July Weather in Lyons, United States

Last updated: June 24, 2025

In July, the average temperature in Lyons, United States hovers around 20°C (68°F). Expect a range from a cool 7°C (44°F) to a warm 34°C (93°F). With an average precipitation of 89 mm (3.5 in) spread over 18 days, the air stays relatively humid at 62%. Prepare for a month of diverse weather!

July Temperature in Lyons

In July in Lyons, the average temperature is 20°C (68°F). Maximum temperatures can reach 34°C (93°F) and minimum temperatures can be as low as 7°C (44°F). This mild climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (44°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 89 mm (3.5 in) accumulated over 18 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 89 mm (3.5 inches) of precipitation spread over approximately 18 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Lyons

In Lyons in July, humidity is 62%. With an average temperature of 20°C (68°F), this humidity feels like a warm, balmy embrace that can make outdoor activities enjoyable in the early morning and late afternoon, but can become quite stifling during the midday heat, making it advisable to stay hydrated and take breaks in shaded areas while traveling.

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 62%, 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 is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, 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 12, 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	-3°C (27°F)	25 mm (1.0 inches)	84%	moderate
February Weather	-4°C (26°F)	37 mm (1.5 inches)	85%	high
March Weather	2°C (35°F)	64 mm (2.5 inches)	75%	very high
April Weather	5°C (42°F)	69 mm (2.7 inches)	67%	extreme
May Weather	10°C (50°F)	136 mm (5.4 inches)	67%	extreme
June Weather	17°C (63°F)	80 mm (3.2 inches)	68%	extreme
July Weather	20°C (68°F)	89 mm (3.5 inches)	62%	extreme
August Weather	19°C (67°F)	81 mm (3.2 inches)	63%	extreme
September Weather	16°C (61°F)	42 mm (1.7 inches)	63%	very high
October Weather	7°C (45°F)	47 mm (1.9 inches)	72%	high
November Weather	2°C (36°F)	30 mm (1.2 inches)	79%	moderate
December Weather	-1°C (30°F)	21 mm (0.8 inches)	85%	moderate