Climatological Report (Monthly)
Issued by NWS Sterling, VA

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CXUS51 KLWX 010929
CLMDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
429 AM EST THU FEB 01 2024

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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             80   01/26/2024
 LOW             -14   01/01/1881
HIGHEST           80R  01/26         65      15       69
LOWEST            16   01/17         12       4       29
AVG. MAXIMUM    46.8               44.8     2.0     52.5
AVG. MINIMUM    32.8               30.1     2.7     37.8
MEAN            39.8               37.5     2.3     45.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     4                4.1    -0.1        0
DAYS MIN <= 32    12               19.5    -7.5        7
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.83   1937
 MINIMUM        0.31   1955
TOTALS          5.88               2.86    3.02     1.65
DAILY AVG.      0.19               0.09    0.10     0.05
DAYS >= .01       11                9.7     1.3       11
DAYS >= .10        8                5.7     2.3        5
DAYS >= .50        3                2.1     0.9        1
DAYS >= 1.00       3                0.7     2.3        0
GREATEST
 24 HR. TOTAL   2.24   01/09 TO 01/09               0.56
 STORM TOTAL    2.24                                0.56
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          31.5   1922
TOTALS           7.8                4.9     2.9        T
SINCE 7/1        7.9                6.7     1.2       MM
DAYS >= TRACE      7                2.8     4.2        2
DAYS >= 1.0        2                1.3     0.7        0
GREATEST
 SNOW DEPTH        5   01/20                           0

DEGREE DAYS
HEATING TOTAL    775                854     -79      608
 SINCE 7/1      1961               2227    -266       MM
COOLING TOTAL      1                  0       1        0
 SINCE 1/1         1                  0       1       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.6
HIGHEST WIND SPEED/DIRECTION    36/150
HIGHEST GUST SPEED/DIRECTION    52/150
                                52/250

SKY COVER
AVERAGE SKY COVER           0.68

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                6     SLEET                      1
FOG                      12     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

$$


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