017
CDUS41 KLWX 152126
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT THU MAY 15 2025
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 15 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 79 3:41 PM 94 1900 76 3 68
1962
MINIMUM 66 6:17 AM 40 1939 58 8 61
AVERAGE 73 67 6 65
PRECIPITATION (IN)
TODAY 0.00 1.28 1949 0.13 -0.13 0.09
MONTH TO DATE 4.45 1.89 2.56 2.72
SINCE MAR 1 9.97 8.60 1.37 9.67
SINCE JAN 1 14.76 14.08 0.68 16.96
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.0 2.0 -2.0 T
SINCE JUL 1 14.9 13.7 1.2 8.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 9 41 -32 32
SINCE MAR 1 521 821 -300 606
SINCE JUL 1 3261 3744 -483 3158
COOLING
TODAY 8 4 4 0
MONTH TO DATE 68 43 25 56
SINCE MAR 1 160 78 82 104
SINCE JAN 1 160 78 82 105
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 2:00 AM
LOWEST 62 3:00 PM
AVERAGE 79
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 1911
MINIMUM TEMPERATURE (F) 58 38 1920
SUNRISE AND SUNSET
MAY 15 2025...........SUNRISE 5:55 AM EDT SUNSET 8:14 PM EDT
MAY 16 2025...........SUNRISE 5:55 AM EDT SUNSET 8:15 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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