National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2022-05-16 05:30 UTC
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832
CDUS41 KLWX 160530
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
130 AM EDT MON MAY 16 2022
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 15 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 3:13 PM 90 1962 75 8 77
MINIMUM 63 7:50 AM 37 1984 53 10 39
2016
AVERAGE 73 64 9 58
PRECIPITATION (IN)
YESTERDAY T 2.40 2003 0.16 -0.16 0.00
MONTH TO DATE 3.72 2.22 1.50 1.02
SINCE MAR 1 7.89 9.19 -1.30 5.57
SINCE JAN 1 14.09 14.74 -0.65 11.73
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 3.5 4.0 -0.5 T
SINCE JUL 1 15.8 21.0 -5.2 12.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 7
MONTH TO DATE 74 73 1 104
SINCE MAR 1 940 1040 -100 919
SINCE JUL 1 4014 4550 -536 4112
COOLING
YESTERDAY 8 2 6 0
MONTH TO DATE 21 26 -5 17
SINCE MAR 1 35 48 -13 43
SINCE JAN 1 35 48 -13 43
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 53 2:00 PM
AVERAGE 77
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1998
MINIMUM TEMPERATURE (F) 53 35 2000
SUNRISE AND SUNSET
MAY 16 2022...........SUNRISE 5:56 AM EDT SUNSET 8:17 PM EDT
MAY 17 2022...........SUNRISE 5:55 AM EDT SUNSET 8:17 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$