I. GENERAL ABSTRACT OF METEOROLOGICAL OBSERVATIONS FOR THE YEAR 1861.-MADE AT PHILADELPHIA, PA. Latitude, 390 57 N.; Longitude, 75° 10 W. from Greenwich. Height of Station, 50 foot above mean tide in the Delaware River. Day In. In. In. In. In. In. 5.3 18.5 69.3 79.3 70.8 73.13 3.7 19.3 72.7 182.9 172.7 76.10 45 .534.104 29.78 29.74 29.74 29.75 .456 .078 29.80 29.76 29.78 29.78 -1 5412 14 Day O Day 41.7 7 7.8 13 29 75.5 15 56.2 18 47 40 40 1/13 691 6.6 13.7 30.3 33.5 33.9 34.25 1.241 .230 29.96 29.92 29.96 29.95 7/8-1 2/8 87.8 7/8 7.8 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 BAROMETER AT 32° F. II. GENERAL ABSTRACT OF METEOROLOGICAL AVERAGES FOR ELEVEN YEARS AND THREE MONTHS (JULY, 1851, To OCTOBER, 1862). MADE AT PHILADELPHIA, PA. TEMPERATURE. Means. Means. 1851 to 1862. Months. Range, Mean daily range. Average oscillation. 7 A.M. 2 P.M. 9 P.M. Average. Range. BEER88CEL Mean daily range. 1.01 .19 29.85 29.79 29.83 29.82 29.82 29.78 29.81 29.81 .73 .12 29.83 29.79 29.81 29.81 .10 29.81 29.78 29.79 29.79 .55 .09 29.85 29.82 29.83 29.83 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.) 1837. 1838. 1839. January 261 35 292 244 334 35 37 27 February. 3014 23 373441 May............... 60 58 62 June.......... 691273 73279 6614 6914 72 7514 74 68 622 66 56 334 324 362 29 3534 354 272 33 3214 3524 Mean for year.. 504 51 524 524 524 522 52 534 5334 544 542 5434 534 5334 54 53254 5434 532 52 522 544 542 544 5434 The table exhibits the temperature from January, 1837, to November, 1862,-the date of making out the table. |