July Weather in Lyons, United States

Last updated: June 24, 2025

In July, the average temperature in Lyons, United States is a warm 27°C (81°F), with a minimum that can dip to 14°C (58°F) and a scorching maximum reaching 41°C (105°F). Travelers should prepare for some moisture, as the region experiences approximately 70 mm (2.8 in) of precipitation over 10 days. Don't forget to stay hydrated; the average humidity hovers around a balmy 80%!

July Temperature in Lyons

In July in Lyons, the average temperature is 27°C (81°F). Maximums can reach 41°C (105°F), while minimums can drop to as low as 14°C (58°F). It’s advisable to pack for both warm days and cooler nights when traveling during this month.

July Weather in Lyons: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Lyons, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lyons, July typically has an average temperature of 27°C (81°F), with highs reaching up to 41°C (105°F) and lows dropping to around 14°C (58°F).

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

July Precipitation in Lyons

In Lyons in July, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.

July Precipitation Trends in Lyons

The chart displays monthly precipitation patterns in Lyons, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Lyons, July typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Lyons

In Lyons in July humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

July Average Humidity in Lyons

This chart illustrates the average monthly humidity levels in Lyons, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Lyons is approximately 80%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Lyons

In Lyons in July, 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 Lyons.

Maximum UV Index Levels in Lyons for July

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

Data source: Lyons July 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 July Weather in Lyons Compares to Other Months

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

This table compares monthly weather conditions in Lyons, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	27 mm (1.0 inches)	74%	moderate
February Weather	1°C (33°F)	27 mm (1.1 inches)	78%	moderate
March Weather	8°C (47°F)	69 mm (2.7 inches)	67%	high
April Weather	12°C (55°F)	54 mm (2.1 inches)	70%	very high
May Weather	18°C (65°F)	160 mm (6.3 inches)	82%	very high
June Weather	25°C (78°F)	72 mm (2.9 inches)	81%	extreme
July Weather	27°C (81°F)	70 mm (2.8 inches)	80%	extreme
August Weather	25°C (78°F)	92 mm (3.6 inches)	80%	very high
September Weather	22°C (73°F)	65 mm (2.6 inches)	73%	very high
October Weather	14°C (57°F)	85 mm (3.4 inches)	71%	high
November Weather	7°C (45°F)	26 mm (1.0 inches)	79%	moderate
December Weather	3°C (37°F)	29 mm (1.2 inches)	83%	moderate