Climatological Report (Monthly)
Issued by NWS Cheyenne, WY

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CXUS55 KCYS 011529
CLMCYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
929 AM MDT SAT OCT 01 2022

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

...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2022

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           97R  09/07         71      26       96
LOWEST            40   09/11         44      -4       34
                       09/25
AVG. MAXIMUM    78.6               73.3     5.3     79.0
AVG. MINIMUM    49.4               45.8     3.6     48.0
MEAN            64.0               59.6     4.4     63.5
DAYS MAX >= 90     6                0.6     5.4        3
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          1.12               1.47   -0.35
DAYS >= .01        7                7.3    -0.3        5
DAYS >= .10        3                3.5    -0.5        1
DAYS >= .50        0                1.1    -1.1        0
DAYS >= 1.00       0                0.2    -0.2        0
GREATEST
 24 HR. TOTAL   0.49   09/21 TO 09/22               0.12  09/03 TO 09/03

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    116                196     -80
 SINCE 7/1       117                246    -129
COOLING TOTAL     92                 32      60
 SINCE 1/1       701                397     304
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.8
HIGHEST WIND SPEED/DIRECTION    37/270    DATE  09/30
HIGHEST GUST SPEED/DIRECTION    56/010    DATE  09/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.23
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     48

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      1
HAZE                      8

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

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