860
CDUS45 KCYS 180730
CLICYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
130 AM MDT THU SEP 18 2025
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...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 60 1031 AM 91 2000 73 -13 82
MINIMUM 45 607 AM 23 1965 46 -1 49
AVERAGE 53 59 -6 66
PRECIPITATION (IN)
YESTERDAY 0.02 0.34 1971 0.05 -0.03 T
MONTH TO DATE 0.46 0.86 -0.40 0.37
SINCE SEP 1 0.46 0.86 -0.40 0.37
SINCE JAN 1 13.41 12.71 0.70 9.60
SNOWFALL (IN)
YESTERDAY 0.0 3.6 1971 0.0 0.0 0.0
MONTH TO DATE 0.0 0.3 -0.3 0.0
SINCE SEP 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 T 0.3 -0.3 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 12 7 5 0
MONTH TO DATE 51 74 -23 9
SINCE SEP 1 51 74 -23 9
SINCE JUL 1 72 124 -52 48
COOLING
YESTERDAY 0 1 -1 1
MONTH TO DATE 16 27 -11 32
SINCE SEP 1 16 27 -11 32
SINCE JAN 1 383 392 -9 513
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 49 1100 AM
AVERAGE 71
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THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 1937
MINIMUM TEMPERATURE (F) 45 24 1971
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 643 AM MDT SUNSET 703 PM MDT
SEPTEMBER 19 2025.....SUNRISE 644 AM MDT SUNSET 701 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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