TODAY APR21
TEMPERATURE34
HUMIDITY55
PRESSURE30.06
WIND COND.130 9.4
  • 3827Wed50%40%
  • 5638Thu
  • 5742Fri20%
  • 5734Sat20%20%
  • 5238Sun
daynightWeather update from Waukesha County Airport at

Key findings

  • The highest monthly average temperature in New Berlin for July is 70.3 degrees
  • The lowest monthly average temperature in New Berlin for January is 20.8 degrees
  • The most monthly precipitation in New Berlin occurs in June with 19.6 inches
  • The air quality index in New Berlin is 12% better than the national average
  • The pollution index in New Berlin is 239% worse than the national average

Compare New Berlin, WI Weather

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      New Berlin 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°F28°F21°F0.6"
      February15°F29°F22°F2.8"
      March27°F43°F34°F2.9"
      April37°F55°F45°F3.1"
      May47°F67°F56°F8.9"
      June56°F76°F66°F19.6"
      July61°F80°F70°F14.9"
      August60°F78°F69°F2.3"
      September53°F72°F61°F10.4"
      October42°F59°F50°F6.6"
      November31°F46°F38°F3.6"
      December20°F32°F26°F1.8"

      New Berlin 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.
      IndexNew BerlinWisconsinNational
      Air quality index446950
      Pollution index17,168,0003,316,8775,066,862

      New Berlin 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

      New Berlin air quality information

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

      Average monthly New Berlin temperature with heat index

      New Berlin monthly precipitation with daily maximum

      New Berlin monthly snow depth with daily maximum

      New Berlin monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Nashotah, WI1,4283726%
      North Prairie, WI2,3913726%
      Delafield, WI7,2183726%
      Potter Lake, WI1,1693726%
      East Troy, WI4,2933726%
      New Berlin, WI39,8074412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      La Quinta, CA39,8018978%
      Odenton, MD39,759468%
      Calexico, CA39,7505816%
      Romeoville, IL39,7395510%
      Woodlawn, MD39,685468%
      New Berlin, WI39,8074412%
      Source: The New Berlin, 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.