959
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 RECORD YEAR
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.
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