452
CDUS41 KLWX 280523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST SUN JAN 28 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 27 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 61 11:02 AM 71 1974 43 18 44
MINIMUM 41 7:22 AM -9 1987 25 16 27
AVERAGE 51 34 17 36
PRECIPITATION (IN)
YESTERDAY 0.20 0.95 1976 0.09 0.11 0.00
MONTH TO DATE 4.68 2.56 2.12 1.24
SINCE DEC 1 10.43 5.86 4.57 6.19
SINCE JAN 1 4.68 2.56 2.12 1.24
SNOWFALL (IN)
YESTERDAY 0.0 2.0 2009 0.3 -0.3 0.0
MONTH TO DATE 9.5 5.8 3.7 T
SINCE DEC 1 10.0 8.6 1.4 T
SINCE JUL 1 10.0 8.9 1.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 31 -17 29
MONTH TO DATE 771 833 -62 621
SINCE DEC 1 1446 1678 -232 1483
SINCE JUL 1 2217 2578 -361 2317
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE DEC 1 3 0 3 0
SINCE JAN 1 3 0 3 0
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 7:00 AM
LOWEST 55 2:00 PM
AVERAGE 74
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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 2024.......SUNRISE 7:20 AM EST SUNSET 5:26 PM EST
JANUARY 29 2024.......SUNRISE 7:19 AM EST SUNSET 5:27 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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