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June Weather in Glen Ellyn, United States

Last updated: June 24, 2025

In June, the average temperature in Glen Ellyn, United States hovers around 21°C (71°F), with a minimum dipping to 9°C (49°F), and peaking at a warm 34°C (93°F). Expect 134 mm (5.3 in) of precipitation over approximately 13 days, along with an average humidity of 82%. Prepare for a mix of sunshine and rain as you enjoy your time in this vibrant locale!

June Temperature in Glen Ellyn

In June in Glen Ellyn, the average temperature is 21°C (71°F). The maximum can reach 34°C (93°F), while the minimum can drop to as low as 9°C (49°F). This weather makes Glen Ellyn a great destination for travelers seeking mild temperatures and the opportunity to experience both warm and cooler days.

June Weather in Glen Ellyn: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Glen Ellyn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glen Ellyn, June typically has an average temperature of 21°C (71°F), with highs reaching up to 34°C (93°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec262839475971757367543933
Data source: Temperature data for Glen Ellyn 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 Glen Ellyn

In Glen Ellyn in June, the precipitation amount is 134 mm (5.3 in) recorded over the course of 13 days.

June Precipitation Trends in Glen Ellyn

The chart displays monthly precipitation patterns in Glen Ellyn, 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 Glen Ellyn, June typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec61607911516413410592851275553
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Glen Ellyn

In Glen Ellyn in June humidity is 82%. With an average temperature of 21°C (71°F), this humidity feels like a warm, muggy embrace that can make traveling feel sticky and exhausting, urging you to seek shade and hydration as you explore the vibrant surroundings.

June Average Humidity in Glen Ellyn

This chart illustrates the average monthly humidity levels in Glen Ellyn, 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 Glen Ellyn is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Glen Ellyn

In Glen Ellyn 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 Glen Ellyn.

Maximum UV Index Levels in Glen Ellyn for June

The chart shows the monthly maximum UV Index (UVI) for Glen Ellyn 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 Glen Ellyn typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Glen Ellyn 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 Glen Ellyn Compares to Other Months

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

This table compares monthly weather conditions in Glen Ellyn, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)61 mm (2.4 inches)82%moderate
February Weather-2°C (28°F)60 mm (2.4 inches)83%moderate
March Weather4°C (39°F)79 mm (3.1 inches)84%high
April Weather9°C (48°F)115 mm (4.5 inches)85%very high
May Weather15°C (60°F)164 mm (6.4 inches)79%very high
June Weather21°C (71°F)134 mm (5.3 inches)82%very high
July Weather24°C (75°F)105 mm (4.1 inches)80%very high
August Weather23°C (73°F)92 mm (3.6 inches)81%very high
September Weather20°C (68°F)85 mm (3.3 inches)80%very high
October Weather12°C (54°F)127 mm (5.0 inches)82%high
November Weather4°C (39°F)55 mm (2.2 inches)88%moderate
December Weather0°C (33°F)53 mm (2.1 inches)84%low

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