308
CDUS41 KLWX 310621
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
221 AM EDT FRI JUL 31 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 30 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 12:40 PM 99 1953 89 -3 93
MINIMUM 72 3:53 AM 56 1914 72 0 79
AVERAGE 79 81 -2 86
PRECIPITATION (IN)
YESTERDAY 0.00 4.25 1878 0.13 -0.13 0.00
MONTH TO DATE 3.58 4.20 -0.62 3.46
SINCE JUN 1 5.26 8.40 -3.14 8.94
SINCE JAN 1 17.29 24.53 -7.24 26.98
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 0 4 -4 8
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 16 -2 21
MONTH TO DATE 510 477 33 528
SINCE JUN 1 897 820 77 902
SINCE JAN 1 1121 987 134 1103
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 4:00 AM
LOWEST 44 11:00 AM
AVERAGE 54
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THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 103 1954
MINIMUM TEMPERATURE (F) 72 52 1895
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 6:08 AM EDT SUNSET 8:20 PM EDT
AUGUST 1 2026........SUNRISE 6:09 AM EDT SUNSET 8:19 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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