CDUS43 KFSD 182236 CLIFSD CLIMATE REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 536 PM CDT MON MAY 18 2026 ................................... ...THE SIOUX FALLS CLIMATE SUMMARY FOR MAY 18 2026... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1893 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 55 2:16 PM 98 1934 72 -17 69 MINIMUM 50 7:10 AM 28 1915 48 2 35 AVERAGE 53 60 -7 52 PRECIPITATION (IN) TODAY 0.05 1.22 1996 0.13 -0.08 T MONTH TO DATE 1.10 2.08 -0.98 1.02 SINCE MAR 1 4.16 6.68 -2.52 4.47 SINCE JAN 1 4.36 8.11 -3.75 4.95 SNOWFALL (IN) TODAY T 0.1 1968 0.0 0.0 0.0 MONTH TO DATE T 0.1 -0.1 0.0 SINCE MAR 1 7.1 12.4 -5.3 3.8 SINCE JUL 1 30.4 45.3 -14.9 16.2 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 12 6 6 13 MONTH TO DATE 179 168 11 94 SINCE MAR 1 1487 1648 -161 1284 SINCE JUL 1 6459 7157 -698 6414 COOLING TODAY 0 2 -2 0 MONTH TO DATE 3 16 -13 44 SINCE MAR 1 13 22 -9 44 SINCE JAN 1 13 22 -9 44 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 11.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN HAIL FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 3:00 PM LOWEST 83 11:00 AM AVERAGE 90 .......................................................... THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW NORMAL RECORDYEAR MAXIMUM TEMPERATURE (F) 72 97 1934 MINIMUM TEMPERATURE (F) 49 27 1894 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 5:59 AM CDT SUNSET 8:48 PM CDT MAY 19 2026...........SUNRISE 5:58 AM CDT SUNSET 8:49 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$