Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 182128
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT WED SEP 18 2024
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 18 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 3:12 PM 91 1898 80 -3 80
1921
1927
MINIMUM 70 4:42 AM 45 1937 63 7 63
AVERAGE 74 72 2 72
PRECIPITATION (IN)
TODAY 0.33 2.28 2003 0.14 0.19 0.01
MONTH TO DATE 0.45 2.38 -1.93 1.34
SINCE SEP 1 0.45 2.38 -1.93 1.34
SINCE JAN 1 29.54 30.29 -0.75 23.83
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 9 7 2 7
MONTH TO DATE 137 175 -38 239
SINCE SEP 1 137 175 -38 239
SINCE JAN 1 1852 1627 225 1576
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 74 3:00 PM
AVERAGE 82
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 96 1895
MINIMUM TEMPERATURE (F) 63 44 1916
SUNRISE AND SUNSET
SEPTEMBER 18 2024.....SUNRISE 6:53 AM EDT SUNSET 7:11 PM EDT
SEPTEMBER 19 2024.....SUNRISE 6:54 AM EDT SUNSET 7:09 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$