919 CDUS43 KLSX 170733 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 233 AM CDT WED MAY 17 2017 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 16 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1874 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 90 314 PM 93 2001 76 14 59 MINIMUM 71 515 AM 39 1875 57 14 50 AVERAGE 81 67 14 55 PRECIPITATION (IN) YESTERDAY 0.00 5.59 1995 0.15 -0.15 0.37 MONTH TO DATE 3.18 2.35 0.83 2.60 SINCE MAR 1 17.79 9.36 8.43 9.38 SINCE JAN 1 20.08 14.00 6.08 10.98 SNOWFALL (IN) YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 1.8 2.7 -0.9 0.3 SINCE JUL 1 3.2 17.7 -14.5 10.9 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 10 MONTH TO DATE 54 54 0 59 SINCE MAR 1 661 912 -251 630 SINCE JUL 1 3394 4510 -1116 3460 COOLING YESTERDAY 16 4 12 0 MONTH TO DATE 74 46 28 29 SINCE MAR 1 147 92 55 89 SINCE JAN 1 149 92 57 89 .................................................................. WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 13.8 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 66 600 AM LOWEST 32 200 PM AVERAGE 49 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 94 1996 MINIMUM TEMPERATURE (F) 58 40 1973 SUNRISE AND SUNSET MAY 17 2017...........SUNRISE 547 AM CDT SUNSET 809 PM CDT MAY 18 2017...........SUNRISE 547 AM CDT SUNSET 810 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$