TODAY NOV25
TEMPERATURE36
HUMIDITY100
PRESSURE101422.34
WIND COND.
  • 5042Mon70%
  • 4829Tue100%50%
  • 4129Wed
  • 402750%60%
  • 3522Fri70%80%
daynightWeather update from Cattaraugus County-Olean Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Allegany for July is 66.8 degrees
  • The lowest monthly average temperature in Allegany for February is 22.8 degrees
  • The most monthly precipitation in Allegany occurs in June with 5.3 inches
  • The air quality index in Allegany is 79% better than the national average
  • The pollution index in Allegany is 6% worse than the national average

Compare Allegany, NY Weather

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      Allegany 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
      January15°F31°F23°F2.8"
      February14°F32°F23°F2.1"
      March23°F43°F32°F3.0"
      April33°F58°F45°F3.5"
      May43°F68°F55°F4.4"
      June51°F75°F63°F5.3"
      July55°F79°F67°F4.7"
      August53°F77°F65°F5.0"
      September47°F71°F59°F3.4"
      October39°F59°F48°F4.9"
      November29°F47°F38°F3.0"
      December22°F35°F28°F3.5"

      Allegany 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.
      IndexAlleganyNew YorkNational
      Air quality index94342
      Pollution index2,885,1406,179,2752,726,193

      Allegany air quality

      MeasurementTotal
      Days measured365
      Days with good air quality357
      Days with moderate air quality6
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.004%
      Benzene0.030%
      Carbon Tetrachloride0.005%
      Lead0.010%
      Mercury0.002%

      Average monthly Allegany temperature with heat index

      Allegany monthly precipitation with daily maximum

      Allegany monthly snow depth with daily maximum

      Allegany monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Olean, NY13,580982.0%
      Bradford, PA8,284982.0%
      St. Bonaventure, NY2,015982.0%
      Limestone, NY458982.0%
      Weston Mills, NY1,297982.0%
      Allegany, NY1,981982.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Santa Nella, CA1,981484.0%
      North Newton, KS1,9814020.0%
      Dexter, ME1,9813138.0%
      Cooper, TX1,981325550.0%
      Nisga'a, BC1,981n/a 
      Allegany, NY1,981982.0%
      Source: The Allegany, NY 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.