TODAY DEC23
TEMPERATURE30
HUMIDITY74
PRESSURE102170
WIND COND.
  • 3529Mon60%20%
  • 3631Tue
  • 3835
  • 4137Thu20%
  • 4741Fri30%40%
daynightWeather update from Milwaukee-Timmerman at
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Weather Quick Facts

  • The highest monthly average temperature in Grasslyn Manor for July is 73 degrees
  • The lowest monthly average temperature in Grasslyn Manor for January is 23.6 degrees
  • The most monthly precipitation in Grasslyn Manor occurs in June with 5 inches
  • The air quality index in Grasslyn Manor is 5% worse than the national average
  • The pollution index in Grasslyn Manor is 530% worse than the national average

Compare Milwaukee, WI Weather

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      Grasslyn Manor 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"

      Grasslyn Manor 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.
      IndexGrasslyn ManorMilwaukeeWisconsin
      Air quality index444469
      Pollution index17,168,00017,168,0002,842,418

      Grasslyn Manor air quality

      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

      Air quality details

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

      Average monthly Grasslyn Manor temperature with heat index

      Grasslyn Manor monthly precipitation with daily maximum

      Grasslyn Manor monthly snow depth with daily maximum

      Grasslyn Manor monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Oak Creek, WI36,3213922.0%
      Waukesha, WI72,4194412.0%
      New Berlin, WI39,7944412.0%
      South Milwaukee, WI20,8574412.0%
      Wauwatosa, WI48,1434412.0%
      Milwaukee, WI592,6494412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Baltimore, MD602,274468.0%
      Louisville, KY618,733492.0%
      Albuquerque, NM560,447536.0%
      Surrey, BC560,150n/a 
      Québec, QC548,244n/a 
      Milwaukee, WI592,6494412.0%
      Source: The Grasslyn Manor, Milwaukee, 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.