TODAY SEP23
TEMPERATURE56
HUMIDITY90
PRESSURE30.08
WIND COND.
  • 6346Sun
  • 6745Mon
  • 6947Tue
  • 7147Wed
  • 7248Thu
daynightWeather update from Hoquiam, Bowerman Airport at
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Cosmopolis 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
January37°F49°F42°F10.5"
February38°F51°F44°F6.3"
March40°F53°F46°F9.8"
April42°F57°F49°F5.4"
May47°F62°F53°F3.4"
June51°F65°F57°F1.8"
July53°F69°F60°F0.9"
August54°F70°F60°F1.0"
September51°F69°F59°F2.7"
October46°F61°F53°F7.6"
November41°F53°F46°F12.6"
December36°F47°F41°F10.1"

Did you know?

  • The highest monthly average temperature in Cosmopolis for August is 60 degrees.
  • The lowest monthly average temperature in Cosmopolis for December is 41 degrees.
  • The most monthly precipitation in Cosmopolis occurs in November with 12.6 inches.
  • The air quality index in Cosmopolis is 57% better than the national average.
  • The pollution index in Cosmopolis is 43% better than the national average.

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Compare Cosmopolis, WA Weather To Other Cities

Cosmopolis 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.
IndexCosmopolisWashingtonNational
Air quality index213650
Pollution index2,873,3908,596,9895,066,862

Cosmopolis air quality information

MeasurementTotal
Days measured365
Days with good air quality316
Days with moderate air quality49
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Cosmopolis air quality information

PollutantTotal
Arsenic0.010%
Benzene0.050%
Carbon Tetrachloride0.010%
Lead0.010%
Mercury0.010%

Average monthly Cosmopolis temperature with heat index

Cosmopolis monthly precipitation with daily maximum

Cosmopolis monthly snow depth with daily maximum

Cosmopolis monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Central Park, WA2,6652158%
Montesano, WA3,8972158%
Aberdeen, WA16,3352158%
Hoquiam, WA8,4342158%
Satsop, WA5652158%
Cosmopolis, WA1,5392158%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Midtown, TN1,539536%
Redby, MN1,5392942%
Rossville, IN1,539524%
Oak Grove, LA1,5385612%
South Deerfield, MA1,5383922%
Cosmopolis, WA1,5392158%
Source: The Cosmopolis, 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.