Climatological Report (Daily)
Issued by NWS Cheyenne, WY

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572
CDUS45 KCYS 171349
CLICYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
749 AM MDT SUN AUG 17 2025

...................................

...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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         86   1234 PM  95    2002  82      4       85
  MINIMUM         62    100 AM  38    1893  55      7       53
  AVERAGE         74                        68      6       69

PRECIPITATION (IN)
  YESTERDAY        0.07          1.40 1961   0.05   0.02     0.06
  MONTH TO DATE    0.40                      0.89  -0.49     2.52
  SINCE JUN 1      7.86                      5.16   2.70     4.47
  SINCE JAN 1     12.23                     11.22   1.01     8.51

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    4                         9     -5       21
  SINCE JUN 1     95                       141    -46       63
  SINCE JUL 1      6                        26    -20       33

 COOLING
  YESTERDAY        9                         4      5        4
  MONTH TO DATE   86                        82      4       94
  SINCE JUN 1    326                       313     13      407
  SINCE JAN 1    326                       317      9      407
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    65           900 PM
 LOWEST     27           100 PM
 AVERAGE    46

..........................................................


THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        94      1882
 MINIMUM TEMPERATURE (F)   54        41      2009


SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE   611 AM MDT   SUNSET   755 PM MDT
AUGUST 18 2025........SUNRISE   612 AM MDT   SUNSET   753 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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