October 1998 Climate Data for Pittsburgh, PA  
See Key below for explanation of abbreviations

DATE  OCT 98  |DP|HEATING DD|SNOWFALL    |PRECIPITATION
   HI LO AV NR|DY|DY MON SEA|DAY MON SEAS| DAY  MON NORM  DEP  YEAR  NORM   DEP
01*67 42 55 58 -3 10  10  62   0   0    0    T    T  .09 -.09 28.63 28.81  -.18
02*61 39 50 58 -8 15  25  77   0   0    0    0    T  .17 -.17 28.63 28.89  -.26
03*50 48 49 57 -8 16  41  93   0   0    0  .69  .69  .25 +.44 29.32 28.97  +.35
04*55 48 52 57 -5 13  54 106   0   0    0    0  .69  .33 +.36 29.32 29.05  +.27
05*71 50 61 57 +4  4  58 110   0   0    0    0  .69  .41 +.28 29.32 29.13  +.19
06*78 53 66 56+10  0  58 110   0   0    0    0  .69  .49 +.20 29.32 29.21  +.11
07*77 61 69 56+13  0  58 110   0   0    0  .43 1.12  .57 +.55 29.75 29.29  +.46
08*63 54 59 55 +4  6  64 116   0   0    0  .61 1.73  .65+1.08 30.36 29.37  +.99
09*62 51 57 55 +2  8  72 124   0   0    0    T 1.73  .73+1.00 30.36 29.45  +.91
10*57 45 51 54 -3 14  86 138   0   0    0    0 1.73  .81 +.92 30.36 29.53  +.83
11*67 40 54 54  0 11  97 149   0   0    0    0 1.73  .88 +.85 30.36 29.60  +.76
12*69 43 56 54 +2  9 106 158   0   0    0    0 1.73  .95 +.78 30.36 29.67  +.69
13*68 44 56 53 +3  9 115 167   0   0    0    0 1.73 1.02 +.71 30.36 29.74  +.62
14*54 38 46 53 -7 19 134 186   0   0    0    0 1.73 1.09 +.64 30.36 29.81  +.55
15*60 42 51 53 -2 14 148 200   0   0    0    0 1.73 1.16 +.57 30.36 29.88  +.48
16*68 37 53 52 +1 12 160 212   0   0    0    0 1.73 1.23 +.50 30.36 29.95  +.41
17*76 43 60 52 +8  5 165 217   0   0    0    0 1.73 1.30 +.43 30.36 30.02 +.34
18*76 55 66 51+15  0 165 217   0   0    0  .32 2.05 1.37 +.68 30.68 30.09 +.59
19*63 45 54 51 +3 11 176 228   0   0    0    0 2.05 1.44 +.61 30.68 30.16 +.52
20*60 42 51 51  0 14 190 242   0   0    0    0 2.05 1.51 +.54 30.68 30.23 +.45
21*57 37 47 50 -3 18 208 260   0   0    0  .16 2.21 1.58 +.63 30.84 30.30 +.54
22*49 35 42 50 -8 23 231 283   T   T    T    T 2.21 1.65 +.56 30.84 30.37 +.47
23*57 34 46 50 -4 19 250 302   0   T    T    0 2.21 1.72 +.49 30.84 30.44 +.40
24*64 38 51 49 +2 14 264 316   0   T    T    0 2.21 1.80 +.41 30.84 30.52 +.32
25*65 37 51 49 +2 14 278 330   0   T    T    0 2.21 1.88 +.33 30.84 30.60 +.24
26*64 39 52 49 +3 13 291 343   0   T    T    0 2.21 1.96 +.25 30.84 30.68 +.16
27*69 41 55 49 +6 10 301 353   0   T    T    T 2.21 2.04 +.17 30.84 30.76 +.08
28*65 46 56 48 +8  9 310 362   0   T    T  .04 2.25 2.12 +.13 30.88 30.84 +.04
29*57 37 47 48 -1 18 328 380   0   T    T    0 2.25 2.20 +.05 30.88 30.92 -.04
30*52 32 42 48-06 23 351 403   0   T    T  .02 2.27 2.28 -.01 30.90 31.00 -.10
31*59 34 47 47 00 18 369 421   0   T    T    0 2.27 2.36 -.09 30.90 31.08 -.18

TEMPERATURES
AVERAGE MAXIMUM.................................63.2 DEGREES
AVERAGE MINIMUM.................................42.9 DEGREES
AVERAGE FOR MONTH...............................53.1 DEGREES
DEPARTURE FROM NORMAL...........................+0.7 DEGREES
HIGHEST AND DATE......................78 DEGREES ON THE  6TH
LOWEST AND DATE.......................32 DEGREES ON THE 30TH
NUMBER OF DAYS MAX TEMPERATURE 32 DEGREES OR BELOW.........0
NUMBER OF DAYS MIN TEMPERATURE 32 DEGREES OR BELOW.........1
NUMBER OF DAYS MIN TEMPERATURE  0 DEGREES OR BELOW.........0
 
HEATING DEGREE DAYS......................................369
DEPARTURE FROM NORMAL....................................-31
SEASONAL TOTAL HEATING...................................421
COOLING DEGREE DAYS......................................  6
DEPARTURE FROM NORMAL.................................... -3
SEASONAL TOTAL COOLING...................................820
 
PRECIPITATION DATA
TOTAL FOR THE MONTH............................  2.27 INCHES
DEPARTURE FROM NORMAL.......................... -0.09 INCHES
TOTAL FOR THE YEAR............................. 30.90 INCHES
DEPARTURE FROM NORMAL.......................... -0.18 INCHES
MAXIMUM PRECIPITATION IN 24 HOURS.... 0.69 INCHES ON THE 3RD
MONTHLY SNOWFALL...................................... TRACE
DEPARTURE FROM NORMAL........................... -0.2 INCHES
MAXIMUM 24 HOUR SNOWFALL...................TRACE ON THE 22ND
 
NUMBER OF DAYS WITH PRECIPITATION 0.01 INCH OR MORE........7
NUMBER OF DAYS WITH PRECIPITATION 0.10 INCH OR MORE........5
NUMBER OF DAYS WITH PRECIPITATION 0.50 INCH OR MORE........2
NUMBER OF DAYS WITH PRECIPITATION 1.00 INCH OR MORE........0
 
SUNSHINE
NUMBER OF DAYS WITH CLEAR SKIES........................... 5
NUMBER OF DAYS WITH PARTLY CLOUDY SKIES...................13
NUMBER OF DAYS WITH CLOUDY SKIES..........................13
 
HIGHEST SEA LEVEL PRESSURE........ 30.50 ON THE 23RD AT 0910
LOWEST SEA LEVEL PRESSURE......... 29.86 ON THE 28TH AT 1405
 
HIGHLIGHTS...
NO RECORDS DURING THIS MILD...DRY MONTH.

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