Gray Summit, MO Weather - Forecast & Monthly Averages

TEMPERATURE	37
HUMIDITY	81
PRESSURE	101730
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Gray Summit for July is 78.7 degrees
The lowest monthly average temperature in Gray Summit for January is 32.1 degrees
The most monthly precipitation in Gray Summit occurs in April with 5.3 inches
The air quality index in Gray Summit is 28% worse than the national average
The pollution index in Gray Summit is 12% worse than the national average

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Gray Summit Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	23°F	44°F	32°F	2.1"
February	25°F	46°F	35°F	1.8"
March	36°F	60°F	47°F	3.7"
April	46°F	71°F	58°F	5.3"
May	55°F	78°F	66°F	4.5"
June	65°F	87°F	76°F	4.8"
July	68°F	90°F	79°F	2.9"
August	66°F	89°F	77°F	3.4"
September	58°F	82°F	69°F	3.9"
October	46°F	70°F	57°F	3.0"
November	36°F	59°F	46°F	2.8"
December	27°F	45°F	35°F	3.1"

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Gray Summit 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.
Index	Gray Summit	Missouri	National
Air quality index	54	97	42
Pollution index	3,042,530	1,630,255	2,726,193

Gray Summit air quality

Measurement	Total
Days measured	365
Days with good air quality	134
Days with moderate air quality	221
Days w/ poor A.Q. for sensitive groups	8
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.040%
Carbon Tetrachloride	0.010%
Lead	0.010%
Mercury	0.001%

Average monthly Gray Summit temperature with heat index

Gray Summit monthly precipitation with daily maximum

Gray Summit monthly snow depth with daily maximum

Gray Summit monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Parkway, MO	635	54	8.0%
Villa Ridge, MO	3,179	54	8.0%
Cedar Hill, MO	1,625	54	8.0%
Washington, MO	14,052	54	8.0%
Chesterfield, MO	47,603	54	8.0%
Gray Summit, MO	2,383	54	8.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Tofino, BC	2,383	n/a
Mitchellville, IA	2,382	39	22.0%
Terre du Lac, MO	2,382	54	8.0%
Commerce, OK	2,384	38	24.0%
Royal City, WA	2,384	18	64.0%
Gray Summit, MO	2,383	54	8.0%

Source: The Gray Summit, MO 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.