TODAY JAN29
TEMPERATURE34
HUMIDITY56
PRESSURE29.96
WIND COND.360 8.1
  • 3916Wed
  • 3521Thu
  • 4027Fri
  • 4128Sat30%40%
  • 4229Sun40%
daynightWeather update from Andover, Aeroflex-Andover Airport at
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Portland 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°F38°F28°F5.1"
February20°F40°F29°F3.4"
March29°F50°F38°F3.8"
April39°F64°F51°F4.0"
May49°F73°F61°F4.1"
June58°F80°F68°F5.3"
July63°F85°F73°F6.2"
August60°F82°F70°F5.8"
September54°F76°F64°F4.5"
October43°F65°F53°F4.8"
November33°F53°F43°F2.9"
December27°F43°F34°F4.8"

Did you know?

  • The highest monthly average temperature in Portland for July is 73 degrees.
  • The lowest monthly average temperature in Portland for January is 28 degrees.
  • The most monthly precipitation in Portland occurs in July with 6.2 inches.
  • The air quality index in Portland is 22% better than the national average.
  • The pollution index in Portland is 45% better than the national average.

Compare Portland, PA Weather To Other Cities

Portland 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.
IndexPortlandPennsylvaniaNational
Air quality index394550
Pollution index2,789,2904,327,9925,066,862

Portland air quality information

MeasurementTotal
Days measured365
Days with good air quality276
Days with moderate air quality89
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Portland air quality information

PollutantTotal
Arsenic0.002%
Benzene0.040%
Carbon Tetrachloride0.010%
Lead0.020%
Mercury0.030%

Average monthly Portland temperature with heat index

Portland monthly precipitation with daily maximum

Portland monthly snow depth with daily maximum

Portland monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Oxford, NJ1,0633922%
Upper Pohatcong, NJ1,4893922%
Arlington Heights, PA5,3343922%
East Bangor, PA1,0993922%
Mount Pocono, PA3,0873922%
Portland, PA4823922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lake Ivanhoe, WI4823628%
Center Ridge, AR482476%
Pink Hill, NC4823334%
Caroga Lake, NY4823432%
Fort McDermitt, NV4821962%
Portland, PA4823922%
Source: The Portland, 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.
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