National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-05-24 05:26 UTC
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418
CDUS41 KLWX 240526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT SUN MAY 24 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 23 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 83 4:09 PM 92 1964 77 6 88
MINIMUM 60 5:26 AM 39 1971 53 7 59
1990
2002
AVERAGE 72 65 7 74
PRECIPITATION (IN)
YESTERDAY 0.23 2.40 2010 0.16 0.07 0.27
MONTH TO DATE 2.25 3.34 -1.09 4.31
SINCE MAR 1 9.80 10.19 -0.39 11.68
SINCE JAN 1 16.37 15.61 0.76 19.14
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 MAR 1 T 3.1 -3.1 1.6
SINCE JUL 1 2.9 22.0 -19.1 26.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 175 112 63 60
SINCE MAR 1 1005 1094 -89 942
SINCE JUL 1 4149 4684 -535 4447
COOLING
YESTERDAY 7 3 4 9
MONTH TO DATE 28 42 -14 75
SINCE MAR 1 31 62 -31 97
SINCE JAN 1 31 62 -31 97
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 44 4:00 PM
AVERAGE 71
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 90 1964
MINIMUM TEMPERATURE (F) 54 36 1963
SUNRISE AND SUNSET
MAY 24 2020...........SUNRISE 5:50 AM EDT SUNSET 8:24 PM EDT
MAY 25 2020...........SUNRISE 5:49 AM EDT SUNSET 8:25 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$