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June Weather in Rock Island, United States

Last updated: June 24, 2025

In June, the average temperature in Rock Island, United States is a warm 28°C (82°F), with a minimum of 22°C (72°F) and a peak at 35°C (95°F). Be prepared for some rain, as 237 mm (9.3 in) of precipitation can fall over 24 days, contributing to an average humidity of 73%. Enjoy the tropical vibe while staying hydrated!

June Temperature in Rock Island

In June in Rock Island, the average temperature is 28°C (82°F), with maximums reaching 35°C (95°F) and minimums dipping as low as 22°C (72°F). This warm and pleasant climate makes it an ideal destination for travelers looking to enjoy outdoor activities and beautiful scenery.

June Weather in Rock Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Rock Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rock Island, June typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec687373777982838382817571
Data source: Temperature data for Rock Island 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 Rock Island

In Rock Island in June, the precipitation amount is 237 mm (9.3 in) over the course of 24 days.

June Precipitation Trends in Rock Island

The chart displays monthly precipitation patterns in Rock Island, 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 Rock Island, June typically receives around 237 mm (9.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec304928781632372282272251467436
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Rock Island

In Rock Island in June humidity is 73%. With an average temperature of 28°C (82°F), this humidity feels like stepping into a warm, thick blanket, making traveling feel sticky and heavier; staying hydrated and taking breaks in the shade becomes essential.

June Average Humidity in Rock Island

This chart illustrates the average monthly humidity levels in Rock Island, 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 Rock Island is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Rock Island

In Rock Island in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Rock Island.

Maximum UV Index Levels in Rock Island for June

The chart shows the monthly maximum UV Index (UVI) for Rock Island 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 Rock Island typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111076
Data source: Rock Island 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 Rock Island Compares to Other Months

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

This table compares monthly weather conditions in Rock Island, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)30 mm (1.2 inches)83%high
February Weather23°C (73°F)49 mm (1.9 inches)80%very high
March Weather23°C (73°F)28 mm (1.1 inches)75%very high
April Weather25°C (77°F)78 mm (3.1 inches)68%extreme
May Weather26°C (80°F)163 mm (6.4 inches)65%extreme
June Weather28°C (82°F)237 mm (9.3 inches)73%extreme
July Weather28°C (83°F)228 mm (9.0 inches)77%extreme
August Weather29°C (84°F)227 mm (8.9 inches)80%extreme
September Weather28°C (83°F)224 mm (8.8 inches)83%extreme
October Weather27°C (81°F)146 mm (5.8 inches)83%very high
November Weather24°C (75°F)74 mm (2.9 inches)83%high
December Weather21°C (71°F)36 mm (1.4 inches)84%high

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