TODAY DEC22
TEMPERATURE20
HUMIDITY59
PRESSURE103250
WIND COND.330 20.5
  • 3025Mon
  • 4024Tue40%
  • 3925
  • 3826Thu
  • 4128Fri
daynightWeather update from Lancaster, Lancaster Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Willow Street for August is 74.5 degrees
  • The lowest monthly average temperature in Willow Street for February is 28.4 degrees
  • The most monthly precipitation in Willow Street occurs in July with 11.6 inches
  • The air quality index in Willow Street is 7% worse than the national average
  • The pollution index in Willow Street is 307% worse than the national average

Compare Willow Street, PA Weather

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      Willow Street 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
      January26°F40°F32°F4.1"
      February19°F38°F28°F2.9"
      March29°F49°F39°F4.6"
      April40°F63°F51°F6.6"
      May47°F74°F61°F2.5"
      June61°F84°F72°F9.0"
      July64°F84°F74°F11.6"
      August65°F84°F74°F4.1"
      September57°F81°F69°F2.3"
      October50°F69°F58°F8.8"
      November34°F55°F44°F3.7"
      December25°F40°F33°F5.2"

      Willow Street 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.
      IndexWillow StreetPennsylvaniaNational
      Air quality index454542
      Pollution index11,091,2004,584,8052,726,193

      Willow Street air quality

      MeasurementTotal
      Days measured365
      Days with good air quality238
      Days with moderate air quality117
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.140%
      Carbon Tetrachloride0.030%
      Lead0.310%
      Mercury0.004%

      Average monthly Willow Street temperature with heat index

      Willow Street monthly precipitation with daily maximum

      Willow Street monthly snow depth with daily maximum

      Willow Street monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      East Prospect, PA7564118.0%
      Marietta, PA2,6164118.0%
      Wrightsville, PA2,0454118.0%
      Fivepointville, PA1,2364216.0%
      Terre Hill, PA1,1634216.0%
      Willow Street, PA8,9534510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Old Orchard Beach, ME8,9524020.0%
      Pine Lake Park, NJ8,9544118.0%
      Picture Rocks, AZ8,955476.0%
      University of Virginia, VA8,9554020.0%
      Garden City, GA8,9573922.0%
      Willow Street, PA8,9534510.0%
      Source: The Willow Street, 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.