OCTOBER, 1897–CLIMATOLOGY OF THE MONTH. Atmospheric Pressure. The mean pressure for the month, 30.14 inches, is .06 above the normal. At the United States Weather Bureau Stations the highest observed was 30.66 inches, at Harrisburg, on the 3d, and the lowest, 29.62 inches, at Erie, on the 11th. Temperature. The means of the daily maximum and minimum temperatures, 66.5 degrees and 41.9 degrees respectively, give a monthly mean of 54.2 degrees, which is 4.1 degrees above the normal, and 5.3 degrees above the corresponding month of 1896. The average daily range was 24.6 degrees. The highest monthly mean was 60.9 degrees at Cannonsburg. The highest temperature recorded during the month was 95 degrees, on the 15th, at Cannonsburg, and on the 16th, at Aqueduct. The lowest temperature was 16 degrees, on the 18th at Shingle House. The greatest local monthly range was 71 degrees, at Saegerstown. The least local monthly range was 47 degrees, at Erie. The greatest daily range was 53 degrees, at Smethport. Precipitation. The average precipitation for the month, 1.32 inches, is 1.91 inches less than the normal. The largest totals of rainfall, in inches, were: Reading, 5.93; Coopersburg, 2.65; West Chester, 2.61; Coatesville, 2.60; Doylestown, 2.60; York, 2.60. The least were: Greensboro, trace; Elwood Junetion, 0.04; West Newton, 0.05; Lock No. 4, 0.07; Cannonsburg, 0.09; Pittsburgh, 0.13; Warren, 0.13. Wind and Weather. The prevailing wind was from the west. Average number of rainy days, 5; clear, 14; partly cloudy, 8: cloudy, 9. |