186
CDUS45 KCYS 200729
CLICYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
129 AM MDT SAT SEP 20 2025
...............................
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 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 75 156 PM 88 1935 72 3 77
MINIMUM 43 501 AM 18 1942 45 -2 41
AVERAGE 59 58 1 59
PRECIPITATION (IN)
YESTERDAY 0.00 1.42 1997 0.05 -0.05 0.00
MONTH TO DATE 0.46 0.96 -0.50 0.37
SINCE SEP 1 0.46 0.96 -0.50 0.37
SINCE JAN 1 13.41 12.81 0.60 9.60
SNOWFALL (IN)
YESTERDAY 0.0 0.8 1942 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.4 -0.4 0.0
SINCE SEP 1 0.0 0.4 -0.4 0.0
SINCE JUL 1 T 0.4 -0.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 6 7 -1 6
MONTH TO DATE 63 88 -25 19
SINCE SEP 1 63 88 -25 19
SINCE JUL 1 84 138 -54 58
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 16 29 -13 32
SINCE SEP 1 16 29 -13 32
SINCE JAN 1 383 394 -11 513
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 300 AM
LOWEST 21 200 PM
AVERAGE 54
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THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 87 1956
2010
MINIMUM TEMPERATURE (F) 44 21 1983
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 645 AM MDT SUNSET 659 PM MDT
SEPTEMBER 21 2025.....SUNRISE 646 AM MDT SUNSET 658 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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