TODAY NOV02
TEMPERATURE39
HUMIDITY65
PRESSURE102844.62
WIND COND.300 7.4
  • 5237Sun
  • 5750Mon
  • 7055Tue30%
  • 6142Wed60%
  • 5641Thu
daynightWeather update from Cattaraugus County-Olean Airport at
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Weather Quick Facts

  • The highest monthly average temperature in West Valley for July is 71.8 degrees
  • The lowest monthly average temperature in West Valley for February is 26.6 degrees
  • The most monthly precipitation in West Valley occurs in October with 4.4 inches
  • The air quality index in West Valley is 7% better than the national average
  • The pollution index in West Valley is 6% worse than the national average

Compare West Valley, NY Weather

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      West Valley 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
      January20°F35°F28°F1.7"
      February18°F34°F27°F1.4"
      March26°F44°F35°F2.0"
      April36°F58°F47°F2.7"
      May47°F69°F58°F3.2"
      June57°F77°F68°F3.3"
      July62°F81°F72°F3.9"
      August61°F80°F70°F4.2"
      September54°F74°F64°F4.2"
      October45°F62°F53°F4.4"
      November35°F52°F43°F2.9"
      December27°F40°F34°F2.6"

      West Valley 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.
      IndexWest ValleyNew YorkNational
      Air quality index394342
      Pollution index2,885,1406,179,2752,726,193

      West Valley 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 West Valley temperature with heat index

      West Valley monthly precipitation with daily maximum

      West Valley monthly snow depth with daily maximum

      West Valley monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Cattaraugus, NY9903726.0%
      Franklinville, NY1,8653726.0%
      Ellicottville, NY3563726.0%
      Little Valley, NY1,1453726.0%
      Springville, NY4,2903922.0%
      West Valley, NY5793922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Jacumba, CA5795816.0%
      East Galesburg, IL5794118.0%
      Ullin, IL5794412.0%
      LeRoy, KS5792256.0%
      Laddonia, MO5793824.0%
      West Valley, NY5793922.0%
      Source: The West Valley, 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.