118
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
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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
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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.
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