National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2022-01-12 05:26 UTC
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667
CDUS41 KLWX 120526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1226 AM EST WED JAN 12 2022
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 11 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 28 4:17 PM 71 1975 42 -14 42
MINIMUM 19 11:55 PM -5 1988 25 -6 22
AVERAGE 24 34 -10 32
PRECIPITATION (IN)
YESTERDAY 0.00 0.90 1991 0.10 -0.10 0.00
MONTH TO DATE 2.03 1.03 1.00 1.14
SINCE DEC 1 2.49 4.33 -1.84 6.95
SINCE JAN 1 2.03 1.03 1.00 1.14
SNOWFALL (IN)
YESTERDAY 0.0 2.2 1991 0.2 -0.2 0.0
MONTH TO DATE 7.9 1.7 6.2 0.0
SINCE DEC 1 7.9 4.5 3.4 2.4
SINCE JUL 1 7.9 4.8 3.1 2.4
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 41 31 10 33
MONTH TO DATE 332 337 -5 302
SINCE DEC 1 947 1182 -235 1104
SINCE JUL 1 1673 2082 -409 1771
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 22 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 7:00 AM
LOWEST 35 4:00 PM
AVERAGE 46
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 70 2017
2018
MINIMUM TEMPERATURE (F) 25 -4 1977
SUNRISE AND SUNSET
JANUARY 12 2022.......SUNRISE 7:28 AM EST SUNSET 5:09 PM EST
JANUARY 13 2022.......SUNRISE 7:28 AM EST SUNSET 5:10 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$