National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2023-01-19 05:31 UTC
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882
CDUS41 KLWX 190531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1231 AM EST THU JAN 19 2023
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 18 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 58 1:48 PM 70 1990 42 16 40
MINIMUM 40 2:43 AM -1 1994 25 15 24
AVERAGE 49 34 15 32
PRECIPITATION (IN)
YESTERDAY T 1.18 1980 0.09 -0.09 0.00
MONTH TO DATE 0.46 1.70 -1.24 3.22
SINCE DEC 1 5.41 5.00 0.41 3.68
SINCE JAN 1 0.46 1.70 -1.24 3.22
SNOWFALL (IN)
YESTERDAY 0.0 4.2 1984 0.2 -0.2 0.0
MONTH TO DATE 0.0 3.4 -3.4 10.4
SINCE DEC 1 T 6.2 -6.2 10.4
SINCE JUL 1 T 6.5 -6.5 10.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 16 31 -15 33
MONTH TO DATE 375 554 -179 556
SINCE DEC 1 1237 1399 -162 1171
SINCE JUL 1 2071 2299 -228 1897
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 46 1:00 PM
AVERAGE 72
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 65 1972
MINIMUM TEMPERATURE (F) 25 -6 1994
SUNRISE AND SUNSET
JANUARY 19 2023.......SUNRISE 7:25 AM EST SUNSET 5:16 PM EST
JANUARY 20 2023.......SUNRISE 7:25 AM EST SUNSET 5:17 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$