TODAY JUN18
TEMPERATURE79
HUMIDITY58
PRESSURE30.07
WIND COND.200 10.3
  • 9476Mon
  • 9066Tue40%30%
  • 8366Wed20%
  • 8363Thu
  • 8064Fri
daynightWeather update from Philadelphia - Wings Field Airport at

Berwyn Average Weather

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
January0°F72°F34°Fn/a
February9°F70°F33°Fn/a
March10°F81°F41°Fn/a
April25°F91°F53°F0.3"
May34°F91°F60°F0.8"
June42°F95°F70°F1.4"
July50°F95°F74°F0.6"
August48°F99°F74°F2.0"
September37°F93°F66°F0.8"
October25°F90°F54°F0.9"
November19°F73°F46°F0.2"
December3°F72°F36°F0.8"

Did you know?

  • The highest monthly average temperature in Berwyn for July is 74 degrees.
  • The lowest monthly average temperature in Berwyn for February is 33 degrees.
  • The most monthly precipitation in Berwyn occurs in August with 2 inches.
  • The air quality index in Berwyn is 14% worse than the national average.
  • The pollution index in Berwyn is 57% better than the national average.

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Compare Berwyn, PA Weather To Other Cities

Berwyn 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.
IndexBerwynPennsylvaniaNational
Air quality index574550
Pollution index2,169,6004,327,9925,066,862

Berwyn air quality information

MeasurementTotal
Days measured365
Days with good air quality110
Days with moderate air quality244
Days w/ poor A.Q. for sensitive groups11
Days with unhealthy air quality

Berwyn air quality information

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

Average monthly Berwyn temperature with heat index

Berwyn monthly precipitation with daily maximum

Berwyn monthly snow depth with daily maximum

Berwyn monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Royersford, PA4,7824510%
Stowe, PA3,7554510%
Downingtown, PA7,9404510%
Exton, PA4,7994510%
Kenilworth, PA1,8394510%
Berwyn, PA3,2285714%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Taylor Creek, OH3,229548%
Battle Mountain, NV3,2271962%
Locust Valley, NY3,229536%
Milan, NM3,2271766%
Warrensburg, NY3,2273432%
Berwyn, PA3,2285714%
Source: The Berwyn, 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.