Climatological Report (Monthly)
Issued by NWS Raleigh/Durham, NC

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308
CXUS52 KRAH 011243
CLMGSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
739 AM EST MON JAN 1 2018

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

...THE PIEDMONT TRIAD INTL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1903 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              78   12/11/2007
                        12/10/2007
                        12/07/1998
 LOW                    12/30/1917
HIGHEST            72   12/19                         72
LOWEST             17   12/29                         18
                        12/28
AVG. MAXIMUM     50.4              50.7    -0.3     51.7
AVG. MINIMUM     32.1              32.0     0.1     33.6
MEAN             41.2              41.3    -0.1     42.7
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      1                                  1
DAYS MIN <= 32     18                                 12
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.05   1914
TOTALS           1.60              2.98   -1.38     1.70
DAYS >= .01         6
DAYS >= .10         4
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.75   12/08 TO 12/08

SNOWFALL (INCHES)
RECORDS
 TOTAL           14.3   1930
 SNOW DEPTH        14   12/17/1930
TOTALS            2.2               0.8     1.4      0.0
SINCE 7/1         2.2
SNOWDEPTH AVG.      0
DAYS >= TRACE       3
DAYS >= 1.0         1               0.4     0.6        0

DEGREE_DAYS
HEATING TOTAL     730               734      -4      685
 SINCE 7/1       1357              1414     -57     1135
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1       1612              1484     128     1974
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.7
HIGHEST WIND SPEED/DIRECTION    32/320    DATE  12/12
HIGHEST GUST SPEED/DIRECTION    43/310    DATE  12/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                3     SLEET                      2
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

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

&&

ON DECEMBER 8, A RECORD SNOWFALL OF 1.8 INCHES WAS SET AT THE PIEDMONT TRIAD INTL
AIRPORT NC. THIS BREAKS THE OLD RECORD OF 1.2 INCHES SET IN 1976.

ON DECEMBER 9, A RECORD SNOWFALL OF 0.4 INCHES WAS SET AT PIEDMONT TRIAD INTL AIRPORT NC.
THIS TIES THE OLD RECORD OF 0.4 INCHES SET IN 2017.

$$





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