TODAY APR02
TEMPERATURE37
HUMIDITY52
PRESSURE29.92
WIND COND.
  • 5135Thu
  • 5536Fri
  • 6141Sat
  • 6546Sun
  • 6749Mon30%
daynightWeather update from Altoona - Blair County Airport at
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St. Clairsville 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
January21°F37°F28°F2.0"
February21°F38°F29°F1.6"
March29°F49°F39°F2.9"
April40°F63°F51°F3.1"
May49°F72°F60°F4.2"
June58°F79°F68°F4.2"
July61°F83°F72°F4.1"
August59°F81°F69°F3.6"
September53°F75°F63°F3.3"
October44°F64°F53°F3.6"
November33°F52°F42°F2.2"
December26°F41°F33°F3.1"

Did you know?

  • The highest monthly average temperature in St. Clairsville for July is 72 degrees.
  • The lowest monthly average temperature in St. Clairsville for January is 28 degrees.
  • The most monthly precipitation in St. Clairsville occurs in May with 4.2 inches.
  • The air quality index in St. Clairsville is 10% better than the national average.
  • The pollution index in St. Clairsville is 41% better than the national average.

Compare St. Clairsville, PA Weather To Other Cities

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      St. Clairsville air quality index & pollution index

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      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
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      St. Clairsville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality219
      Days with moderate air quality144
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality

      St. Clairsville air quality information

      PollutantTotal
      Arsenic0.002%
      Benzene0.050%
      Carbon Tetrachloride0.010%
      Lead0.650%
      Mercury0.001%

      Average monthly St. Clairsville temperature with heat index

      St. Clairsville monthly precipitation with daily maximum

      St. Clairsville monthly snow depth with daily maximum

      St. Clairsville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      New Baltimore, PA1473236%
      Bedford, PA2,7633236%
      Manns Choice, PA2713236%
      Schellsburg, PA3353236%
      Defiance, PA3124510%
      St. Clairsville, PA784510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Topeka, IL78484%
      Urbank, MN782942%
      Wakulla, NC783040%
      Slate Springs, MS783334%
      Odessa, NE781962%
      St. Clairsville, PA784510%
      Source: The St. Clairsville, PA 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.