496
CDUS45 KCYS 120745
CLICYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
145 AM MDT FRI SEP 12 2025
...............................
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 1109 AM 91 2021 76 9 81
MINIMUM 58 540 AM 23 1878 48 10 54
AVERAGE 72 62 10 68
PRECIPITATION (IN)
YESTERDAY T 1.29 2002 0.05 -0.05 T
MONTH TO DATE 0.26 0.56 -0.30 0.37
SINCE SEP 1 0.26 0.56 -0.30 0.37
SINCE JAN 1 13.21 12.41 0.80 9.60
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 25 39 -14 7
SINCE SEP 1 25 39 -14 7
SINCE JUL 1 46 89 -43 46
COOLING
YESTERDAY 7 1 6 3
MONTH TO DATE 12 21 -9 24
SINCE SEP 1 12 21 -9 24
SINCE JAN 1 379 386 -7 505
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WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 9.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 17 1100 AM
AVERAGE 57
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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 2025.....SUNRISE 637 AM MDT SUNSET 713 PM MDT
SEPTEMBER 13 2025.....SUNRISE 638 AM MDT SUNSET 711 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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