Climatological Report (Monthly)
Issued by NWS Sterling, VA

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000
CXUS51 KLWX 011954
CLMDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
354 PM EDT TUE AUG 01 2023

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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF JULY 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            106   07/20/1930
 LOW              52   07/04/1933
                       07/04/1907
                       07/31/1895
HIGHEST           97   07/29         97       0       96
LOWEST            69   07/21         61       8       66
AVG. MAXIMUM    90.1               89.6     0.5     88.8
AVG. MINIMUM    73.1               72.4     0.7     73.3
MEAN            81.6               81.0     0.6     81.1
DAYS MAX >= 90    15               15.4    -0.4       14
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.06   1945
 MINIMUM        0.82   1872
TOTALS          6.46               4.33    2.13     7.61
DAILY AVG.      0.21               0.14    0.07     0.25
DAYS >= .01       16               10.5     5.5       13
DAYS >= .10       12                6.7     5.3        7
DAYS >= .50        6                3.2     2.8        3
DAYS >= 1.00       1                1.1    -0.1        2
GREATEST
 24 HR. TOTAL   1.33   07/14 TO 07/14               4.09
 STORM TOTAL    1.33                                4.05
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   2022
TOTALS           0.0                0.0     0.0        T
SINCE 7/1        0.0                0.0     0.0       MM
DAYS >= TRACE      0                0.0     0.0        1
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0

DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    522                496      26      506
 SINCE 1/1       936               1006     -70       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
HIGHEST WIND SPEED/DIRECTION    46/320
HIGHEST GUST SPEED/DIRECTION    59/320
                                59/320

SKY COVER
AVERAGE SKY COVER           0.61

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             18     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      13
LIGHT RAIN               20     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      1
HAZE                      8

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

&&

AT REAGAN NATIONAL AIRPORT, JUL 2023 ENDED AS THE 16TH WARMEST ON RECORD.
WHILE IT WAS WETTER THAN NORMAL, IT DID NOT END WITHIN THE FIRST 20TH WETTEST
JULY ON RECORD.

$$


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