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

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000
CXUS52 KRAH 011254
CLMRDU


CLIMATE REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
847 AM EDT THU JUN 1 2017

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

...THE RALEIGH-DURHAM INTL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

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

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              97   05/31/1953
 LOW               29   05/02/1963
HIGHEST            90   05/20                         89
LOWEST             43   05/09                         42
                        05/08
AVG. MAXIMUM     79.3              79.6    -0.3     77.1
AVG. MINIMUM     59.4              56.5     2.9     58.0
MEAN             69.4              68.0     1.4     67.5
DAYS MAX >= 90      1                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.90   1901
TOTALS           5.64              3.27    2.37     6.18
DAYS >= .01        16
DAYS >= .10        10
DAYS >= .50         3
DAYS >= 1.00        1
GREATEST
 24 HR. TOTAL    1.48   05/05 TO 05/05

DEGREE_DAYS
HEATING TOTAL      45                54      -9       52
 SINCE 7/1       2506              3243    -737     2609
COOLING TOTAL     187               148      39      141
 SINCE 1/1        339               209     130
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    28/230    DATE  05/25
HIGHEST GUST SPEED/DIRECTION    45/020    DATE  05/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       5
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

&&

A RECORD HIGH MINIMUM TEMPERATURE OF 68 DEGREES WAS SET AT RALEIGH-
DURHAM INTERNATIONAL AIRPORT ON MAY 1ST. THIS BROKE THE PREVIOUS
RECORD HIGH MINIMUM TEMPERATURE OF 67 DEGREES SET IN 2012.
$$


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