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June Weather in Oak Brook, United States

Last updated: June 24, 2025

In Oak Brook, United States, the average temperature in June hovers around 22°C (72°F). Expect a range from a chilly 10°C (50°F) to a warm 34°C (93°F). The month brings about 151 mm (6.0 in) of precipitation over 13 days, contributing to an average humidity level of 82%. Enjoy the blend of warmth and moisture in this vibrant season!

June Temperature in Oak Brook

In June in Oak Brook, the average temperature is 22°C (72°F). The maximum can reach 34°C (93°F), while the minimum can drop to as low as 10°C (50°F). Be sure to pack for both warm days and cooler evenings when traveling!

June Weather in Oak Brook: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Oak Brook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oak Brook, June typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec262839486172757368543933
Data source: Temperature data for Oak Brook 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 Oak Brook

In Oak Brook in June, the precipitation amount is 151 mm (6.0 in) over a period of 13 days.

June Precipitation Trends in Oak Brook

The chart displays monthly precipitation patterns in Oak Brook, 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 Oak Brook, June typically receives around 151 mm (6.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec61638912015615111691851315754
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Oak Brook

In Oak Brook in June humidity is 82%. With an average temperature of 22°C (72°F), this humidity feels like walking through a warm, damp blanket, making travel feel more exhausting and sticky as sweat clings to your skin, and every step seems to draw you into a slow, sultry embrace.

June Average Humidity in Oak Brook

This chart illustrates the average monthly humidity levels in Oak Brook, 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 Oak Brook 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 Oak Brook

In Oak Brook 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 Oak Brook.

Maximum UV Index Levels in Oak Brook for June

The chart shows the monthly maximum UV Index (UVI) for Oak Brook 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 Oak Brook typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Oak Brook 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 Oak Brook Compares to Other Months

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

This table compares monthly weather conditions in Oak Brook, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)61 mm (2.4 inches)82%moderate
February Weather-2°C (28°F)63 mm (2.5 inches)83%moderate
March Weather4°C (40°F)89 mm (3.5 inches)84%high
April Weather9°C (49°F)120 mm (4.7 inches)85%very high
May Weather16°C (61°F)156 mm (6.1 inches)79%very high
June Weather22°C (72°F)151 mm (6.0 inches)82%very high
July Weather24°C (76°F)116 mm (4.6 inches)80%very high
August Weather23°C (73°F)91 mm (3.6 inches)81%very high
September Weather20°C (68°F)85 mm (3.4 inches)80%very high
October Weather12°C (55°F)131 mm (5.2 inches)82%high
November Weather4°C (39°F)57 mm (2.3 inches)88%moderate
December Weather1°C (33°F)54 mm (2.1 inches)84%low

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