National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-03-20 05:27 UTC
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053
CDUS41 KLWX 200527
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT FRI MAR 20 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 19 2020...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1960 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 3:38 PM 76 2012 57 17 51
MINIMUM 47 3:18 AM 10 1967 34 13 23
AVERAGE 61 45 16 37
PRECIPITATION (IN)
YESTERDAY 0.29 1.07 1975 0.12 0.17 0.00
MONTH TO DATE 0.95 1.93 -0.98 1.80
SINCE MAR 1 0.95 1.93 -0.98 1.80
SINCE JAN 1 7.52 7.35 0.17 9.26
SNOWFALL (IN)
YESTERDAY 0.0 1.5 1997 0.0 0.0 0.0
MONTH TO DATE T 2.1 -2.1 1.6
SINCE MAR 1 T 2.1 -2.1 1.6
SINCE JUL 1 2.9 21.0 -18.1 26.5
DEGREE DAYS
HEATING
YESTERDAY 4 20 -16 28
MONTH TO DATE 293 435 -142 464
SINCE MAR 1 293 435 -142 464
SINCE JUL 1 3437 4025 -588 3969
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 55 4:00 PM
AVERAGE 76
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 77 1976
MINIMUM TEMPERATURE (F) 34 18 1981
SUNRISE AND SUNSET
MARCH 20 2020.........SUNRISE 7:12 AM EDT SUNSET 7:22 PM EDT
MARCH 21 2020.........SUNRISE 7:11 AM EDT SUNSET 7:23 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$