TODAY DEC22
TEMPERATURE9
HUMIDITY66
PRESSURE102844.62
WIND COND.
  • 3127Mon100%
  • 3423Tue70%20%
  • 3324
  • 3626Thu
  • 4032Fri
daynightWeather update from Cattaraugus County-Olean Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Delevan for July is 72.3 degrees
  • The lowest monthly average temperature in Delevan for February is 25.3 degrees
  • The most monthly precipitation in Delevan occurs in October with 5.2 inches
  • The air quality index in Delevan is 7% better than the national average
  • The pollution index in Delevan is 6% worse than the national average

Compare Delevan, NY Weather

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      Delevan 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
      January18°F35°F26°F3.0"
      February17°F34°F25°F2.7"
      March25°F44°F34°F2.7"
      April36°F59°F47°F3.6"
      May47°F70°F58°F3.1"
      June57°F78°F68°F4.3"
      July62°F82°F72°F3.4"
      August61°F81°F71°F3.9"
      September54°F75°F64°F4.5"
      October44°F63°F53°F5.2"
      November33°F51°F42°F3.5"
      December25°F39°F32°F4.2"

      Delevan 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.
      IndexDelevanNew YorkNational
      Air quality index394342
      Pollution index2,885,1406,179,2752,726,193

      Delevan air quality

      MeasurementTotal
      Days measured365
      Days with good air quality308
      Days with moderate air quality57
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Delevan temperature with heat index

      Delevan monthly precipitation with daily maximum

      Delevan monthly snow depth with daily maximum

      Delevan monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ellicottville, NY3563726.0%
      Franklinville, NY1,8653726.0%
      West Valley, NY5793922.0%
      Bliss, NY4153922.0%
      Lime Lake, NY8193922.0%
      Delevan, NY1,2743922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Oglethorpe, GA1,2743922.0%
      Ladoga, IN1,2744216.0%
      Center Point, LA1,2743040.0%
      Magnolia, NC1,2744020.0%
      Brickerville, PA1,2744216.0%
      Delevan, NY1,2743922.0%
      Source: The Delevan, 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.