831
CDUS43 KFSD 212224
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
524 PM CDT THU MAY 21 2026
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR MAY 21 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 68 3:41 PM 93 1964 73 -5 52
MINIMUM 45 3:23 AM 25 1931 50 -5 38
AVERAGE 57 61 -4 45
PRECIPITATION (IN)
TODAY 0.00 2.09 1893 0.13 -0.13 0.00
MONTH TO DATE 1.11 2.48 -1.37 1.82
SINCE MAR 1 4.17 7.08 -2.91 5.27
SINCE JAN 1 4.37 8.51 -4.14 5.75
SNOWFALL (IN)
TODAY 0.0 MM MM 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 8 6 2 20
MONTH TO DATE 225 186 39 145
SINCE MAR 1 1533 1666 -133 1335
SINCE JUL 1 6505 7175 -670 6465
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 3 22 -19 44
SINCE MAR 1 13 28 -15 44
SINCE JAN 1 13 28 -15 44
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 10.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 5:00 AM
LOWEST 43 4:00 PM
AVERAGE 65
......................................................
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 1964
MINIMUM TEMPERATURE (F) 50 27 1963
SUNRISE AND SUNSET
MAY 21 2026...........SUNRISE 5:56 AM CDT SUNSET 8:51 PM CDT
MAY 22 2026...........SUNRISE 5:55 AM CDT SUNSET 8:52 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page