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CXUS55 KCYS 011512
CLMCYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
912 AM MDT TUE OCT 01 2024

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...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   09/07/2022
                       09/07/2022
 LOW               8   09/30/1985
HIGHEST           89   09/03         71      18       92
LOWEST            40   09/23         44      -4       40
AVG. MAXIMUM    79.9               73.3     6.6     77.9
AVG. MINIMUM    48.2               45.8     2.4     48.8
MEAN            64.0               59.6     4.4     63.4
DAYS MAX >= 90     0                0.6    -0.6        2
DAYS MAX <= 32     0                0.1    -0.1        0
DAYS MIN <= 32     0                1.2    -1.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.95   2013
TOTALS          0.37               1.47   -1.10
DAYS >= .01        1                7.3    -6.3        4
DAYS >= .10        1                3.5    -2.5        2
DAYS >= .50        0                1.1    -1.1        0
DAYS >= 1.00       0                0.2    -0.2        0
GREATEST
 24 HR. TOTAL   0.37   09/04 TO 09/04               0.18  09/22 TO 09/22

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.8   MM
 24 HR TOTAL    10.1   09/23/2000 TO 09/24/2000
TOTALS           0.0                1.0    -1.0      0.0
SINCE 7/1        0.0                1.0    -1.0       MM
DAYS >= 1.0        0                0.3    -0.3        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL     66                196    -130
 SINCE 7/1       105                246    -141
COOLING TOTAL     44                 32      12
 SINCE 1/1       525                397     128
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
HIGHEST WIND SPEED/DIRECTION    36/280    DATE  09/17
HIGHEST GUST SPEED/DIRECTION    52/210    DATE  09/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.07
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     43

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       1     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$