TODAY JUN25
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 8472Mon30%
  • 9074Tue40%40%
  • 9173Wed40%30%
  • 9574Thu
  • 9575Fri
daynightWeather update from Harrisburg-Raleigh Airport at

Grayville Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January0°F70°F35°Fn/a
February5°F70°F35°Fn/a
March16°F82°F47°Fn/a
April25°F90°F56°F1.0"
May36°F93°F65°F1.3"
June52°F99°F75°F0.5"
July54°F97°F75°F1.4"
August50°F100°F75°F0.4"
September36°F97°F68°F0.6"
October27°F93°F55°F1.3"
November18°F82°F45°F0.2"
December3°F72°F36°F0.8"

Did you know?

  • The highest monthly average temperature in Grayville for August is 75 degrees.
  • The lowest monthly average temperature in Grayville for January is 35 degrees.
  • The most monthly precipitation in Grayville occurs in July with 1.4 inches.
  • The air quality index in Grayville is 3% better than the national average.
  • The pollution index in Grayville is 93% better than the national average.

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Compare Grayville, IL Weather To Other Cities

Grayville air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexGrayvilleIllinoisNational
Air quality index484150
Pollution index317,3873,347,2955,066,862

Grayville air quality information

MeasurementTotal
Days measured365
Days with good air quality208
Days with moderate air quality155
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Grayville air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.000%
Lead0.000%
Mercury0.000%

Average monthly Grayville temperature with heat index

Grayville monthly precipitation with daily maximum

Grayville monthly snow depth with daily maximum

Grayville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Bellmont, IL1933334%
Mount Carmel, IL7,0483334%
Bone Gap, IL2233334%
Browns, IL1123334%
Albion, IL2,2083334%
Grayville, IL1,886484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Sea Breeze, NC1,8863922%
Itta Bena, MS1,8863726%
Clarendon, TX1,8864020%
Mayflower, AR1,885476%
Reinholds, PA1,8854510%
Grayville, IL1,886484%
Source: The Grayville, IL weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.