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June Weather in Lyons, United States

Last updated: June 24, 2025

In Lyons, United States, the average temperature in June hovers around 21°C (70°F), making it a pleasant time to visit. However, be prepared for a range of temperatures, with minimums dipping to 6°C (43°F) and maximums soaring to 34°C (94°F). Expect 118 mm (4.6 in) of precipitation over about 12 days, resulting in a humidity level of 81%, which adds to the lush, vibrant atmosphere of the region.

June Temperature in Lyons

In June in Lyons, the average temperature is 21°C (70°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 6°C (43°F). This varied climate makes it an ideal destination for travelers looking to experience a mix of warm days and cooler evenings.

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 21°C (70°F), with highs reaching up to 34°C (94°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec252636465970757265533831
Data source: Temperature data for Lyons generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Lyons

In Lyons in June, the precipitation amount is 118 mm (4.6 in) spread over 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 118 mm (4.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6566648712911868671121276364
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Lyons

In Lyons in June, humidity is 81%. With an average temperature of 21°C (70°F), this humidity feels like a warm, sticky embrace, making outdoor activities slightly uncomfortable and necessitating frequent breaks in the shade or air conditioning for a refreshing escape.

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 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
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.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
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.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)64 mm (2.5 inches)87%low
February Weather-3°C (27°F)66 mm (2.6 inches)87%moderate
March Weather2°C (37°F)64 mm (2.5 inches)86%moderate
April Weather8°C (47°F)87 mm (3.4 inches)87%very high
May Weather15°C (60°F)129 mm (5.1 inches)82%very high
June Weather21°C (70°F)118 mm (4.6 inches)81%very high
July Weather24°C (75°F)68 mm (2.7 inches)78%very high
August Weather22°C (72°F)66 mm (2.6 inches)79%very high
September Weather18°C (65°F)112 mm (4.4 inches)79%high
October Weather11°C (53°F)127 mm (5.0 inches)82%moderate
November Weather3°C (38°F)63 mm (2.5 inches)87%moderate
December Weather0°C (32°F)64 mm (2.5 inches)86%low

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