National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2022-09-10 05:22 UTC
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690
CDUS41 KLWX 100522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SAT SEP 10 2022
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 9 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 83 3:11 PM 98 2016 82 1 80
MINIMUM 58 5:08 AM 40 1986 61 -3 60
AVERAGE 71 71 0 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.40 2018 0.13 -0.13 0.43
MONTH TO DATE 1.91 1.10 0.81 2.43
SINCE SEP 1 1.91 1.10 0.81 2.43
SINCE JAN 1 29.41 30.32 -0.91 27.02
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 SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 6 7 -1 5
MONTH TO DATE 96 68 28 55
SINCE SEP 1 96 68 28 55
SINCE JAN 1 1274 1124 150 1307
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 4.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 37 5:00 PM
AVERAGE 67
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 1983
MINIMUM TEMPERATURE (F) 60 43 1981
SUNRISE AND SUNSET
SEPTEMBER 10 2022.....SUNRISE 6:47 AM EDT SUNSET 7:26 PM EDT
SEPTEMBER 11 2022.....SUNRISE 6:48 AM EDT SUNSET 7:24 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$