Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 010627
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
227 AM EDT FRI AUG 01 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 31 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 93 12:27 PM 103 1954 89 4 92
MINIMUM 76 11:59 PM 52 1895 72 4 75
AVERAGE 85 81 4 84
PRECIPITATION (IN)
YESTERDAY 0.08 3.18 1889 0.13 -0.05 0.57
MONTH TO DATE 3.54 4.33 -0.79 4.82
SINCE JUN 1 9.02 8.53 0.49 5.97
SINCE JAN 1 27.06 24.66 2.40 24.51
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 8 4 4 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 20 16 4 19
MONTH TO DATE 548 496 52 589
SINCE JUN 1 922 839 83 1039
SINCE JAN 1 1123 1006 117 1264
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 3:00 AM
LOWEST 54 12:00 PM
AVERAGE 71
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 100 2011
MINIMUM TEMPERATURE (F) 72 54 1895
SUNRISE AND SUNSET
AUGUST 1 2025........SUNRISE 6:10 AM EDT SUNSET 8:19 PM EDT
AUGUST 2 2025........SUNRISE 6:10 AM EDT SUNSET 8:18 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$