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June Weather in South Lyon, United States

Last updated: June 24, 2025

In South Lyon, United States, the average temperature in June hovers around 21°C (70°F), with a minimum of 7°C (44°F) and a maximum reaching up to 34°C (94°F). Expect precipitation of about 98 mm (3.9 in) over roughly 12 days, and keep in mind that humidity tends to be high at around 80%. Get ready for a month that blends warmth with occasional rain!

June Temperature in South Lyon

In June in South Lyon, the average temperature is 21°C (70°F). Maximums can reach 34°C (94°F), and minimums can be as low as 7°C (44°F). This makes it an ideal time for travelers to enjoy mild weather and a variety of outdoor activities.

June Weather in South Lyon: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in South Lyon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Lyon, 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 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737465969747265533932
Data source: Temperature data for South Lyon 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 South Lyon

In South Lyon in June, the precipitation amount is 98 mm (3.9 in) over the course of 12 days.

June Precipitation Trends in South Lyon

The chart displays monthly precipitation patterns in South Lyon, 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 South Lyon, June typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec64667290111989074731047454
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in South Lyon

In South Lyon in June humidity is 80%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can make even short walks feel draining, urging travelers to seek shade or a cool drink frequently.

June Average Humidity in South Lyon

This chart illustrates the average monthly humidity levels in South Lyon, 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 South Lyon is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in South Lyon

In South Lyon 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 South Lyon.

Maximum UV Index Levels in South Lyon for June

The chart shows the monthly maximum UV Index (UVI) for South Lyon 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 South Lyon typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24599101097542
Data source: South Lyon 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 South Lyon Compares to Other Months

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

This table compares monthly weather conditions in South Lyon, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)63 mm (2.5 inches)88%low
February Weather-3°C (28°F)66 mm (2.6 inches)87%moderate
March Weather3°C (37°F)72 mm (2.8 inches)85%moderate
April Weather8°C (47°F)90 mm (3.6 inches)86%very high
May Weather15°C (60°F)111 mm (4.4 inches)80%very high
June Weather21°C (70°F)98 mm (3.9 inches)80%very high
July Weather23°C (74°F)90 mm (3.5 inches)80%very high
August Weather22°C (72°F)74 mm (2.9 inches)80%very high
September Weather18°C (65°F)73 mm (2.9 inches)80%high
October Weather12°C (54°F)104 mm (4.1 inches)84%moderate
November Weather4°C (39°F)74 mm (2.9 inches)89%moderate
December Weather0°C (32°F)54 mm (2.1 inches)86%low

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