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

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CXUS52 KRAH 172318 RRA
CLSRDU

CLIMATE REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
707 PM EDT SUN SEP 17 2017

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

...THE RALEIGH-DURHAM INTL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2017 TO 8/31/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1887 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             105   07/08/2012
                        06/30/2012
                        06/29/2012
 LOW               38   06/08/1977
HIGHEST           102   07/23
LOWEST             53   06/09
AVG. MAXIMUM     89.1              88.6     0.5
AVG. MINIMUM     68.4              68.1     0.3
MEAN             78.8              78.4     0.4
DAYS MAX >= 90     49              40.0     9.0
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        25.97   1908
 MINIMUM         4.21   1993
TOTALS          13.54             12.51    1.03
DAYS >= .01        35              33.0     2.0
DAYS >= 1.00        4               2.9     1.1
GREATEST
 24 HR. TOTAL    2.47   06/16 TO 06/17

DEGREE_DAYS
COOLING TOTAL    1298              1233      65
 SINCE 1/1       1637              1441     196
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    26/240    DATE  06/04
HIGHEST GUST SPEED/DIRECTION    40/230    DATE  06/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)    0
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             57
NUMBER OF DAYS CLOUDY         25

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             29     MIXED PRECIP               0
HEAVY RAIN               16     RAIN                      15
LIGHT RAIN               38     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

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