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

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000
CXUS52 KRAH 011139
CLMRDU


CLIMATE REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
736 AM EDT SAT OCT 1 2016

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

...THE RALEIGH-DURHAM INTL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1887 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/06/1954
 LOW               37   09/23/1983
                        09/26/1950
HIGHEST            96   09/08                         94
LOWEST             58   09/05                         48
AVG. MAXIMUM     85.5              82.1     3.4     82.8
AVG. MINIMUM     67.3              61.7     5.6     64.3
MEAN             76.4              71.9     4.5     73.6
DAYS MAX >= 90     12                                  5
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        21.79   1999
TOTALS           4.61              4.36    0.25     4.81
DAYS >= .01        12
DAYS >= .10         8
DAYS >= .50         2
DAYS >= 1.00        2
GREATEST
 24 HR. TOTAL    1.56   09/02 TO 09/03

DEGREE_DAYS
HEATING TOTAL       0                20     -20        2
 SINCE 7/1          0                21     -21        2
COOLING TOTAL     349               227     122      263
 SINCE 1/1       2017              1668     349
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.9
HIGHEST WIND SPEED/DIRECTION    24/040    DATE  09/02
HIGHEST GUST SPEED/DIRECTION    35/030    DATE  09/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

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