TODAY APR19
TEMPERATURE59
HUMIDITY36
PRESSURE29.8
WIND COND.200 14.8
  • 4631Mon20%20%
  • 3928Tue20%30%
  • 4330Wed20%
  • 5639Thu
  • 5840Fri40%
daynightWeather update from Milwaukee, General Mitchell International Airport at

Key findings

  • The highest monthly average temperature in Greendale for July is 73 degrees
  • The lowest monthly average temperature in Greendale for January is 23.6 degrees
  • The most monthly precipitation in Greendale occurs in June with 5 inches
  • The air quality index in Greendale is 12% better than the national average
  • The pollution index in Greendale is 239% worse than the national average

Compare Greendale, WI Weather

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      Greendale 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
      January16°F32°F24°F1.7"
      February17°F34°F25°F1.7"
      March27°F46°F36°F2.5"
      April37°F58°F46°F4.3"
      May46°F69°F57°F3.5"
      June57°F79°F67°F5.0"
      July63°F84°F73°F3.7"
      August63°F82°F72°F3.2"
      September55°F75°F65°F2.9"
      October44°F63°F53°F3.2"
      November32°F51°F41°F2.4"
      December21°F37°F28°F2.6"

      Greendale 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.
      IndexGreendaleWisconsinNational
      Air quality index446950
      Pollution index17,168,0003,316,8775,066,862

      Greendale air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality254
      Days with moderate air quality108
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Greendale air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.160%
      Carbon Tetrachloride0.050%
      Lead0.160%
      Mercury0.150%

      Average monthly Greendale temperature with heat index

      Greendale monthly precipitation with daily maximum

      Greendale monthly snow depth with daily maximum

      Greendale monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Rochester, WI3,7333922%
      Wind Point, WI1,7853922%
      Tichigan, WI5,4593922%
      Wind Lake, WI5,3833922%
      Waterford, WI5,3443922%
      Greendale, WI14,3034412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Bellair-Meadowbrook Terrace, FL14,3004314%
      Fairview, NJ14,314512%
      Beacon, NY14,2893628%
      Hobe Sound, FL14,3183628%
      Mill Valley, CA14,3184020%
      Greendale, WI14,3034412%
      Source: The Greendale, WI 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.