TODAY NOV22
TEMPERATURE43
HUMIDITY89
PRESSURE101460
WIND COND.20 24.1
  • 3929Sat
  • 3931Sun
  • 4029Mon60%
  • 3828Tue
  • 3627Wed
daynightWeather update from Copper Harbor at
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Weather Quick Facts

  • The highest monthly average temperature in Copper Harbor for August is 65.4 degrees
  • The lowest monthly average temperature in Copper Harbor for February is 20.1 degrees
  • The most monthly precipitation in Copper Harbor occurs in May with 2.8 inches
  • The air quality index in Copper Harbor is 81% better than the national average
  • The pollution index in Copper Harbor is 62% worse than the national average

Compare Copper Harbor, MI Weather

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      Copper Harbor 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
      January15°F27°F21°F1.9"
      February14°F27°F20°F1.4"
      March22°F37°F29°F1.2"
      April31°F46°F38°F2.3"
      May40°F59°F49°F2.8"
      June48°F68°F57°F2.6"
      July56°F75°F64°F2.8"
      August59°F74°F65°F2.4"
      September52°F67°F59°F2.5"
      October42°F54°F48°F2.7"
      November31°F43°F37°F2.2"
      December20°F31°F25°F2.7"

      Copper Harbor 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.
      IndexCopper HarborMichiganNational
      Air quality index86942
      Pollution index4,419,2304,161,6062,726,193

      Copper Harbor air quality

      MeasurementTotal
      Days measured59
      Days with good air quality59
      Days with moderate air quality0
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Copper Harbor temperature with heat index

      Copper Harbor monthly precipitation with daily maximum

      Copper Harbor monthly snow depth with daily maximum

      Copper Harbor monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Eagle Harbor, MI136884.0%
      Copper Harbor, MI125884.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Kokhanok, AK1253138.0%
      Eldridge, AL1253530.0%
      Cold Springs CDP (Tuolumne County), CA125524.0%
      Hoehne, CO1252060.0%
      Baldwin, IA1254216.0%
      Copper Harbor, MI125884.0%
      Source: The Copper Harbor, MI 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.