399 CDUS45 KCYS 120727 CLICYS CLIMATE REPORT NATIONAL WEATHER SERVICE CHEYENNE WY 127 AM MDT TUE SEP 12 2023 ................................... ...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1871 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 71 412 PM 91 2021 76 -5 79 MINIMUM 46 614 AM 23 1878 48 -2 40 AVERAGE 59 62 -3 60 PRECIPITATION (IN) YESTERDAY 0.00 1.29 2002 0.05 -0.05 0.00 MONTH TO DATE T 0.56 -0.56 0.48 SINCE SEP 1 T 0.56 -0.56 0.48 SINCE JAN 1 17.98 12.41 5.57 7.58 SNOWFALL (IN) YESTERDAY 0.0 1.3 1974 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE SEP 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 T 0.1 -0.1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 6 5 1 5 MONTH TO DATE 21 39 -18 41 SINCE SEP 1 21 39 -18 41 SINCE JUL 1 77 89 -12 42 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 44 21 23 77 SINCE SEP 1 44 21 23 77 SINCE JAN 1 379 386 -7 686 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 6.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 300 AM LOWEST 30 400 PM AVERAGE 64 .......................................................... THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 89 2017 MINIMUM TEMPERATURE (F) 47 22 1902 SUNRISE AND SUNSET SEPTEMBER 12 2023.....SUNRISE 637 AM MDT SUNSET 714 PM MDT SEPTEMBER 13 2023.....SUNRISE 638 AM MDT SUNSET 712 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$