May 1998 Climate Data for Pittsburgh, PA
See Key below for explanation of abbreviations
DATE TEMPS |DP|HEATING DD|COOLING DD |PRECIPITATION
HI LO AV NR|DY|DY MON SEAS|DY MON SEA| DAY MON NORM DEP YEAR NORM DEP
01*60 55 58 55 +3 7 7 5009 0 0 22 .49 .49 .11 +.38 13.59 11.60 +1.99
02*57 53 55 55 0 10 17 5019 0 0 22 .23 .72 .22 +.50 13.82 11.71 +2.11
03*67 54 61 55 +6 4 21 5023 0 0 22 .10 .82 .33 +.49 13.92 11.82 +2.10
04*70 53 62 56 +6 3 24 5026 0 0 22 .15 .97 .44 +.53 14.07 11.93 +2.14
05*63 53 58 56 +2 7 31 5033 0 0 22 T .97 .55 +.42 14.07 12.04 +2.03
06*74 49 62 57 +5 3 34 5036 0 0 22 0 .97 .66 +.31 14.07 12.15 +1.92
07*74 52 63 57 +6 2 36 5038 0 0 22 .27 1.24 .77 +.47 14.34 12.26 +2.08
08*66 58 62 57 +5 3 39 5041 0 0 22 .06 1.30 .88 +.42 14.40 12.37 +2.03
09*72 58 65 57 +8 0 39 5041 0 0 22 T 1.30 .99 +.31 14.40 12.48 +1.92
10*68 58 63 58 +5 2 41 5043 0 0 22 .03 1.33 1.10 +.23 14.43 12.59 +1.84
11*60 54 57 58 -1 8 49 5051 0 0 22 .08 1.41 1.21 +.20 14.51 12.70 +1.81
12*64 53 59 58 +1 6 55 5057 0 0 22 T 1.41 1.32 +.09 14.51 12.81 +1.70
13*76 47 62 59 +3 3 58 5060 0 0 22 0 1.41 1.43 -.02 14.51 12.92 +1.59
14*83 54 69 59+10 0 58 5060 4 4 26 0 1.41 1.55 -.14 14.51 13.04 +1.47
15*86 56 71 59+12 0 58 5060 6 10 32 0 1.41 1.67 -.26 14.51 13.16 +1.35
16*83 58 71 60+11 0 58 5060 6 16 38 0 1.41 1.79 -.38 14.51 13.28 +1.23
........
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..........................PITTSBURGH AIRPORT MAY 98...........................
MAY 98 (NORMALS 1961-90 RV)
DATE TEMPS |DP|HEATING DD |COOLING DD |PRECIPITATION
HI LO AV NR|DY|DY MON SEAS|DY MON SEAS|DAY MON NORM DEP YEAR NORM DEP
17*81 56 69 60 +9 0 58 5060 4 20 42 0 1.41 1.91 -.50 14.51 13.40 +1.11
18*85 50 68 60 +8 0 58 5060 3 23 45 0 1.41 2.03 -.62 14.51 13.52 +.99
19*86 60 73 60+13 0 58 5060 8 31 53 .15 1.56 2.15 -.59 14.66 13.64 +1.02
20*83 63 73 61+12 0 58 5060 8 39 61 0 1.56 2.27 -.71 14.66 13.76 +.90
21*73 54 64 61 +3 1 59 5061 0 39 61 0 1.56 2.39 -.83 14.66 13.88 +.78
22*67 46 57 61 -4 8 67 5069 0 39 61 0 1.56 2.51 -.95 14.66 14.00 +.66
23*72 52 62 62 0 3 70 5072 0 39 61 0 1.56 2.63-1.07 14.66 14.12 +.54
24*71 48 60 62 -2 5 75 5077 0 39 61 .05 1.61 2.75-1.14 14.71 14.24 +.47
25*73 56 65 62 3 0 75 5077 0 39 61 T 1.61 2.87-1.26 14.71 14.36 +.35
26*72 52 62 63 -1 3 78 5080 0 39 61 0 1.61 2.99-1.38 14.71 14.48 +.23
27*80 51 66 63 +3 0 78 5080 1 40 62 0 1.61 3.11-1.50 14.71 14.60 +.11
28*81 51 66 63 +3 0 78 5080 1 41 63 0 1.61 3.23-1.62 14.71 14.72 -.01
29*87 64 76 63+13 0 78 5080 11 52 74 .19 1.80 3.35-1.55 14.90 14.84 +.06
30*83 62 73 64 +9 0 78 5080 8 60 82 T 1.80 3.47-1.67 14.90 14.96 -.06
31*85 59 72 64 +8 0 78 5080 7 67 89 .59 2.39 3.59-1.20 15.49 15.08 +.41
MAY 1998
TEMPERATURES......
AVERAGE MAXIMUM................................. 74.3 DEGREES
AVERAGE MINIMUM................................. 54.6 DEGREES
AVERAGE FOR MONTH............................... 64.5 DEGREES
DEPARTURE FROM NORMAL........................... +5.0 DEGREES
HIGHEST AND DATE.............................. 87 ON THE 29TH
LOWEST AND DATE............................... 46 ON THE 22ND
NUMBER OF DAYS MAX TEMPERATURE 32 DEGREES OR BELOW......... 0
NUMBER OF DAYS MIN TEMPERATURE 32 DEGREES OR BELOW......... 0
NUMBER OF DAYS MAX TEMPERATURE 90 DEGREES OR ABOVE......... 0
HEATING DEGREE DAYS..................................... 78 DEPARTURE FROM NORMAL................................... -136 SEASONAL TOTAL HEATING (JUL 1 - JUN 30)................. 5080 COOLING DEGREE DAYS .................................... 67 DEPARTURE FROM NORMAL................................... +23 SEASONAL TOTAL COOLING (JAN 1 - DEC 31)................. 89
PRECIPITATION DATA TOTAL FOR THE MONTH............................. 2.39 INCHES DEPARTURE FROM NORMAL........................... -1.20 INCHES TOTAL FOR THE YEAR.............................. 15.49 INCHES DEPARTURE FROM NORMAL........................... +0.41 INCHES MAXIMUM PRECIPITATION IN 24 HOURS........ 0.70 ON 1ST AND 2ND 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....... 12 NUMBER OF DAYS WITH PRECIPITATION 0.10 INCH OR MORE....... 8 NUMBER OF DAYS WITH PRECIPITATION 0.50 INCH OR MORE....... 1 NUMBER OF DAYS WITH PRECIPITATION 1.00 INCH OR MORE....... 0
NUMBER OF CLEAR DAYS........... 5 NUMBER OF PARTLY CLOUDY DAYS... 10 NUMBER OF MAINLY CLOUDY DAYS... 16
HIGHEST SEA LEVEL PRESSURE......... 30.19 ON THE 18TH AT 0828 LOWEST SEA LEVEL PRESSURE.......... 29.50 ON THE 8TH AT 0533
...RECORDS AND HIGHLIGHTS... MAY 1998 TIED FOR THE 18TH WARMEST MAY ON RECORD AND IT WAS THE 6TH CONSECUTIVE MONTH THAT AVERGED WARMER THAN NORMAL.
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