June Weather in Lyons, United States

Last updated: June 24, 2025

In Lyons, United States, the average temperature in June hovers around 20°C (68°F). Expect a minimum of 4°C (40°F) and a maximum of 34°C (93°F). With 86 mm (3.4 in) of precipitation spread across 12 days, the air remains moist, yielding an average humidity of 79%.

June Temperature in Lyons

In June in Lyons, the average temperature is 20°C (68°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 4°C (40°F). This variety in temperature makes it a great time for travelers to enjoy both outdoor activities and cozy indoor experiences.

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

The chart illustrates June 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, June typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).

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

June Precipitation in Lyons

In Lyons in June, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.

June Precipitation Trends in Lyons

The chart displays monthly precipitation patterns in Lyons, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Lyons, June typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Lyons

In Lyons in June humidity is 79%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that clings to the skin, making outdoor activities feel more strenuous and prompting the need for frequent breaks and hydration while traveling.

June Average Humidity in Lyons

This chart illustrates the average monthly humidity levels in Lyons, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Lyons is approximately 79%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Lyons

In Lyons in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lyons.

Maximum UV Index Levels in Lyons for June

The chart shows the monthly maximum UV Index (UVI) for Lyons in June, 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 June, the maximum UV index in Lyons typically reaches 10, which falls under the very high exposure category.

Data source: Lyons June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	83 mm (3.3 inches)	90%	low
February Weather	-2°C (29°F)	83 mm (3.3 inches)	90%	moderate
March Weather	2°C (35°F)	76 mm (3.0 inches)	87%	high
April Weather	8°C (46°F)	117 mm (4.6 inches)	88%	very high
May Weather	15°C (59°F)	116 mm (4.6 inches)	82%	very high
June Weather	20°C (68°F)	86 mm (3.4 inches)	79%	very high
July Weather	23°C (73°F)	151 mm (6.0 inches)	78%	very high
August Weather	22°C (72°F)	106 mm (4.2 inches)	76%	very high
September Weather	18°C (65°F)	79 mm (3.1 inches)	78%	high
October Weather	12°C (55°F)	147 mm (5.8 inches)	84%	moderate
November Weather	4°C (40°F)	89 mm (3.5 inches)	89%	moderate
December Weather	0°C (33°F)	95 mm (3.7 inches)	86%	low