Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 210522
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SAT SEP 21 2024
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 20 2024...
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)
YESTERDAY
MAXIMUM 86 2:58 PM 94 1895 79 7 81
MINIMUM 65 6:21 AM 41 1916 63 2 58
AVERAGE 76 71 5 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.43 1938 0.13 -0.13 0.00
MONTH TO DATE 0.45 2.65 -2.20 1.34
SINCE SEP 1 0.45 2.65 -2.20 1.34
SINCE JAN 1 29.54 30.56 -1.02 23.83
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE SEP 1 0 1 -1 0
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 11 6 5 5
MONTH TO DATE 161 188 -27 250
SINCE SEP 1 161 188 -27 250
SINCE JAN 1 1876 1640 236 1587
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 3:00 AM
LOWEST 42 3:00 PM
AVERAGE 63
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 1895
MINIMUM TEMPERATURE (F) 62 41 1956
SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE 6:55 AM EDT SUNSET 7:06 PM EDT
SEPTEMBER 22 2024.....SUNRISE 6:56 AM EDT SUNSET 7:04 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$