TODAY NOV22
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.260 24.1
  • 4738Sat50%40%
  • 4732Sun20%
  • 5039Mon80%
  • 4831Tue60%
  • 4127Wed30%
daynightWeather update from State College Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Julian for July is 71.9 degrees
  • The lowest monthly average temperature in Julian for January is 27.7 degrees
  • The most monthly precipitation in Julian occurs in August with 6 inches
  • The air quality index in Julian is 5% worse than the national average
  • The pollution index in Julian is 78% better than the national average

Compare Julian, PA Weather

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      Julian 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°F35°F28°F0.6"
      February22°F36°F28°F0.4"
      March30°F49°F39°F0.4"
      April41°F62°F51°F0.4"
      May50°F71°F60°F0.5"
      June58°F78°F68°F0.9"
      July62°F82°F72°F0.6"
      August60°F80°F69°F6.0"
      September54°F73°F63°F0.7"
      October44°F62°F53°F0.9"
      November34°F50°F42°F0.8"
      December27°F40°F33°F0.6"

      Julian 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.
      IndexJulianPennsylvaniaNational
      Air quality index444542
      Pollution index604,6904,584,8052,726,193

      Julian air quality

      MeasurementTotal
      Days measured365
      Days with good air quality267
      Days with moderate air quality98
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.001%
      Mercury0.000%

      Average monthly Julian temperature with heat index

      Julian monthly precipitation with daily maximum

      Julian monthly snow depth with daily maximum

      Julian monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Birmingham, PA1204118.0%
      Northwood, PA1244118.0%
      Mount Eagle, PA664412.0%
      Milesburg, PA1,0244412.0%
      Centre Hall, PA1,4854412.0%
      Julian, PA1634412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Oil Trough, AR1634510.0%
      Antares, AZ1631374.0%
      Sedgwick, CO1631962.0%
      Maunie, IL1634510.0%
      Lincolnville, KS1632256.0%
      Julian, PA1634412.0%
      Source: The Julian, 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.