TODAY MAR28
TEMPERATURE27
HUMIDITY90
PRESSURE102100
WIND COND.
  • 5134
  • 5748Fri80%
  • 5938Sat80%
  • 5244Sun20%
  • 5641Mon
daynightWeather update from Lansing Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Griffith for July is 74 degrees
  • The lowest monthly average temperature in Griffith for January is 25.6 degrees
  • The most monthly precipitation in Griffith occurs in July with 8 inches
  • The air quality index in Griffith is 31% worse than the national average
  • The pollution index in Griffith is 43% better than the national average

Compare Griffith, IN Weather

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      Griffith 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
      January18°F34°F26°F4.5"
      February19°F35°F27°F3.6"
      March31°F49°F39°F4.4"
      April40°F62°F50°F5.4"
      May50°F72°F60°F6.5"
      June60°F81°F70°F5.8"
      July64°F84°F74°F8.0"
      August63°F82°F72°F7.5"
      September56°F76°F65°F5.4"
      October45°F64°F54°F6.2"
      November33°F51°F42°F5.4"
      December24°F38°F31°F3.8"

      Griffith 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.
      IndexGriffithIndianaNational
      Air quality index555642
      Pollution index1,558,0702,719,4532,726,193

      Griffith air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality121
      Days with moderate air quality227
      Days w/ poor A.Q. for sensitive groups16
      Days with unhealthy air quality1

      Griffith air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.010%
      Carbon Tetrachloride0.070%
      Lead0.090%
      Mercury0.010%

      Average monthly Griffith temperature with heat index

      Griffith monthly precipitation with daily maximum

      Griffith monthly snow depth with daily maximum

      Griffith monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Merrillville, IN34,8713726.0%
      Lake Station, IN11,9523726.0%
      Shorewood Forest, IN2,9313726.0%
      Ogden Dunes, IN1,1323726.0%
      Hebron, IN3,6853726.0%
      Griffith, IN16,1985510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Stanford, CA16,2004314.0%
      Hernando, MS16,2064510.0%
      Mount Clemens, MI16,2125612.0%
      Fairview Park, OH16,21950= 100
      Los Osos, CA16,174468.0%
      Griffith, IN16,1985510.0%
      Source: The Griffith, IN 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.