Climatological Report (Seasonal)
Issued by NWS Pittsburgh, PA

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CXUS51 KPBZ 011443
CLSPIT


CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
933 AM EST FRI DEC 1 2017

...................................

...THE PITTSBURGH PA CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2017 TO 11/30/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             102   09/06/1881
 LOW                    11/30/1958
HIGHEST            91   09/27        75      16       89  09/10
LOWEST             17   11/11        18      -1       23  11/23
                                                          11/22
AVG. MAXIMUM     65.5              62.7     2.8     67.9
AVG. MINIMUM     45.5              43.8     1.7     47.1
MEAN             55.5              53.3     2.2     57.5
DAYS MAX >= 90      2               0.3     1.7        0
DAYS MAX <= 32      0               1.0    -1.0        0
DAYS MIN <= 32     18              14.9     3.1       11
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        16.60   2004
 MINIMUM         2.35   1908
TOTALS           8.84              8.63    0.21
DAILY AVG.       0.10              0.09    0.01     0.09
DAYS >= .01        29              33.1    -4.1       31
DAYS >= .10        16              19.2    -3.2       18
DAYS >= .50         6               5.6     0.4        5
DAYS >= 1.00        2               1.1     0.9        3
GREATEST
 24 HR. TOTAL    1.69

SNOWFALL (INCHES)
RECORDS
 TOTAL           30.3   1950
TOTALS              T               2.5    -2.5      2.1
SINCE 7/1           T               2.4    -2.4      2.1
SNOWDEPTH AVG.      0                                  0
DAYS >= TRACE       5               3.3     1.7        4
DAYS >= 1.0         0               0.7    -0.7        1
GREATEST
 24 HR TOTAL      0.0   MM                           1.6

DEGREE_DAYS
HEATING TOTAL     998              1151    -153      846
 SINCE 7/1       1003              1163    -160       MM
COOLING TOTAL     160                84      76      183
 SINCE 1/1        864               736     128     1158
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.1
HIGHEST WIND SPEED/DIRECTION    38/300    DATE  11/19
HIGHEST GUST SPEED/DIRECTION    48/300    DATE  11/19

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      11
LIGHT RAIN               38     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW                5     SLEET                      0
FOG                      44     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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