CDUS45 KCYS 180728 CLICYS CLIMATE REPORT NATIONAL WEATHER SERVICE CHEYENNE WY 128 AM MDT MON MAY 18 2026 ................................... ...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR MAY 17 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1871 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 61 MM 86 1964 65 -4 66 MINIMUM 39 915 PM 24 1942 41 -2 41 AVERAGE 50 53 -3 54 PRECIPITATION (IN) YESTERDAY 0.62 1.18 1995 0.08 0.54 0.00 MONTH TO DATE 1.87 1.29 0.58 0.35 SINCE MAR 1 3.02 4.04 -1.02 1.54 SINCE JAN 1 3.54 4.91 -1.37 3.07 SNOWFALL (IN) YESTERDAY 0.0 8.1 1983 0.0 0.0 0.0 MONTH TO DATE 8.9 2.5 6.4 T SINCE MAR 1 15.2 23.5 -8.3 6.5 SINCE JUL 1 26.4 62.0 -35.6 34.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 15 12 3 11 MONTH TO DATE 203 263 -60 192 SINCE MAR 1 1309 1794 -485 1555 SINCE JUL 1 5204 6710 -1506 6162 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 3 0 3 0 SINCE MAR 1 4 0 4 0 SINCE JAN 1 4 0 4 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 12.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN HAIL FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 800 PM LOWEST 26 1200 PM AVERAGE 60.......................................................... THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 86 1996 MINIMUM TEMPERATURE (F) 41 20 1930 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 538 AM MDT SUNSET 814 PM MDT MAY 19 2026...........SUNRISE 537 AM MDT SUNSET 815 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$