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August Weather in Streator, United States

Last updated: June 24, 2025

In August, the average temperature in Streator, United States hovers around 23°C (74°F). Expect a range where the minimum dips to 11°C (52°F) and the maximum can soar to 35°C (96°F). During this month, precipitation amounts to 92 mm (3.6 in) spread over approximately 10 days, with an average humidity level of 81%. Stay prepared for a mix of warm days and occasional rain!

August Temperature in Streator

In August in Streator, the average temperature is 23°C (74°F). Maximums can reach 35°C (96°F) and minimums can be as low as 11°C (52°F). This makes Streator an ideal destination for travelers seeking a pleasant climate and a variety of outdoor activities.

August Weather in Streator: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Streator, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Streator, August typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (96°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec262841506373767469564034
Data source: Temperature data for Streator 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.

August Precipitation in Streator

In Streator in August, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

August Precipitation Trends in Streator

The chart displays monthly precipitation patterns in Streator, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Streator, August typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec62689911716313510092821315656
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Streator

In Streator in August, humidity is 81%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket draped over your skin, making travel feel a bit more sluggish and requiring plenty of water breaks to stay comfortable.

August Average Humidity in Streator

This chart illustrates the average monthly humidity levels in Streator, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Streator is approximately 81%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Streator

In Streator in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Streator.

Maximum UV Index Levels in Streator for August

The chart shows the monthly maximum UV Index (UVI) for Streator in August, 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 August, the maximum UV index in Streator typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Streator August 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 August Weather in Streator Compares to Other Months

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

This table compares monthly weather conditions in Streator, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)62 mm (2.4 inches)82%moderate
February Weather-2°C (29°F)68 mm (2.7 inches)83%moderate
March Weather5°C (41°F)99 mm (3.9 inches)84%high
April Weather10°C (51°F)117 mm (4.6 inches)85%very high
May Weather17°C (64°F)163 mm (6.4 inches)79%very high
June Weather23°C (74°F)135 mm (5.3 inches)82%very high
July Weather25°C (76°F)100 mm (3.9 inches)80%very high
August Weather23°C (74°F)92 mm (3.6 inches)81%very high
September Weather21°C (69°F)82 mm (3.2 inches)80%very high
October Weather13°C (56°F)131 mm (5.2 inches)82%high
November Weather4°C (40°F)56 mm (2.2 inches)88%moderate
December Weather1°C (34°F)56 mm (2.2 inches)84%low

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