CDUS43 KUNR 210836 CLI2WX CLIMATE REPORT NATIONAL WEATHER SERVICE RAPID CITY SD 236 AM MDT MON SEP 21 2026 ................................... ...THE BUFFALO SD CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST VALUE (LST) VALUE FROM YEAR NORMAL ....................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 56 212 AM 73 -17 77 MINIMUM 51 1104 PM 45 6 44 AVERAGE 54 59 -5 61 PRECIPITATION (IN) YESTERDAY 0.79 0.05 0.74 0.00 MONTH TO DATE 1.18 0.72 0.46 1.44 SINCE SEP 1 1.18 0.72 0.46 1.44 SINCE JAN 1 9.04 11.28 -2.24 14.95 DEGREE DAYS HEATING YESTERDAY 11 7 4 4 MONTH TO DATE 56 94 -38 64 SINCE SEP 1 56 94 -38 64 SINCE JUL 1 64 137 -73 93 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 72 51 21 59 SINCE SEP 1 72 51 21 59 SINCE JAN 1 798 569 229 571 ....................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 12.9 RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 93 700 AM AVERAGE 97 .......................................................... SUNRISE AND SUNSET SEPTEMBER 21 2026.....SUNRISE 640 AM MDT SUNSET 653 PM MDT SEPTEMBER 22 2026.....SUNRISE 641 AM MDT SUNSET 651 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$