National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2022-04-20 05:33 UTC
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650
CDUS41 KLWX 200533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
133 AM EDT WED APR 20 2022
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 19 2022...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2022
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 52 2:46 PM 91 2002 68 -16 64
MINIMUM 38 4:37 AM 27 1990 44 -6 47
2001
AVERAGE 45 56 -11 56
PRECIPITATION (IN)
YESTERDAY T 1.26 2019 0.11 -0.11 T
MONTH TO DATE 2.22 2.09 0.13 1.51
SINCE MAR 1 4.14 5.59 -1.45 3.78
SINCE JAN 1 10.34 11.14 -0.80 9.94
SNOWFALL (IN)
YESTERDAY T R 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE T 0.1 -0.1 T
SINCE MAR 1 3.5 4.0 -0.5 T
SINCE JUL 1 15.8 21.0 -5.2 12.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 20 9 11 9
MONTH TO DATE 246 235 11 204
SINCE MAR 1 769 882 -113 719
SINCE JUL 1 3843 4392 -549 3912
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 8 8 0 5
SINCE MAR 1 11 10 1 9
SINCE JAN 1 11 10 1 9
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 12.8
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1:00 AM
LOWEST 36 4:00 PM
AVERAGE 63
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 88 1976
1985
MINIMUM TEMPERATURE (F) 45 28 1974
SUNRISE AND SUNSET
APRIL 20 2022.........SUNRISE 6:26 AM EDT SUNSET 7:52 PM EDT
APRIL 21 2022.........SUNRISE 6:25 AM EDT SUNSET 7:53 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$