TODAY APR20
TEMPERATURE53
HUMIDITY59
PRESSURE29.95
WIND COND.190 5.4
  • 6331Tue80%
  • 4931Wed30%
  • 5434Thu
  • 6144Fri30%
  • 5842Sat60%40%
daynightWeather update from Louisville, Bowman Field Airport at

Key findings

  • The highest monthly average temperature in Salem for July is 78.5 degrees
  • The lowest monthly average temperature in Salem for January is 35.3 degrees
  • The most monthly precipitation in Salem occurs in April with 6.3 inches
  • The air quality index in Salem is 30% better than the national average
  • The pollution index in Salem is 85% better than the national average

Compare Salem, IN Weather

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      Salem 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
      January27°F45°F35°F3.7"
      February29°F47°F37°F2.9"
      March39°F60°F48°F4.5"
      April48°F71°F59°F6.3"
      May57°F79°F68°F5.7"
      June66°F87°F77°F5.3"
      July69°F89°F79°F5.6"
      August68°F89°F78°F3.7"
      September61°F83°F71°F4.6"
      October48°F71°F59°F4.4"
      November38°F59°F48°F3.5"
      December31°F48°F39°F4.8"

      Salem 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.
      IndexSalemIndianaNational
      Air quality index355650
      Pollution index751,9003,773,6185,066,862

      Salem air quality information

      MeasurementTotal
      Days measured360
      Days with good air quality340
      Days with moderate air quality20
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Salem air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.000%
      Mercury0.000%

      Average monthly Salem temperature with heat index

      Salem monthly precipitation with daily maximum

      Salem monthly snow depth with daily maximum

      Salem monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Hardinsburg, IN184688%
      Crothersville, IN1,4573530%
      Livonia, IN1213530%
      Little York, IN1773530%
      Campbellsburg, IN6023530%
      Salem, IN6,2143530%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Princeton, KY6,2154412%
      South Gate Ridge, FL6,2123824%
      Indian River Estates, FL6,2123628%
      Willis, TX6,217524%
      Saranap, CA6,2114020%
      Salem, IN6,2143530%
      Source: The Salem, 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.