Climatological Report (Monthly)
Issued by NWS Sterling, VA

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000
CXUS51 KLWX 011816
CLMDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
115 PM EST MON DEC 1 2014

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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              86   11/01/1974
 LOW               11   11/30/1929
HIGHEST            74   11/24        75      -1
LOWEST             22   11/19        27      -5
AVG. MAXIMUM     56.0              57.9    -1.9     54.8
AVG. MINIMUM     39.9              41.2    -1.3     38.5
MEAN             48.0              49.6    -1.6
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      5               3.5     1.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.18   1877
 MINIMUM         0.29   1981
TOTALS           2.64              3.17   -0.53     2.92
DAILY AVG.       0.09              0.11   -0.02
DAYS >= .01         8               8.6    -0.6
DAYS >= .10         5               5.3    -0.3
DAYS >= .50         3               2.3     0.7
DAYS >= 1.00        1               0.9     0.1
GREATEST
 24 HR. TOTAL    1.06   11/26 TO 11/26
                        11/25 TO 11/26
                        11/26 TO 11/26

SNOWFALL (INCHES)
RECORDS
 TOTAL           11.5   1987
TOTALS              T               0.5    -0.5
SINCE 7/1           T               0.5    -0.5
SNOWDEPTH AVG.      0
DAYS >= TRACE       2               0.2     1.8
DAYS >= 1.0         0               0.1    -0.1
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL        T

DEGREE_DAYS
HEATING TOTAL     505               466      39      543
 SINCE 7/1        607               695     -88      708
COOLING TOTAL       0                 2      -2        2
 SINCE 1/1       1712              1549     163     1719
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
HIGHEST WIND SPEED/DIRECTION    33/340    DATE  11/02
HIGHEST GUST SPEED/DIRECTION    43/330    DATE  11/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     52

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      1
FOG                       7     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

&&

WASHINGTON DC...REAGAN NATIONAL AIRPORT...

BOTH THE MONTHLY AVERAGE TEMPERATURE AND MONTHLY PRECIPITATION IN
WASHINGTON DC THIS NOVEMBER 2014 WERE BELOW NORMAL.

FOR THE SECOND CONSECUTIVE NOVEMBER...AT LEAST 10 DAYS HAD HIGH
TEMPERATURES BELOW 50 DEGREES. THE LAST TIME THIS HAPPENED IN TWO
CONSECUTIVE YEARS WAS 1995 AND 1996.

DESPITE BELOW NORMAL TEMPERATURES OVERALL...A HIGH TEMPERATURE OF 74
DEGREES ON THE 24TH TIED THE DAILY RECORD PREVIOUSLY SET IN 1958.

FOR THE THIRD CONSECUTIVE YEAR...SNOW WAS OBSERVED IN DC IN
NOVEMBER. THIS IS THE LONGEST STRETCH SINCE SNOW WAS OBSERVED IN 7
CONSECUTIVE NOVEMBERS FROM 1991 TO 1997.

$$

DH/SMZ








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