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Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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000
CDUS41 KLWX 220529
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT SUN APR 22 2018
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 21 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1960 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 504 PM 89 1985 69 -6 84
MINIMUM 30 540 AM 29 1983 44 -14 61
AVERAGE 47 56 -9 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.20 1992 0.11 -0.11 T
MONTH TO DATE 1.63 2.42 -0.79 2.10
SINCE MAR 1 3.42 5.80 -2.38 6.22
SINCE JAN 1 9.81 11.22 -1.41 9.66
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0
MONTH TO DATE T 0.3 -0.3
SINCE JUL 1 11.9 22.0 -10.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 18 10 8 0
MONTH TO DATE 325 263 62 138
SINCE MAR 1 1104 910 194 778
SINCE JUL 1 4455 4500 -45 3671
COOLING
YESTERDAY 0 1 -1 8
MONTH TO DATE 15 9 6 35
SINCE MAR 1 15 12 3 37
SINCE JAN 1 20 12 8 37
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 3.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 20 500 PM
AVERAGE 56
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 92 1985
MINIMUM TEMPERATURE (F) 44 27 1975
SUNRISE AND SUNSET
APRIL 22 2018.........SUNRISE 623 AM EDT SUNSET 754 PM EDT
APRIL 23 2018.........SUNRISE 622 AM EDT SUNSET 755 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
- National Weather Service
- Gaylord, MI Weather Forecast Office
- 8800 Passenheim Road
- Gaylord, MI 49735-9454
- 989-731-3384
- Page Author: APX Webmaster
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- Page last modified: Mar 8th, 2018 20:36 UTC