Clayton, WA Weather - Forecast & Monthly Averages

TEMPERATURE	39
HUMIDITY	96
PRESSURE	101520
WIND COND.	40 5.4

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Weather Quick Facts

The highest monthly average temperature in Clayton for July is 68.7 degrees
The lowest monthly average temperature in Clayton for December is 25.2 degrees
The most monthly precipitation in Clayton occurs in December with 4.1 inches
The air quality index in Clayton is 2% worse than the national average
The pollution index in Clayton is 85% better than the national average

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Clayton 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	21°F	35°F	28°F	3.5"
February	24°F	40°F	31°F	1.7"
March	27°F	48°F	36°F	2.0"
April	32°F	58°F	44°F	1.8"
May	38°F	69°F	53°F	1.6"
June	45°F	75°F	59°F	2.6"
July	49°F	87°F	69°F	0.6"
August	47°F	86°F	66°F	0.8"
September	39°F	77°F	57°F	0.7"
October	31°F	57°F	43°F	2.3"
November	28°F	43°F	35°F	3.0"
December	18°F	32°F	25°F	4.1"

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Clayton 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	Clayton	Washington	National
Air quality index	43	36	42
Pollution index	408,717	4,541,850	2,726,193

Clayton air quality

Measurement	Total
Days measured	365
Days with good air quality	252
Days with moderate air quality	111
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.000%
Lead	0.001%
Mercury	0.000%

Average monthly Clayton temperature with heat index

Clayton monthly precipitation with daily maximum

Clayton monthly snow depth with daily maximum

Clayton monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Loon Lake, WA	689	43	14.0%
Green Bluff, WA	366	43	14.0%
Springdale, WA	477	43	14.0%
Valley, WA	122	43	14.0%
Deer Park, WA	4,209	43	14.0%
Clayton, WA	361	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Poyen, AR	361	38	24.0%
Sadieville, KY	361	42	16.0%
Hopkins, MO	361	43	14.0%
Casar, NC	361	36	28.0%
Weston, NE	361	31	38.0%
Clayton, WA	361	43	14.0%

Source: The Clayton, WA 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.