359
CXUS55 KCYS 050032
CLMCYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
632 PM MDT FRI SEP 04 2026
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...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 98 08/02/2008
08/01/2008
LOW 25 08/25/1910
HIGHEST 98R 08/02 80 18 93
LOWEST 47 08/04 53 -6 48
AVG. MAXIMUM 84.8 82.0 2.8 81.2
AVG. MINIMUM 57.3 54.3 3.0 55.1
MEAN 71.1 68.1 3.0 68.2
DAYS MAX >= 90 8 4.3 3.7 6
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.73 1930
TOTALS 2.85 1.52 1.33
DAYS >= .01 12 10.3 1.7 11
DAYS >= .10 5 4.0 1.0 5
DAYS >= .50 2 0.7 1.3 0
DAYS >= 1.00 1 0.2 0.8 0
GREATEST
24 HR. TOTAL 1.22 08/14 TO 08/14 0.46 07/31 TO 07/31
SNOWFALL (INCHES)
RECORDS
TOTAL T 2025
24 HR TOTAL T 08/23/2019 TO 08/23/2019
08/14/2018 TO 08/14/2018
08/14/2018 TO 08/12/2017
TOTALS 0.0 0.0 0.0 T
SINCE 7/1 0.0 0.0 0.0 MM
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL 0.0 MM
DEGREE DAYS
HEATING TOTAL 7 33 -26
SINCE 7/1 7 48 -41
COOLING TOTAL 203 130 73
SINCE 1/1 549 365 184
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WIND (MPH)
AVERAGE WIND SPEED 8.9
HIGHEST WIND SPEED/DIRECTION 37/280 DATE 08/09
37/300 08/29
HIGHEST GUST SPEED/DIRECTION 60/300 DATE 08/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.18
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 51
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 13 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 4
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 7 FOG W/VIS <= 1/4 MILE 2
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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