Climatological Report (Monthly)
Issued by NWS Sterling, VA

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497
CXUS51 KLWX 030306
CLMIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1006 PM EST MON DEC 02 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             84   11/01/1982
                       11/02/1971
 LOW               9   11/24/1989
HIGHEST           83   11/06         75       8       81
LOWEST            20   11/30         19       1       19
AVG. MAXIMUM    61.5               56.5     5.0     59.4
AVG. MINIMUM    40.4               35.6     4.8     32.5
MEAN            51.0               46.0     5.0     45.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.1    -0.1        0
DAYS MIN <= 32     5               12.9    -7.9       18
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.83   1963
 MINIMUM        0.24   1981
TOTALS          1.85               3.13   -1.28     2.49
DAILY AVG.      0.06               0.10   -0.04     0.08
DAYS >= .01        9                8.6     0.4        4
DAYS >= .10        6                5.4     0.6        2
DAYS >= .50        1                2.1    -1.1        1
DAYS >= 1.00       0                0.9    -0.9        1
GREATEST
 24 HR. TOTAL   0.78   11/20 TO 11/20               2.15
 STORM TOTAL    0.78                                2.15
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.4   1967
TOTALS             T                0.3    -0.3      0.0
SINCE 7/1          T                0.3    -0.3       MM
DAYS >= TRACE      2                0.2     1.8        0
DAYS >= 1.0        0                0.1    -0.1        0
GREATEST
 SNOW DEPTH        0                                   0

DEGREE DAYS
HEATING TOTAL    430                570    -140      565
 SINCE 7/1       668                899    -231       MM
COOLING TOTAL     16                  1      15        0
 SINCE 1/1      1586               1231     355       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
HIGHEST WIND SPEED/DIRECTION    36/320
HIGHEST GUST SPEED/DIRECTION    50/320

SKY COVER
AVERAGE SKY COVER           0.57

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      1
FOG                      10     FOG W/VIS <= 1/4 MILE      0
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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