


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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343 CDUS43 KUNR 190838 CLIICR CLIMATE REPORT NATIONAL WEATHER SERVICE RAPID CITY SD 238 AM MDT TUE AUG 19 2025 ................................... ...THE WINNER REGIONAL AIRPORT SD CLIMATE SUMMARY FOR AUGUST 18 2025... 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 88 537 PM 87 1 79 MINIMUM 66 620 AM 62 4 64 AVERAGE 77 75 2 72 PRECIPITATION (IN) YESTERDAY 0.00 0.09 -0.09 0.65 MONTH TO DATE 2.21 1.65 0.56 0.89 SINCE JUN 1 6.58 7.73 -1.15 8.66 SINCE JAN 1 13.86 14.58 -0.72 16.72 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 7 SINCE JUN 1 37 42 -5 23 SINCE JUL 1 7 3 4 7 COOLING YESTERDAY 12 10 2 7 MONTH TO DATE 205 200 5 157 SINCE JUN 1 770 757 13 639 SINCE JAN 1 824 803 21 662 ....................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 5.9 SKY COVER AVERAGE SKY COVER 0.0 RELATIVE HUMIDITY (PERCENT) HIGHEST 93 300 AM LOWEST 54 500 PM AVERAGE 74 .......................................................... SUNRISE AND SUNSET AUGUST 19 2025........SUNRISE 649 AM CDT SUNSET 836 PM CDT AUGUST 20 2025........SUNRISE 650 AM CDT SUNSET 834 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$