645 CDUS43 KLSX 010734 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 234 AM CDT THU JUN 1 2017 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 31 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 84 336 PM 98 1934 81 3 85 MINIMUM 61 416 AM 42 1889 62 -1 70 AVERAGE 73 71 2 78 PRECIPITATION (IN) YESTERDAY 0.00 1.74 2013 0.16 -0.16 T MONTH TO DATE 6.00 4.72 1.28 4.67 SINCE MAR 1 20.61 11.73 8.88 11.45 SINCE JAN 1 22.90 16.37 6.53 13.05 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 1 -1 0 MONTH TO DATE 57 75 -18 83 SINCE MAR 1 664 932 -268 654 SINCE JUL 1 3397 4530 -1133 3484 COOLING YESTERDAY 8 7 1 13 MONTH TO DATE 177 128 49 134 SINCE MAR 1 250 174 76 194 SINCE JAN 1 252 174 78 194 .................................................................. WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 5.3 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 72 300 AM LOWEST 33 200 PM AVERAGE 53 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 100 1934 MINIMUM TEMPERATURE (F) 62 45 1972 SUNRISE AND SUNSET JUNE 1 2017..........SUNRISE 538 AM CDT SUNSET 821 PM CDT JUNE 2 2017..........SUNRISE 538 AM CDT SUNSET 821 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$