ervations for March, kept by P. Wiuegar, of ;he Third Ward, we take the following, which hows the range of thermometer each morning : Average temperatura, 16 12-81 above 0, or 16 19-1 eg. below the freezing point. Six niorniugs below 0 from 2 to 13 ; only five lorninga :ibove the freeziug point. The coldest morning of the month was on the 2d, 13 below ; the warmest, the 13th, 44 above. The coldest morning of the ycar was Feb. 9th, 5 below 0.