National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2022-01-28 05:27 UTC
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677
CDUS41 KLWX 280527
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1227 AM EST FRI JAN 28 2022
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 27 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 36 3:20 PM 71 1974 43 -7 44
MINIMUM 10 7:10 AM -9 1987 25 -15 33
AVERAGE 23 34 -11 39
PRECIPITATION (IN)
YESTERDAY 0.00 0.95 1976 0.09 -0.09 0.00
MONTH TO DATE 3.77 2.56 1.21 1.57
SINCE DEC 1 4.23 5.86 -1.63 7.38
SINCE JAN 1 3.77 2.56 1.21 1.57
SNOWFALL (IN)
YESTERDAY 0.0 2.0 2009 0.3 -0.3 0.0
MONTH TO DATE 10.4 5.8 4.6 0.2
SINCE DEC 1 10.4 8.6 1.8 2.6
SINCE JUL 1 10.4 8.9 1.5 2.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 42 31 11 26
MONTH TO DATE 879 833 46 761
SINCE DEC 1 1494 1678 -184 1563
SINCE JUL 1 2220 2578 -358 2230
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 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 6:00 AM
LOWEST 38 2:00 PM
AVERAGE 59
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 68 2002
MINIMUM TEMPERATURE (F) 25 -17 1987
SUNRISE AND SUNSET
JANUARY 28 2022.......SUNRISE 7:19 AM EST SUNSET 5:27 PM EST
JANUARY 29 2022.......SUNRISE 7:19 AM EST SUNSET 5:28 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$