October 1997 Climate Data for Pittsburgh, PA  
See Key below for explanation of abbreviations 
DATE  OCT 97  |DP|HEATING DD|SNOWFALL    |PRECIPITATION
   HI LO AV NR|DY|DY MON SEA|DAY MON SEAS| DAY  MON NORM   DEP  YEAR  NORM  DEP
01*56 38 47 58-11 18  18 150   0   0    0  .11  .11  .09  +.02 26.45 28.81-2.36
02*61 35 48 58-10 17  35 167   0   0    0    0  .11  .17  -.06 26.45 28.89-2.44
03*71 44 58 57 +1  7  42 174   0   0    0    T  .11  .25  -.14 26.45 28.97-2.52
04*78 56 67 57+10  0  42 174   0   0    0    0  .11  .33  -.22 26.45 29.05-2.60
05*78 60 69 57+12  0  42 174   0   0    0    0  .11  .41  -.30 26.45 29.13-2.68
06*80 61 71 56+15  0  42 174   0   0    0    0  .11  .49  -.38 26.45 29.21-2.76
07*79 58 69 56+13  0  42 174   0   0    0    0  .11  .57  -.46 26.45 29.29-2.84
08*78 55 67 55+12  0  42 174   0   0    0    0  .11  .65  -.54 26.45 29.37-2.92
09*80 58 69 55+14  0  42 174   0   0    0    T  .11  .73  -.62 26.45 29.45-3.00
10*72 52 62 54 +8  3  45 177   0   0    0    0  .11  .81  -.70 26.45 29.53-3.08
11*66 41 54 54  0 11  56 188   0   0    0    0  .11  .88  -.77 26.45 29.60-3.15
12*75 43 59 54 +5  6  62 194   0   0    0    0  .11  .95  -.84 26.45 29.67-3.22
13*80 54 67 53+14  0  62 194   0   0    0    0  .11 1.02  -.91 26.45 29.74-3.29
14*68 41 55 53 +2 10  72 204   0   0    0    T  .11 1.09  -.98 26.45 29.81-3.36
15*59 34 47 53 -6 18  90 222   0   0    0    0  .11 1.16 -1.05 26.45 29.88-3.43
16*57 40 49 52 -3 16 106 238   0   0    0    0  .11 1.23 -1.12 26.45 29.95-3.50
DATE  OCT 97
...........
............   NORMALS 1961-90 RV
DATE  OCT 97  |DP|HEATING DD|SNOWFALL    |PRECIPITATION
   HI LO AV NR|DY|DY MON SEA|DAY MON SEAS| DAY  MON NORM   DEP YEAR  NORM   DEP
17*59 36 48 52 +4 17 123 255   0   0    0    0  .11 1.30 -1.19 26.45 30.02-3.57
18*61 39 50 51 -1 15 138 270   0   0    0    0  .11 1.37 -1.26 26.45 30.09-3.64
19*63 36 50 51 -1 15 153 285   0   0    0    0  .11 1.44 -1.33 26.45 30.16-3.71
20*60 36 48 51 -3 17 170 302   0   0    0    T  .11 1.51 -1.40 26.45 30.23-3.78
21*52 29 41 50 -9 24 194 326   0   0    0    0  .11 1.58 -1.47 26.45 30.30-3.85
22*43 29 36 50-14 29 223 355   0   0    0    0  .11 1.65 -1.54 26.45 30.37-3.92
23*48 25 37 50-13 28 251 383   0   0    0    0  .11 1.72 -1.61 26.45 30.44-3.99
24*57 32 45 49 -4 20 271 403   0   0    0  .28  .39 1.80 -1.41 26.73 30.52-3.79
25*53 46 50 49 +1 15 286 418   0   0    0  .03  .42 1.88 -1.46 26.76 30.60-3.84
26*50 44 47 49 -2 18 304 436   0   0    0  .44  .86 1.96 -1.10 27.20 30.68-3.48
27*55 32 44 49 -5 21 325 457   0   0    0  .09  .95 2.04 -1.09 27.29 30.76-3.47
28*45 32 39 48 -9 26 351 483   0   0    0    0  .95 2.12 -1.17 27.29 30.84-3.55
29*55 32 44 48 -4 21 372 504   0   0    0    0  .95 2.20 -1.25 27.29 30.92-3.63
30*59 34 47 48 -1 18 390 522   0   0    0    0  .95 2.28 -1.33 27.29 31.00-3.71
31*67 40 54 47 +7 11 401 533   0   0    0    0  .95 2.36 -1.41 27.29 31.08-3.79
 
COOLING DEGREES THIS MONTH...24  SEASON...538


                           OCT 1997
TEMPERATURES......
AVERAGE MAXIMUM................................. 63.4 DEGREES
AVERAGE MINIMUM................................. 41.7 DEGREES
AVERAGE FOR MONTH............................... 52.6 DEGREES
DEPARTURE FROM NORMAL........................... +0.2 DEGREES
HIGHEST AND DATE.........80 DEGREES ON THE 13TH, 9TH, AND 6TH
LOWEST AND DATE........................25 DEGREES ON THE 23RD
NUMBER OF DAYS MAX TEMPERATURE 32 DEGREES OR BELOW........  0
NUMBER OF DAYS MIN TEMPERATURE 32 DEGREES OR BELOW........  7
NIMBER OF DAYS MIN TEMPERATURE  0 DEGREES OR BELOW........  0
 
HEATING DEGREE DAYS.....................................  401
DEPARTURE FROM NORMAL...................................   +1
SEASONAL TOTAL HEATING..................................  533
COOLING DEGREE DAYS.....................................   24
DEPARTURE FROM NORMAL...................................  +15
SEASONAL TOTAL COOLING..................................  538
 
PRECIPITATION DATA
TOTAL FOR THE MONTH............................  0.95 INCHES
DEPARTURE FROM NORMAL.......................... -1.41 INCHES
TOTAL FOR THE YEAR............................. 27.29 INCHES
DEPARTURE FROM NORMAL.......................... -3.79 INCHES
MAXIMUM PRECIPITATION IN 24 HOURS.. 0.52 INCHES ON 26TH-27TH
MONTHLY SNOWFALL...............................  0.0  INCHES
DEPARTURE FROM NORMAL.......................... -0.2  INCHES
MAXIMUM CALENDER DAY SNOWFALL..................  0.0  INCHES
 
NUMBER OF DAYS WITH PRECIPITATION 0.01 INCH OR MORE......  5
NUMBER OF DAYS WITH PRECIPITATION 0.10 INCH OR MORE......  3
NUMBER OF DAYS WITH PRECIPITATION 0.50 INCH OR MORE......  0
NUMBER OF DAYS WITH PRECIPITATION 1.00 INCH OR MORE......  0
 
SUNSHINE DATA NOT AVAILABLE
 
...RECORDS...
RECORD LOW ON THE 23RD...25 DEGREES...TIES RECORD SET IN 1976.
RECORD COLD MEAN ON THE 22ND...36 DEGREES...BREAKING 37 IN 1925.




...RECORD LOW TEMPERATURE TIED...

AT 354 THIS CHILLY MORNING IN WESTERN PENNSYLVANIA THE TEMPERATURE AT
THE PITTSBURGH INTERNATIONAL AIRPORT DROPPED TO 25 DEGREES.

THIS TIED THE RECORD LOW FOR OCTOBER 23RD SET IN 1976.

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