TODAY NOV21
TEMPERATURE37
HUMIDITY76
PRESSURE100310
WIND COND.230 24.1
  • 4036Fri100%100%
  • 4634Sat90%40%
  • 5038Sun
  • 5836Mon30%70%
  • 4628Tue70%
daynightWeather update from Pittsburgh - Allegheny County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Grindstone for July is 73.5 degrees
  • The lowest monthly average temperature in Grindstone for January is 29.7 degrees
  • The most monthly precipitation in Grindstone occurs in July with 5.1 inches
  • The air quality index in Grindstone is 14% better than the national average
  • The pollution index in Grindstone is 67% better than the national average

Compare Grindstone, PA Weather

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      Grindstone 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°F38°F30°F3.2"
      February23°F39°F30°F2.2"
      March32°F52°F41°F3.4"
      April43°F65°F53°F3.4"
      May52°F74°F62°F4.2"
      June60°F81°F70°F5.1"
      July64°F84°F73°F5.1"
      August63°F82°F72°F4.1"
      September56°F77°F66°F3.1"
      October46°F65°F54°F3.8"
      November35°F54°F44°F2.8"
      December28°F43°F35°F3.7"

      Grindstone 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.
      IndexGrindstonePennsylvaniaNational
      Air quality index364542
      Pollution index889,8084,584,8052,726,193

      Grindstone air quality

      MeasurementTotal
      Days measured364
      Days with good air quality337
      Days with moderate air quality27
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.030%
      Mercury0.030%

      Average monthly Grindstone temperature with heat index

      Grindstone monthly precipitation with daily maximum

      Grindstone monthly snow depth with daily maximum

      Grindstone monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Mather, PA4953628.0%
      Ronco, PA1173628.0%
      Farmington, PA9833628.0%
      Centerville borough (Crawford County), PA1773628.0%
      Dawson, PA4673628.0%
      Grindstone, PA8183628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Maricopa Colony, AZ8187448.0%
      Alto, CA8184020.0%
      Enterprise, KS8183236.0%
      Village of Clarkston, MI8183824.0%
      Woodridge, NY8183628.0%
      Grindstone, PA8183628.0%
      Source: The Grindstone, 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.