Aug 1999 Climate Data for Pittsburgh, PA  
See Key below for explanation of abbreviations
      AUG 1999                          (NORMALS 1961-90 RV)
DATE  TEMPS   |DP|HEATING DD|COOLING DD|PRECIPITATION
   HI LO AV NR|DY|DY MON SEA|DY MON SEA| DAY  MON NORM  DEP  YEAR  NORM   DEP
01*84 67 76 72 +4  0   0   1 11  11 564  .98  .98  .11 +.87 25.76 22.65 +3.11
02*79 61 70 72 -2  0   0   1  5  16 569    0  .98  .22 +.76 25.76 22.76 +3.00
03*79 56 68 72 -4  0   0   1  3  19 572    0  .98  .33 +.65 25.76 22.87 +2.89
04*83 55 69 72 -3  0   0   1  4  23 576  .02 1.00  .44 +.56 25.78 22.98 +2.80
05*78 60 69 72 -3  0   0   1  4  27 580    T 1.00  .55 +.45 25.78 23.09 +2.69
06*81 55 68 72 -4  0   0   1  3  30 583    T 1.00  .66 +.34 25.78 23.20 +2.58
07*81 63 72 72  0  0   0   1  7  37 590  .01 1.01  .77 +.24 25.79 23.31 +2.48
08*77 60 69 72 -3  0   0   1  4  41 594  .18 1.19  .88 +.31 25.97 23.42 +2.55
09*72 54 63 71 -8  2   2   3  0  41 594    0 1.19  .99 +.20 25.97 23.53 +2.44
10*75 54 65 71 -6  0   2   3  0  41 594  .03 1.22 1.10 +.12 26.00 23.64 +2.36
11*81 60 71 71  0  0   2   3  6  47 600    0 1.22 1.21 +.01 26.00 23.75 +2.25
12*83 57 70 71 -1  0   2   3  5  52 605    0 1.22 1.31 -.09 26.00 23.85 +2.15
13*87 67 77 71 +6  0   2   3 12  64 617  .18 1.40 1.41 -.01 26.18 23.95 +2.23
14*76 62 69 71 -2  0   2   3  4  68 621    T 1.40 1.51 -.11 26.18 24.05 +2.13
15*74 58 66 71 -5  0   2   3  1  69 622    T 1.40 1.61 -.21 26.18 24.15 +2.03
16*81 52 67 71 -4  0   2   3  2  71 624    0 1.40 1.71 -.31 26.18 24.25 +1.93
..............
........................................PITTSBURGH PA AIRPORT AUG 1999
      AUG 1999                          (NORMALS 1961-90 RV)
DATE  TEMPS   |DP|HEATING DD|COOLING DD|PRECIPITATION
   HI LO AV NR|DY|DY MON SEA|DY MON SEA| DAY  MON NORM  DEP  YEAR  NORM   DEP
17*87 64 76 71 +5  0   2   3 11  82 635    0 1.40 1.81 -.41 26.18 24.35 +1.83
18*76 63 70 70  0  0   2   3  5  87 640    0 1.40 1.91 -.51 26.18 24.45 +1.73
19*77 60 69 70 -1  0   2   3  4  91 644    T 1.40 2.01 -.61 26.18 24.55 +1.63
20*79 61 70 70  0  0   2   3  5  96 649    0 1.40 2.11 -.71 26.18 24.65 +1.53
21*75 57 66 70 -4  0   2   3  1  97 650  .01 1.41 2.21 -.80 26.19 24.75 +1.44
22*80 58 69 70 -1  0   2   3  4 101 654    0 1.41 2.31 -.90 26.19 24.85 +1.34
23*82 54 68 70 -2  0   2   3  3 104 657    0 1.41 2.41-1.00 26.19 24.95 +1.24
24*82 64 73 69 +4  0   2   3  8 112 665  .09 1.50 2.51-1.01 26.28 25.05 +1.23
25*75 64 70 69 +1  0   2   3  5 117 670  .55 2.05 2.61 -.56 26.83 25.15 +1.68
26*76 62 69 69  0  0   2   3  4 121 674  .15 2.20 2.71 -.51 26.98 25.25 +1.73
27*78 61 70 69 +1  0   2   3  5 126 679  .01 2.21 2.81 -.60 26.99 25.35 +1.64
28*84 59 72 69 +3  0   2   3  7 133 686    0 2.21 2.91 -.70 26.99 25.45 +1.54
29*78 58 68 69 -1  0   2   3  3 136 689    0 2.21 3.01 -.80 26.99 25.55 +1.44
30*73 51 62 68 -6  3   5   6  0 136 689    0 2.21 3.11 -.90 26.99 25.65 +1.34
31*76 51 64 68 -4  1   6   7  0 136 689    0 2.21 3.21-1.00 26.99 25.75 +1.24

Key 

HI = High for Day
LO = Low for Day
AV = Average
NR = Normal Average
DP DY = Daily Departure for Normal
HEATING DD = Heating Degree Day for
-----DY = Day
-----MON = Month
-----SEAS = Season
SNOWFALL for DAY...Month and Season
PRECIPITATION for
-----DY = DAY
-----MON = Month
-----NORM = Cumulative Normal for Month
-----DEP = Cumulitive Departure for Normal for Month
-----YEAR = Cumulitive Yearly Total
-----NORM = Cumulative Yearly Normal
-----DEP = Depature from the Yearly Normal