March 1998 Climate Data for Pittsburgh, PA  
See Key below for explanation of abbreviations
MARCH 1998        PITTSBURGH INTL AIRPORT              NORMALS 1961-90 RV
   TEMPERATURE|DP|HEATING DD |SNOWFALL    |PRECIPITATION
   HI LO AV NR|DY|DY MON SEAS|DAY MON SEAS| DAY  MON NORM  DEP  YEAR  NORM  DEP
01*52 38 45 33+12 20  20 3891   0   0 19.3    T    T  .10 -.10  6.19  5.03+1.16
02*41 31 36 34 +2 29  49 3920   T   T 19.3  .13  .13  .20 -.07  6.32  5.13+1.19
03*35 28 32 34 -2 33  82 3953   T   T 19.3  .02  .15  .30 -.15  6.34  5.23+1.11
04*39 32 29 35 +1 29 111 3982 0.2 0.2 19.5  .04  .19  .40 -.21  6.38  5.33+1.05
05*37 31 34 35 -1 31 142 4013   T 0.2 19.5  .01  .20  .51 -.31  6.39  5.44+0.95
06*47 25 36 36  0 29 171 4042   0 0.2 19.5    0  .20  .62 -.42  6.39  5.55+0.84
07*53 31 42 36 +6 23 194 4065   0 0.2 19.5    0  .20  .73 -.53  6.39  5.66+0.73
08*51 45 48 36+12 17 211 4082   0 0.2 19.5  .48  .68  .84 -.16  6.87  5.77+1.10
09*58 36 47 37+10 18 229 4100 0.3 0.5 19.8  .17  .85  .95 -.10  7.04  5.88+1.16
10*35 19 27 37-10 38 267 4138 1.0 1.5 20.8  .01  .86 1.06 -.20  7.05  5.99+1.06
11*23 12 18 38-20 47 314 4185 2.4 3.9 23.2  .02  .88 1.17 -.29  7.07  6.10 +.97
12*27 12 20 38-18 45 359 4230   T 3.9 23.2    T  .88 1.28 -.40  7.07  6.21 +.86
13*34 15 25 38-13 40 399 4270   T 3.9 23.2    T  .88 1.39 -.51  7.07  6.32 +.75
14*40 30 35 39 -4 30 429 4300  .5 4.4 23.7  .03  .91 1.50 -.59  7.10  6.43 +.67
15*36 22 29 39-10 36 465 4336   T 4.4 23.7    T  .91 1.61 -.70  7.10  6.54 +.56
16*42 21 32 40 -8 33 498 4369   0 4.4 23.7    0  .91 1.72 -.81  7.10  6.65 +.45
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MARCH 1998        PITTSBURGH INTL AIRPORT NORMALS 1961-90 RV
   TEMPERATURE|DP|HEATING DD |SNOWFALL    |PRECIPITATION
   HI LO AV NR|DY|DY MON SEAS|DAY MON SEAS| DAY  MON NORM  DEP  YEAR  NORM  DEP
17*47 30 39 40 -1 26 524 4395   0 4.4 23.7  .08  .99 1.83 -.84  7.18  6.76 +.42
18*54 37 46 40 +6 19 543 4414   0 4.4 23.7  .12 1.11 1.94 -.83  7.30  6.87 +.43
19*61 45 53 41+12 12 555 4426   0 4.4 23.7  .01 1.12 2.06 -.94  7.31  6.99 +.32
20*58 44 51 41+10 14 569 4440   0 4.4 23.7  .17 1.29 2.18 -.89  7.48  7.11 +.37
21*48 31 40 41 -1 25 594 4465  .1 4.5 23.8  .61 1.90 2.30 -.40  8.09  7.23 +.86
22*34 28 31 42-11 34 628 4499  .4 4.9 24.2    T 1.90 2.42 -.52  8.09  7.35 +.74
23*43 27 35 42 -7 30 658 4529   T 4.9 24.2    T 1.90 2.53 -.63  8.09  7.46 +.63
24*44 25 35 43 -8 30 688 4559   T 4.9 24.2  .01 1.91 2.64 -.73  8.10  7.57 +.53
25*57 24 41 43 -2 24 712 4583   0 4.9 24.2    T 1.91 2.75 -.84  8.10  7.68 +.42
26*76 46 61 43+18  4 716 4587   0 4.9 24.2    0 1.91 2.86 -.95  8.10  7.79 +.31
27*80 62 71 43+28  0 716 4587   0 4.9 24.2    0 1.91 2.97-1.06  8.10  7.90 +.20
28*79 59 69 44+25  0 716 4587   0 4.9 24.2    0 1.91 3.08-1.17  8.10  8.01 +.09
29*77 57 67 44+23  0 716 4587   0 4.9 24.2    0 1.91 3.19-1.28  8.10  8.12 -.02
30*82 58 70 44+26  0 716 4587   0 4.9 24.2    0 1.91 3.30-1.39  8.10  8.23 -.13
31*82 58 70 45+26  0 716 4587   0 4.9 24.2    0 1.91 3.41-1.50  8.10  8.34 -.24
 
COOLING DEGREES MONTH...22  SEASON...22
 


                           MAR 1998
TEMPERATURES......
AVERAGE MAXIMUM................................. 50.7 DEGREES
AVERAGE MINIMUM................................. 34.1 DEGREES
AVERAGE FOR MONTH............................... 42.4 DEGREES
DEPARTURE FROM NORMAL........................... +3.0 DEGREES
HIGHEST AND DATE......................82 ON THE 30TH AND 31ST
LOWEST AND DATE.......................12 ON THE 11TH AND 12TH
NUMBER OF DAYS MAX TEMPERATURE 32 DEGREES OR BELOW........  2
NUMBER OF DAYS MIN TEMPERATURE 32 DEGREES OR BELOW........ 19
NIMBER OF DAYS MIN TEMPERATURE  0 DEGREES OR BELOW........  0
 
HEATING DEGREE DAYS.....................................  716
DEPARTURE FROM NORMAL...................................  -78
SEASONAL TOTAL HEATING (JUL 1 - JUN 30)................. 4587
COOLING DEGREE DAYS ....................................   22
DEPARTURE FROM NORMAL...................................  +22
SEASONAL TOTAL COOLING (JAN 1 - DEC 31).................   22
 
PRECIPITATION DATA
TOTAL FOR THE MONTH.............................  1.91 INCHES
DEPARTURE FROM NORMAL........................... -1.50 INCHES
TOTAL FOR THE YEAR..............................  8.10 INCHES
DEPARTURE FROM NORMAL...........................  -.24 INCHES
MAXIMUM PRECIPITATION IN 24 HOURS
MONTHLY SNOWFALL................................  4.9  INCHES
DEPARTURE FROM NORMAL...........................       INCHES
MAXIMUM CALENDER DAY SNOWFALL..........2.4 INCHES ON THE 11TH
 
NUMBER OF DAYS WITH PRECIPITATION 0.01 INCH OR MORE....... 15
NUMBER OF DAYS WITH PRECIPITATION 0.10 INCH OR MORE.......  6
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............1
NUMBER OF PARTLY CLOUDY DAYS....9
NUMBER OF MAINLY CLOUDY DAYS...21
 
HIGHEST SEA LEVEL PRESSURE......... 30.48 ON THE 16TH AT 1000
LOWEST SEA LEVEL PRESSURE.......... 29.22 ON THE  9TH AT 0740
 
...RECORDS...
MAR 27TH...RECORD WARM LOW OF 62 AND RECORD WARM MEAN OF 71
MAR 30TH...RECORD HIGH OF 82 AND TIED RECORD WARM MEAN OF 70
MAR 31ST...RECORD HIGH OF 82...RECORD WARM LOW OF 58 AND RECORD WARM
           MEAN OF 70.
 
...RECORD WARM LOW AND MEAN TEMPERATURES FOR THE DATE...
 
YESTERDAY...MARCH 27TH AT THE PITTSBURGH INTERNATIONAL AIRPORT...THE
HIGH WAS 80 DEGREES...THE LOW 62...AND THE MEAN 71.  THE LOW OF 62
BREAKS THE RECORD WARM LOW FOR THE DATE...61 SET IN 1921.  THE MEAN OF
71 BREAKS THE RECORD WARM MEAN FOR THE DATE...70 IN 1921.
 
THE DAY WOULD HAVE AVERAGED EVEN WARMER IF THE TEMPERATURE HAD NOT
DIPPED QUICKLY FROM 68 DEGREES AT 10 PM...TO 62 AT 11 PM.  ODDLY...
THE TEMPERATURE WARMED BACK TO 65 BY MIDNIGHT.
 
THE LOW OF 62 TIED FOR THE 4TH WARMEST LOW TEMPERATURE EVER IN
PITTSBURGH FOR THE MONTH OF MARCH.  THE WARMEST LOWS FOR MARCH...
 
67 MARCH 23RD 1907
64 MARCH 20TH 1921
63 MARCH 25TH 1929
62 MARCH 27TH 1998 AND 2 OTHER DAYS
 
THE MEAN OF 71 IS THE 4TH WARMEST MEAN TEMPERATURE EVER IN MARCH.
THE WARMEST MEANS IN MARCH...
 
74 MARCH 25TH 1929 AND MARCH 23RD 1907
72 MARCH 28TH 1910
71 MARCH 27TH 1998
 
...MARCH 3RD WAS THE FIRST DAY THAT WAS COLDER THAN NORMAL SINCE
   JANUARY 21ST AND JUST THE 4TH THIS YEAR...
 
YESTERDAY...MARCH 3RD...WAS THE FIRST COLDER THAN NORMAL DAY IN
PITTSBURGH SINCE JANUARY 21ST.  THE AVERAGE TEMPERATURE MARCH 3RD WAS
32 DEGREES...WHICH WAS 2 DEGREES BELOW NORMAL FOR THE DAY.  NOT SINCE
JANUARY 21ST...WHEN THE AVERAGE TEMPERATURE WAS 1 DEGREE BELOW NORMAL...
HAS PITTSBURGH HAD A COLDER THAN NORMAL DAY.  THAT WAS 42 DAYS AGO!!!
 
ALSO...PITTSBURGH HAS HAD A TOTAL OF JUST 4 DAYS IN 1998 THAT WERE
COLDER THAN NORMAL.  THE OTHER 2 DAYS WERE JANAURY 1ST AT 6 DEGREES
BELOW NORMAL AND JANUARY 14TH AT 4 BELOW NORMAL.

 


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