CDUS41 KLWX 190634 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 234 AM EDT TUE MAY 19 2026 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 18 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 93 4:53 PM 96 1877 77 16 78 MINIMUM 67 4:23 AM 40 1973 59 8 68 AVERAGE 80 68 12 73 PRECIPITATION (IN) YESTERDAY 0.00 1.38 1936 0.13 -0.13 0.00 MONTH TO DATE 0.93 2.27 -1.34 4.75 SINCE MAR 1 4.38 8.98 -4.60 10.27 SINCE JAN 1 10.11 14.46 -4.35 15.06 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 0 2 -2 0 MONTH TO DATE 65 47 18 9 SINCE MAR 1 625 827 -202 521 SINCE JUL 1 3844 3750 94 3261 COOLING YESTERDAY 15 4 11 8 MONTH TO DATE 50 55 -5 100 SINCE MAR 1 152 90 62 192 SINCE JAN 1 152 90 62 192 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 7.2 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 3:00 AM LOWEST 40 4:00 PM AVERAGE 65 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 96 1911 1997 MINIMUM TEMPERATURE (F) 59 43 1976 SUNRISE AND SUNSET MAY 19 2026...........SUNRISE 5:52 AM EDT SUNSET 8:17 PM EDT MAY 20 2026...........SUNRISE 5:52 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. $$