CDUS43 KLSX 190733 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 233 AM CDT TUE MAY 19 2026 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 18 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1874 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 79 657 AM 94 1996 78 1 79 MINIMUM 65 413 PM 39 2002 59 6 60 AVERAGE 72 68 4 70 PRECIPITATION (IN) YESTERDAY 2.51R 2.38 1890 0.15 2.36 0.00 MONTH TO DATE 4.11 2.89 1.22 1.91 SINCE MAR 1 16.15 11.12 5.03 15.67 SINCE JAN 1 18.57 15.94 2.63 19.66 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 T 2.5 -2.5 0.3 SINCE JUL 1 18.5 16.6 1.9 18.6 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 68 55 13 45 SINCE MAR 1 562 893 -331 597 SINCE JUL 1 3862 4412 -550 3822 COOLING YESTERDAY 7 5 2 5 MONTH TO DATE 48 65 -17 63 SINCE MAR 1 190 109 81 129 SINCE JAN 1 190 110 80 129 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 10.3 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 400 PM LOWEST 66 100 AM AVERAGE 82 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 94 1996 MINIMUM TEMPERATURE (F) 59 40 1894 SUNRISE AND SUNSET MAY 19 2026...........SUNRISE 546 AM CDT SUNSET 811 PM CDT MAY 20 2026...........SUNRISE 545 AM CDT SUNSET 811 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$