel sticky and a bit stifling, often prompting the need for frequent breaks to stay refreshed.

May Average Humidity in Corning

This chart illustrates the average monthly humidity levels in Corning, 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 Corning is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Corning

In Corning 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 Corning.

Maximum UV Index Levels in Corning for May

The chart shows the monthly maximum UV Index (UVI) for Corning 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 Corning typically reaches 11, which falls under the extreme exposure category.

Data source: Corning 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 Corning Compares to Other Months

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

This table compares monthly weather conditions in Corning, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	122 mm (4.8 inches)	84%	moderate
February Weather	11°C (52°F)	123 mm (4.8 inches)	84%	moderate
March Weather	13°C (55°F)	105 mm (4.1 inches)	83%	high
April Weather	17°C (62°F)	48 mm (1.9 inches)	81%	very high
May Weather	21°C (71°F)	36 mm (1.4 inches)	74%	extreme
June Weather	27°C (81°F)	8 mm (0.3 inches)	64%	extreme
July Weather	30°C (87°F)	0 mm (0.0 inches)	44%	extreme
August Weather	29°C (84°F)	1 mm (0.0 inches)	36%	very high
September Weather	25°C (77°F)	6 mm (0.2 inches)	44%	very high
October Weather	19°C (66°F)	34 mm (1.4 inches)	65%	high
November Weather	13°C (56°F)	55 mm (2.2 inches)	84%	moderate
December Weather	9°C (49°F)	88 mm (3.5 inches)	83%	moderate