May Weather in Hayden, United States

Last updated: June 24, 2025

In May, the average temperature in Hayden, United States is a delightful 22°C (72°F). Expect a range where the minimum can dip to 5°C (41°F) while the maximum can soar up to 34°C (94°F). Be prepared for some rain, with an average precipitation of 98 mm (3.9 in) spread over 11 days. Don't forget, the air is quite humid, boasting an average humidity of 81%!

May Temperature in Hayden

In May in Hayden, the average temperature is 22°C (72°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 5°C (41°F). This makes it an ideal time for travelers to experience a range of weather conditions, so packing accordingly is essential.

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

The chart illustrates May temperature patterns in Hayden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayden, May typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (94°F) and lows dropping to around 5°C (41°F).

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

May Precipitation in Hayden

In Hayden in May, the total precipitation amount is 98 mm (3.9 in) over the course of 11 days.

May Precipitation Trends in Hayden

The chart displays monthly precipitation patterns in Hayden, 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 Hayden, May typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 11 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 Hayden

In Hayden in May, humidity is 81%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping blanket, making traveling feel both lush and a bit stifling, as the air clings to your skin and every step is accompanied by a gentle sheen of moisture.

May Average Humidity in Hayden

This chart illustrates the average monthly humidity levels in Hayden, 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 Hayden is approximately 81%, 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 Hayden

In Hayden 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 Hayden.

Maximum UV Index Levels in Hayden for May

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

Data source: Hayden 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 Hayden Compares to Other Months

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

This table compares monthly weather conditions in Hayden, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	118 mm (4.6 inches)	85%	moderate
February Weather	10°C (51°F)	188 mm (7.4 inches)	84%	high
March Weather	14°C (57°F)	177 mm (7.0 inches)	82%	very high
April Weather	17°C (63°F)	154 mm (6.1 inches)	82%	very high
May Weather	22°C (72°F)	98 mm (3.9 inches)	81%	extreme
June Weather	25°C (77°F)	125 mm (4.9 inches)	77%	extreme
July Weather	27°C (80°F)	99 mm (3.9 inches)	77%	extreme
August Weather	26°C (80°F)	108 mm (4.3 inches)	72%	extreme
September Weather	24°C (76°F)	94 mm (3.7 inches)	73%	very high
October Weather	19°C (66°F)	132 mm (5.2 inches)	73%	high
November Weather	11°C (52°F)	79 mm (3.1 inches)	85%	high
December Weather	9°C (49°F)	152 mm (6.0 inches)	88%	moderate