Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 170624
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
224 AM EDT SAT MAY 17 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 16 2025...
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)
YESTERDAY
MAXIMUM 87 4:17 PM 93 1911 76 11 82
MINIMUM 66 4:58 AM 38 1920 58 8 59
AVERAGE 77 67 10 71
PRECIPITATION (IN)
YESTERDAY 0.30 2.25 2014 0.12 0.18 0.00
MONTH TO DATE 4.75 2.01 2.74 2.72
SINCE MAR 1 10.27 8.72 1.55 9.67
SINCE JAN 1 15.06 14.20 0.86 16.96
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 0.0 2.0 -2.0 T
SINCE JUL 1 14.9 13.7 1.2 8.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 9 43 -34 32
SINCE MAR 1 521 823 -302 606
SINCE JUL 1 3261 3746 -485 3158
COOLING
YESTERDAY 12 4 8 6
MONTH TO DATE 80 47 33 62
SINCE MAR 1 172 82 90 110
SINCE JAN 1 172 82 90 111
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 69 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 57 4:00 PM
AVERAGE 75
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 92 1877
1896
1974
MINIMUM TEMPERATURE (F) 58 40 1875
1895
1956
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:54 AM EDT SUNSET 8:16 PM EDT
MAY 18 2025...........SUNRISE 5:53 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.
$$