Peoria il weather september. Discover the most accurate weather forecast for Peoria in September 2025. We provide day and night temperatures, sunshine hours and precipitations averages for Peoria in September Peoria Climate -- Monthly and All-Time Records Weather. 1°F (24. Plan your day with accurate weather updates. gov > Central Illinois > Peoria Climate -- Monthly and All-Time Records Current Hazards Current Conditions Radar 2 days ago · Current conditions at Peoria - General Downing-Peoria International Airport (KPIA) Lat: 40. Expect perfect weather in Peoria during September, which means high temperatures and moderate rainfall. Insights into temperature, precipitation, and weather trends. Average sunny hours for Peoria in September is 9. 42" (36mm) of accumulated precipitation. 1 hours. Get the latest on temperature, precipitation, wind speed, and UV. Average weather in Peoria, Il, Usa in September. In September, the average relative humidity is 76%. We are using day length and cloud cover information for each day of the month to calculate averages for this chart. 9 °F July 86. However, as the sun sets and evening approaches, there's a noticeable cool-down. Climate, Average Temperatures, Rainfall, Wet & Frosty Days, Sunlight Hours, Windspeed & Humidity. 2°F (14°C) during September. 3 °F The most cold months: The weather in East Peoria in September is pleasantly warm and breezy, with average highs of 79°F (26°C) and lows of 58°F (14°C). Get Peoria weather conditions in September. com and The Weather Channel 4 days ago · US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Central Illinois 1362 State Route 10 Lincoln, IL 62656 217-732-7321 (forecast recording) or 217-732-3089 Comments? Questions? Please Contact Us. Sep 10, 2021 · Change city Note: Daily averages are a moving average which includes 14 days before and after Weather Station Details There were only a couple brief cool snaps which saw temperatures dip a few degrees below normal, which resulted in monthly averages of 3-7 degrees above normal. 2 °F June 83. 4 degrees above normal. Get the monthly weather forecast for Peoria, IL, including daily high/low, historical averages, to help you plan ahead. 67°N Lon: 89. In Peoria during September average daily high temperatures decrease from 82°F to 72°F and it is overcast or mostly cloudy about 33% of the time. Temperatures gently drop to a more temperate 13°C. Jan 11, 2024 · The highest temperature recorded in Peoria, Illinois in 2024 was 99 °F which happened on August 27. While most days were dry, a few heavy rain events occurred. This month also witnesses a decrease in the amount of rainfall and daylight hours, heightening the autumn feel. 68°W Elev: 659ft. Best Time to Visit Peoria The most sunny months: September 20 days August 16 days November 15 days The most warm months: August 86. com and The Weather Channel Peoria, Illinois weather forecast for Saturday, September 20, 2025. Throughout the daytime, temperatures often hover around 26°C. As temperatures drop and The weather in Peoria in September is pleasantly warm and breezy, with average highs of 79°F (26°C) and lows of 57°F (14°C). 5 days, with typically 1. Aug 16, 2024 · Peoria observes an average nighttime temperature of 57. 5, or 7. In Peoria, in September, it is raining for 10. Hourly Local Weather Forecast, weather conditions, precipitation, dew point, humidity, wind from Weather. The marked decrease in high temperatures to 76. Peoria set their warmest September on record with an average temperature of 73. . com brings you the most accurate monthly weather forecast for Peoria, IL with average/record and high/low temperatures, precipitation and more. 5°C) and increase in wind speed introduces the crispness of autumn. Weather. Weather in September September in Peoria, Illinois embodies the emerging fall, with nature painting the town in warm, earthy hues.
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