TODAY NOV09
TEMPERATURE39
HUMIDITY82
PRESSURE102710
WIND COND.
  • 5441Sat
  • 6047Sun100%90%
  • 5837
  • 5036Tue
  • 5542Wed
daynightWeather update from Pontiac, Oakland County International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rochester for August is 72.9 degrees
  • The lowest monthly average temperature in Rochester for February is 22.7 degrees
  • The most monthly precipitation in Rochester occurs in September with 8.9 inches
  • The air quality index in Rochester is 33% worse than the national average
  • The pollution index in Rochester is 1007% worse than the national average

Compare Rochester, MI Weather

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      Rochester 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
      January19°F33°F25°F4.6"
      February15°F31°F23°F2.8"
      March26°F44°F35°F2.1"
      April37°F59°F47°F2.1"
      May47°F70°F58°F4.9"
      June61°F83°F72°F4.7"
      July62°F84°F73°F3.6"
      August63°F83°F73°F4.5"
      September55°F77°F66°F8.9"
      October47°F65°F55°F2.4"
      November32°F48°F40°F4.2"
      December21°F31°F26°F2.8"

      Rochester 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.
      IndexRochesterMichiganNational
      Air quality index566942
      Pollution index30,180,3004,161,6062,726,193

      Rochester air quality

      MeasurementTotal
      Days measured365
      Days with good air quality135
      Days with moderate air quality217
      Days w/ poor A.Q. for sensitive groups13
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.030%
      Benzene0.390%
      Carbon Tetrachloride0.080%
      Lead0.130%
      Mercury0.010%

      Average monthly Rochester temperature with heat index

      Rochester monthly precipitation with daily maximum

      Rochester monthly snow depth with daily maximum

      Rochester monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Leonard, MI3433824.0%
      Oxford, MI3,5423824.0%
      Lake Orion, MI3,1433824.0%
      Royal Oak, MI59,2565612.0%
      Huntington Woods, MI6,3035612.0%
      Rochester, MI13,2035612.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Clayton, OH13,201476.0%
      Auburn, IN13,2094510.0%
      New Ulm, MN13,2093236.0%
      Wellington North, ON13,212n/a 
      Mounds View, MN13,193468.0%
      Rochester, MI13,2035612.0%
      Source: The Rochester, 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.