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Climatological Report (Monthly)
Issued by NWS Sterling, VA
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CXUS51 KLWX 041919
CLMIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
219 PM EST MON MAR 04 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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             80   02/21/2018
 LOW             -14   02/18/1979
HIGHEST           69   02/26         66       3       80
LOWEST            20   02/18          7      13       12
AVG. MAXIMUM    53.3               46.1     7.2     56.0
AVG. MINIMUM    31.4               26.7     4.7     33.2
MEAN            42.3               36.4     5.9     44.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                2.6    -2.6        0
DAYS MIN <= 32    18               21.1    -3.1       12
DAYS MIN <= 0      0                0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.27   2003
 MINIMUM        0.25   1978
TOTALS          1.45               2.61   -1.16     2.27
DAILY AVG.      0.05                NAN     NAN     0.08
DAYS >= .01        8                9.1    -1.1       10
DAYS >= .10        5                5.6    -0.6        4
DAYS >= .50        1                1.6    -0.6        2
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.96   02/12 TO 02/13               1.01
 STORM TOTAL    0.81                                0.95
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          46.1   2010
TOTALS           1.7                7.0    -5.3      0.4
SINCE 7/1       11.7               17.0    -5.3       MM
DAYS >= TRACE      4                2.9     1.1        3
DAYS >= 1.0        1                1.6    -0.6        0
GREATEST
 SNOW DEPTH        1   02/17                          MM

DEGREE DAYS
HEATING TOTAL    651                801    -150      565
 SINCE 7/1      2964               3561    -597       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         3                  0       3       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    37/300
HIGHEST GUST SPEED/DIRECTION    59/300

SKY COVER
AVERAGE SKY COVER           0.51

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       0
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                3     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

&&



$$
National Weather Service National Headquarters
