TODAY MAR19
TEMPERATURE40
HUMIDITY48
PRESSURE102540
WIND COND.310 9.4
  • 6241Tue
  • 6941Wed20%
  • 5644Thu20%30%
  • 6642Fri
  • 6445Sat
daynightWeather update from Walnut Ridge Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Portia for August is 82.2 degrees
  • The lowest monthly average temperature in Portia for December is 39.2 degrees
  • The most monthly precipitation in Portia occurs in October with 15.9 inches
  • The air quality index in Portia is 7% worse than the national average
  • The pollution index in Portia is 81% better than the national average

Compare Portia, AR Weather

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      Portia 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
      January34°F49°F40°F10.9"
      February34°F52°F41°F7.4"
      March43°F68°F53°F5.4"
      April49°F71°F59°F8.1"
      May59°F83°F70°F9.3"
      June69°F90°F79°F3.3"
      July70°F89°F79°F9.9"
      August72°F95°F82°F1.9"
      September65°F87°F74°F4.3"
      October52°F76°F62°F15.9"
      November42°F64°F51°F5.4"
      December32°F50°F39°F7.9"

      Portia 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.
      IndexPortiaArkansasNational
      Air quality index453842
      Pollution index507,1851,487,8222,726,193

      Portia air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality221
      Days with moderate air quality139
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      Portia air quality information

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

      Average monthly Portia temperature with heat index

      Portia monthly precipitation with daily maximum

      Portia monthly snow depth with daily maximum

      Portia monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Imboden, AR8052648.0%
      Pocahontas, AR6,5822648.0%
      O'Kean, AR2522648.0%
      Ravenden, AR4263628.0%
      Alicia, AR1544510.0%
      Portia, AR5114510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Rough and Ready, CA5114412.0%
      Juliaetta, ID5111080.0%
      Mackay, ID5112746.0%
      South Range, MI511884.0%
      Smithton, MO5113824.0%
      Portia, AR5114510.0%
      Source: The Portia, AR 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.