I. GENERAL ABSTRACT OF METEOROLOGICAL OBSERVATIONS FOR THE YEAR 1861.-MADE AT PHILADELPHIA, PA. Latitude, 39° 67 N.; Longitude, 75° 10' W. from Greenwich: Height of Station, 50 feet above mean tide in the Delaware River. February March 681 28 April 88 24 33 56.2 28 8.2 8 55 May 83 36 73.7 26 40.0 3 47 June.. 91 51 6 82.8 23 55.0 6 40 45 481 6.0 11.6 27.7 34.3 30.9 30.97 1.066 .229 29.99 29.95 29.97 29.97 Degree. Highest. Lowest. day. day. 1/13 6912 6.6 13.7 30.3 38.5 33.9 34.25 1.241 .230 29.96 29.92 29.96 29.95 1/13.96 5.6 16.8 50.2 60.7 53.254.71 1.430.167 29.89 29.85 29.87 29.87 II. GENERAL ABSTRACT OF METEOROLOGICAL AVERAGES FOR ELEVEN YEARS AND THREE MONTHS (JULY, 1851, to October, 1802). MADE AT PHILADELPHIA, PA. Average. Range. Mean daily range. 7 A.M. 2 P.M. 9 P.M. Average." A TABLE GIVING THE MEAN TEMPERATURE FOR EACH MONTH AND YEAR, AND THE AVERAGE TEMPERATURE, FOR TWENTY-SIX YEARS, AS REGISTERED AT THE (The results are deduced from observation of the daily maxima and minima.) January March........ 261235 292 2414 334 35 37 27 3014 23 731279 August........ 681/2 75 44 39 334 324 362 29 3534 354 272 33 3214 352 24 224 3934 34 33 3034 3212 3234 3914 3234 5012 792 75 78 75 724 7212 69 7234 734 74 7314 73 74 7634 Mean for year........... 504 51 524 5234 524 522 52 534 5334 544 542 5434 534 5334 54 532 54 The table exhibits the temperature from January, 1837, to November, 1862,-the date of making out the table. 45124434 42 31 32 |