TODAY NOV02
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 5746Sun50%70%
  • 5745Mon100%70%
  • 5541Tue50%
  • 5442Wed
  • 5544Thu
daynightWeather update from CW1035 Port Townsend at
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Weather Quick Facts

  • The highest monthly average temperature in Coupeville for August is 59.4 degrees
  • The lowest monthly average temperature in Coupeville for December is 40.2 degrees
  • The most monthly precipitation in Coupeville occurs in November with 3.5 inches
  • The air quality index in Coupeville is 43% better than the national average
  • The pollution index in Coupeville is 40% better than the national average

Compare Coupeville, WA Weather

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      Coupeville 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
      January36°F46°F41°F2.9"
      February35°F49°F41°F1.9"
      March38°F52°F45°F2.3"
      April41°F55°F47°F2.0"
      May46°F60°F52°F1.8"
      June50°F63°F55°F1.8"
      July53°F68°F59°F0.7"
      August53°F68°F59°F1.5"
      September49°F65°F56°F1.4"
      October45°F58°F51°F1.8"
      November40°F51°F45°F3.5"
      December35°F46°F40°F2.2"

      Coupeville 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.
      IndexCoupevilleWashingtonNational
      Air quality index243642
      Pollution index1,626,1604,541,8502,726,193

      Coupeville air quality

      MeasurementTotal
      Days measured365
      Days with good air quality361
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.005%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.020%
      Mercury0.001%

      Average monthly Coupeville temperature with heat index

      Coupeville monthly precipitation with daily maximum

      Coupeville monthly snow depth with daily maximum

      Coupeville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Marrowstone, WA9432452.0%
      Whidbey Island Station, WA2,3752452.0%
      La Conner, WA9742452.0%
      Oak Harbor, WA23,3582452.0%
      Camano, WA17,0732452.0%
      Coupeville, WA1,8502452.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Bridgton, ME1,8503138.0%
      Pumpkin Center, NC1,8503726.0%
      Parkersburg, IA1,8493922.0%
      Prague, OK1,8513628.0%
      Ridgeville, SC1,8492942.0%
      Coupeville, WA1,8502452.0%
      Source: The Coupeville, 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.