TODAY SEP20
TEMPERATURE70
HUMIDITY100
PRESSURE30.04
WIND COND.
  • 8861Fri30%40%
  • 7358Sat20%20%
  • 7761Sun20%
  • 7865Mon
  • 8161Tue
daynightWeather update from Harrisburg-Raleigh Airport at
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Grayville Average Temperature

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
January26°F43°F34°F2.0"
February28°F46°F36°F2.7"
March38°F59°F47°F3.6"
April48°F71°F58°F6.1"
May57°F78°F67°F4.7"
June66°F88°F76°F3.8"
July67°F88°F76°F5.7"
August65°F87°F75°F2.8"
September57°F82°F68°F3.2"
October46°F71°F57°F4.2"
November36°F57°F46°F4.1"
December30°F46°F37°F2.7"

Did you know?

  • The highest monthly average temperature in Grayville for July is 76 degrees.
  • The lowest monthly average temperature in Grayville for January is 34 degrees.
  • The most monthly precipitation in Grayville occurs in April with 6.1 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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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.
Bone Gap, IL2233334%
Browns, IL1123334%
Albion, IL2,2083334%
Keensburg, IL1043334%
Bellmont, IL1933334%
Grayville, IL1,886484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Sea Breeze, NC1,8863922%
Itta Bena, MS1,8863726%
Clarendon, TX1,8864020%
Patton, PA1,8874510%
Vernon Center, NJ1,8873922%
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.