May Weather in Ackley, United States

Last updated: June 24, 2025

In Ackley, United States, the average temperature in May hovers around 16°C (61°F). Expect a range from a chilly -1°C (31°F) to a balmy 35°C (95°F). During this month, you can anticipate about 149 mm (5.9 in) of precipitation spread over 15 days, contributing to an average humidity of 74%. Make sure to pack accordingly!

May Temperature in Ackley

In May in Ackley, the average temperature is 16°C (61°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop to as low as -1°C (31°F). Travelers should be prepared for a wide range of weather conditions, from warm days to chilly nights.

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

The chart illustrates May temperature patterns in Ackley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ackley, May typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (31°F).

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

May Precipitation in Ackley

In Ackley in May, the precipitation amount is 149 mm (5.9 in) over a period of 15 days.

May Precipitation Trends in Ackley

The chart displays monthly precipitation patterns in Ackley, 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 Ackley, May typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 15 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 Ackley

In Ackley in May humidity is 74%. With an average temperature of 16°C (61°F), this humidity feels like a damp blanket wrapping around you, making traveling quite uncomfortable as the air feels thick and muggy, potentially leading to fatigue and a longing for a cool breeze.

May Average Humidity in Ackley

This chart illustrates the average monthly humidity levels in Ackley, 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 Ackley 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 Ackley

In Ackley 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 Ackley.

Maximum UV Index Levels in Ackley for May

The chart shows the monthly maximum UV Index (UVI) for Ackley 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 Ackley typically reaches 9, which falls under the very high exposure category.

Data source: Ackley 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 Ackley Compares to Other Months

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

This table compares monthly weather conditions in Ackley, 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 (20°F)	39 mm (1.5 inches)	82%	moderate
February Weather	-6°C (21°F)	48 mm (1.9 inches)	84%	moderate
March Weather	3°C (37°F)	72 mm (2.8 inches)	80%	high
April Weather	8°C (47°F)	83 mm (3.3 inches)	81%	very high
May Weather	16°C (61°F)	149 mm (5.9 inches)	74%	very high
June Weather	23°C (73°F)	121 mm (4.8 inches)	80%	extreme
July Weather	24°C (75°F)	104 mm (4.1 inches)	80%	very high
August Weather	22°C (72°F)	95 mm (3.7 inches)	77%	very high
September Weather	19°C (67°F)	117 mm (4.6 inches)	75%	very high
October Weather	11°C (51°F)	126 mm (5.0 inches)	80%	high
November Weather	2°C (37°F)	47 mm (1.8 inches)	87%	moderate
December Weather	-2°C (29°F)	34 mm (1.3 inches)	83%	moderate