TODAY NOV22
TEMPERATURE34
HUMIDITY93
PRESSURE100810
WIND COND.270 14.8
  • 4236Fri
  • 4632Sat
  • 5545Sun
  • 5929Mon50%80%
  • 4228Tue
daynightWeather update from Columbus / Bakalar at
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Weather Quick Facts

  • The highest monthly average temperature in Westport for July is 74.8 degrees
  • The lowest monthly average temperature in Westport for January is 29.7 degrees
  • The most monthly precipitation in Westport occurs in June with 6.3 inches
  • The air quality index in Westport is 3% better than the national average
  • The pollution index in Westport is 50% better than the national average

Compare Westport, IN Weather

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      Westport 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
      January22°F39°F30°F2.9"
      February22°F40°F31°F2.3"
      March34°F55°F44°F3.8"
      April44°F68°F55°F5.1"
      May54°F77°F65°F4.6"
      June63°F85°F73°F6.3"
      July64°F86°F75°F4.4"
      August62°F85°F73°F3.0"
      September56°F80°F67°F3.6"
      October45°F68°F56°F3.5"
      November34°F55°F44°F3.5"
      December27°F43°F34°F4.1"

      Westport 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.
      IndexWestportIndianaNational
      Air quality index415642
      Pollution index1,370,1002,719,4532,726,193

      Westport air quality

      MeasurementTotal
      Days measured364
      Days with good air quality298
      Days with moderate air quality66
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.040%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.001%
      Mercury0.000%

      Average monthly Westport temperature with heat index

      Westport monthly precipitation with daily maximum

      Westport monthly snow depth with daily maximum

      Westport monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Holton, IN6833530.0%
      Country Squire Lakes, IN3,2203530.0%
      North Vernon, IN7,1673530.0%
      Vernon, IN1963530.0%
      Scipio, IN3083530.0%
      Westport, IN1,2504118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Altoona, AL1,2504314.0%
      Upper Lake, CA1,2503334.0%
      Pandora, OH1,2503922.0%
      Tellico Plains, TN1,2503040.0%
      Loyal, WI1,2503432.0%
      Westport, IN1,2504118.0%
      Source: The Westport, 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.