637
CXUS55 KCYS 011646
CLMCYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
946 AM MST SAT FEB 01 2025

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...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             70   01/27/2015
 LOW             -38   01/09/1875
HIGHEST           57   01/16         38      19       61
LOWEST           -12   01/20         15     -27      -23
AVG. MAXIMUM    33.1               40.0    -6.9     37.1
AVG. MINIMUM    10.1               18.4    -8.3     14.4
MEAN            21.6               29.2    -7.6     25.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    15                7.1     7.9        9
DAYS MIN <= 32    31               28.9     2.1       31
DAYS MIN <= 0      7                2.5     4.5        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.78   1949
TOTALS          0.84               0.35    0.49
DAYS >= .01       11                5.1     5.9        7
DAYS >= .10        4                1.0     3.0        3
DAYS >= .50        0                0.0     0.0        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.19   01/25 TO 01/25               0.24  01/13 TO 01/14

SNOWFALL (INCHES)
RECORDS
 TOTAL          35.5   MM
 24 HR TOTAL    20.3   MM
TOTALS          11.5                6.3     5.2      8.4
SINCE 7/1       16.6               29.5   -12.9       MM
DAYS >= 1.0        5                2.1     2.9        4
GREATEST
 SNOW DEPTH        4   01/07                           4
                       01/26
 24 HR TOTAL      MM                                 8.4

DEGREE DAYS
HEATING TOTAL   1336               1110     226
 SINCE 7/1      3560               3928    -368
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.4
HIGHEST WIND SPEED/DIRECTION    44/280    DATE  01/21
HIGHEST GUST SPEED/DIRECTION    56/280    DATE  01/17
                                56/270          01/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               15     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      2
HAZE                      3

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

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