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Middle Atlantic River Forecast Center
 
 

Local forecast by
"City, St"
 

Pennsylvania MARFC Average Temperature (°F)

LOCATION COUNTY LAT LON AVG JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

ANN
ALLENTOWN LEHIGH VLY AP LEHIGH 40'39" 75'27" MAX 35.0 38.7 48.7 60.1 70.9 79.3 83.9 81.7 74.0 62.9 51.2 40.0 60.5
        MEAN 27.1 29.9 38.8 49.0 59.6 68.5 73.3 71.2 63.4 52.0 42.0 32.0 50.6
        MIN 19.1 21.0 28.9 37.8 48.3 57.7 62.6 60.7 52.7 41.1 32.7 24.0 40.6
ALTOONA BLAIR CO AP BLAIR 40'18" 78'19" MAX 34.7 38.1 47.6 59.8 69.9 78.0 82.0 80.5 73.0 62.2 50.3 39.5 59.6
        MEAN 27.4 29.9 38.5 49.2 59.3 67.6 71.6 70.1 62.9 52.1 42.1 32.1 50.2
        MIN 20.0 21.7 29.4 38.6 48.6 57.2 61.2 59.6 52.8 42.0 33.8 24.7 40.8
ALTOONA (3 W) BLAIR 40'30" 78'28" MAX 34.8 38.2 47.5 60.2 70.6 78.5 81.9 80.7 74.0 62.9 51.0 39.3 60.0
        MEAN 26.5 29.1 37.5 48.9 59.0 67.2 71.1 69.8 63.3 51.9 42.1 31.5 49.8
        MIN 18.2 19.9 27.5 37.6 47.4 55.9 60.3 58.8 52.5 40.9 33.1 23.6 39.6
BELTZVILLE DAM CARBON 40'46" 75'44" MAX 34.3 37.9 47.4 59.3 70.5 78.0 83.4 81.8 73.9 62.5 50.6 39.0 59.9
        MEAN 24.2 26.6 36.1 46.9 57.7 65.8 70.9 69.2 61.4 49.9 39.5 29.8 48.2
        MIN 14.0 15.2 24.8 34.5 44.9 53.5 58.3 56.6 48.8 37.2 28.4 20.5 36.4
BIGLERVILLE ADAMS 39'56" 77'15" MAX 36.3 39.9 49.0 60.5 71.0 79.6 84.2 82.6 75.2 63.6 51.9 41.1 61.2
        MEAN 26.8 29.4 38.2 48.6 59.4 68.2 73.0 71.3 63.5 51.7 41.6 31.9 50.3
        MIN 17.3 18.9 27.3 36.7 47.8 56.8 61.8 59.9 51.8 39.7 31.3 22.7 39.3
BLOSERVILLE (1 N) CUMBERLAND 40'16" 77'22" MAX 35.2 38.8 48.2 59.8 70.3 78.5 82.9 81.1 73.5 62.2 50.6 39.7 60.1
        MEAN 27.4 30.3 39.0 49.5 59.6 68.0 72.8 71.0 63.5 52.1 42.3 32.3 50.7
        MIN 19.6 21.8 29.8 39.2 48.8 57.5 62.6 60.9 53.4 42.0 33.9 24.8 41.2
BLUE MARSH LAKE BERKS 40'23" 76'02" MAX 35.1 38.6 47.8 59.5 70.4 79.1 83.8 82.0 74.9 63.2 51.0 39.5 60.4
        MEAN 27.1 29.5 38.7 49.2 60.0 68.8 73.6 71.9 64.2 52.2 42.1 32.0 50.8
        MIN 19.1 20.4 29.6 38.9 49.5 58.5 63.3 61.8 53.4 41.2 33.2 24.5 41.1
BRADFORD RGNL AP MCKEAN 41'48" 78'38" MAX 28.3 31.8 41.9 54.1 65.8 73.4 77.4 76.0 68.4 57.2 44.3 33.3 54.3
        MEAN 20.9 23.3 32.4 43.5 53.8 61.9 66.1 64.6 57.5 47.0 36.7 26.3 44.5
        MIN 13.5 14.8 22.8 32.8 41.7 50.3 54.7 53.2 46.6 36.7 29.1 19.2 34.6
BRADFORD (4 SW RES 5) MCKEAN 41'54" 78'43" MAX 29.3 32.2 42.1 54.2 67.0 75.0 78.9 77.0 69.5 58.9 45.6 34.2 55.3
        MEAN 20.3 22.4 32.0 43.2 54.5 62.8 66.9 65.3 58.3 47.7 37.2 26.3 44.7
        MIN 11.2 12.5 21.8 32.2 41.9 50.6 54.8 53.6 47.0 36.4 28.8 18.4 34.1
BROOKVILLE SEWAGE PLT JEFFERSON 41'09" 79'05" MAX 32.1 35.2 45.5 57.3 68.1 75.8 79.7 78.5 71.5 60.9 47.8 37.2 57.5
        MEAN 23.3 25.0 34.3 44.4 55.4 63.7 67.9 66.6 59.3 48.5 38.3 29.0 46.3
        MIN 14.5 14.7 23.0 31.5 42.6 51.5 56.0 54.7 47.1 36.0 28.8 20.7 35.1
BUCKSVILLE BUCKS 40'30" 75'12" MAX 37.2 40.5 49.9 61.7 72.1 79.9 84.5 82.4 75.4 64.8 53.3 41.5 61.9
        MEAN 28.6 31.1 39.5 50.1 60.4 68.7 73.6 71.9 64.6 53.4 43.6 33.2 51.6
        MIN 20.0 21.7 29.1 38.5 48.6 57.5 62.6 61.4 53.7 42.0 33.9 24.8 41.2
CANTON BRADFORD 41'37" 76'52" MAX 32.2 35.3 44.9 56.9 68.6 76.5 81.2 79.5 71.9 60.6 47.7 36.9 57.7
        MEAN 22.8 24.9 33.8 44.7 55.3 63.5 68.1 66.7 59.1 47.8 38.3 28.1 46.1
        MIN 13.3 14.4 22.7 32.5 41.9 50.4 55.0 53.8 46.3 34.9 28.8 19.3 34.4
LOCATION COUNTY LAT LON AVG JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

ANN
CHAMBERSBURG (1 ESE) FRANKLIN 39'56" 77'38" MAX 37.3 41.2 51.0 63.0 72.7 81.0 85.0 83.4 76.1 64.9 52.9 42.0 62.5
        MEAN 28.6 31.7 40.5 51.1 61.0 69.6 73.6 71.9 64.5 52.8 42.8 33.2 51.8
        MIN 19.8 22.1 29.9 39.2 49.3 58.1 62.2 60.4 52.8 40.7 32.7 24.4 41.0
CLERMONT (8 SW) MCKEAN 41'44" 78'32" MAX 31.9 35.2 45.5 58.3 69.7 76.7 80.0 78.2 71.0 60.4 47.1 36.1 57.5
        MEAN 22.4 24.4 33.7 44.3 54.7 62.4 66.4 65.1 58.4 47.8 37.8 27.7 45.4
        MIN 12.9 13.5 21.8 30.3 39.6 48.1 52.7 51.9 45.8 35.1 28.4 19.3 33.3
COATESVILLE (2 W) CHESTER 39'59" 75'52" MAX 36.7 40.2 49.8 61.1 71.1 79.6 84.2 82.4 75.1 64.1 52.5 41.7 61.5
        MEAN 28.6 31.0 39.8 50.0 60.1 68.8 73.5 72.1 64.6 53.3 43.1 33.6 51.5
        MIN 20.5 21.8 29.7 38.9 49.0 57.9 62.8 61.7 54.0 42.4 33.7 25.5 41.5
CONFLUENCE DAM (1SW) SOMERSET 39'48" 79'22" MAX 37.2 41.3 51.2 62.9 73.3 81.8 85.4 84.1 77.0 65.4 52.6 41.3 62.8
        MEAN 26.6 29.3 38.1 48.4 58.5 67.2