000
CXUS52 KRAH 221249
CLSRDU

CLIMATE REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
831 AM EDT TUE JUN 22 2010


...THE RALEIGH-DURHAM INTL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2010 TO 5/31/2010...

...SECOND WARMEST MARCH-MAY PERIOD ON RECORD...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1944 TO 2010

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              97   05/31/1953
 LOW               11   03/02/1980
                        03/01/1980
                        03/06/1960
HIGHEST            95   05/15        MM      MM
LOWEST             24   03/07        MM      MM
AVG. MAXIMUM     74.2              70.8     3.4
AVG. MINIMUM     50.3              46.7     3.6
MEAN             62.3              58.8     3.5
DAYS MAX >= 90      8               2.1     5.9
DAYS MAX <= 32      0               0.1    -0.1
DAYS MIN <= 32      6              10.9    -4.9
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        17.21   1983
 MINIMUM         5.62   1985
TOTALS           9.77             10.28   -0.51
DAYS >= .01        25              29.4    -4.4
DAYS >= 1.00        3               2.3     0.7
GREATEST
 24 HR. TOTAL    2.30   MM

DEGREE_DAYS
COOLING TOTAL     319               122     197
 SINCE 1/1        319               167     152
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    28/230    DATE  04/25
HIGHEST GUST SPEED/DIRECTION    43/170    DATE  03/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM

NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC             41
NUMBER OF DAYS CLOUDY         25

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      11
LIGHT RAIN               33     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      2
FOG                      35     FOG W/VIS <= 1/4 MILE      3
HAZE                      8

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

&&

THE AVERAGE MEAN TEMPERATURE OF 62.3 F IS THE THIRD WARMEST MARCH-MAY PERIOD.
THE WARMEST MARCH-MAY PERIOD ON RECORD IS 62.9 F SET IN 1991...FOLLOWED
BY 62.5 F SET IN 1945

$$