031
CDUS41 KLWX 160631
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 AM EDT SAT MAY 16 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 15 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 73 4:11 PM 94 1900 76 -3 79
1962
MINIMUM 52 3:32 AM 40 1939 58 -6 66
AVERAGE 63 67 -4 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.28 1949 0.13 -0.13 0.00
MONTH TO DATE 0.93 1.89 -0.96 4.45
SINCE MAR 1 4.38 8.60 -4.22 9.97
SINCE JAN 1 10.11 14.08 -3.97 14.76
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 1.0 2.0 -1.0 0.0
SINCE JUL 1 10.6 13.7 -3.1 14.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 0
MONTH TO DATE 65 41 24 9
SINCE MAR 1 625 821 -196 521
SINCE JUL 1 3844 3744 100 3261
COOLING
YESTERDAY 0 4 -4 8
MONTH TO DATE 18 43 -25 68
SINCE MAR 1 120 78 42 160
SINCE JAN 1 120 78 42 160
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 9:00 PM
LOWEST 36 5:00 PM
AVERAGE 52
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THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 1911
MINIMUM TEMPERATURE (F) 58 38 1920
SUNRISE AND SUNSET
MAY 16 2026...........SUNRISE 5:55 AM EDT SUNSET 8:15 PM EDT
MAY 17 2026...........SUNRISE 5:54 AM EDT SUNSET 8:16 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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