TODAY DEC14
TEMPERATURE34
HUMIDITY88
PRESSURE29.94
WIND COND.60 3.4
  • 3324Sat20%
  • 3020Sun
  • 3020Mon
  • 3022Tue
  • 3325Wed20%
daynightWeather update from Deer Park, Deer Park Airport at
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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.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January21°F35°F28°F3.5"
February24°F40°F31°F1.7"
March27°F48°F36°F2.0"
April32°F58°F44°F1.8"
May38°F69°F53°F1.6"
June45°F75°F59°F2.6"
July49°F87°F69°F0.6"
August47°F86°F66°F0.8"
September39°F77°F57°F0.7"
October31°F57°F43°F2.3"
November28°F43°F35°F3.0"
December18°F32°F25°F4.1"

Did you know?

  • The highest monthly average temperature in Clayton for July is 69 degrees.
  • The lowest monthly average temperature in Clayton for December is 25 degrees.
  • The most monthly precipitation in Clayton occurs in December with 4.1 inches.
  • The air quality index in Clayton is 22% better than the national average.
  • The pollution index in Clayton is 92% better than the national average.

Compare Clayton, WA Weather To Other Cities

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.
IndexClaytonWashingtonNational
Air quality index393650
Pollution index408,7178,596,9895,066,862

Clayton air quality information

MeasurementTotal
Days measured365
Days with good air quality257
Days with moderate air quality106
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality1

Clayton air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.000%
Lead0.001%
Mercury0.000%

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, StatePopulationAir Quality IndexNational Avg.
Deer Park, WA3,8483922%
Valley, WA1433922%
Green Bluff, WA6853922%
Loon Lake, WA7103922%
Springdale, WA3083922%
Clayton, WA3743922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Parkway, MO3746020%
Betterton, MD374468%
Okreek, SD3744314%
Norbourne Estates, KY3745510%
Strathmoor Manor, KY3745510%
Clayton, WA3743922%
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.
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